Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

for review > new > Flashcards

new Flashcards

1
Q

minerals that characterizes a given intensity of metamorphism are called

A

index minerals

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

shear faulting produces a rock type called

A

mylonite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

average T increase j near surface

A

25C/km

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

transition at 400-670 depth must have a T around

A

1500 C

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

tempestimates of temperature at the outer core mantle vou dary is around

A

4500 to 4800 C

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

inner core outer limit has a temp of

A

6600 C

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

center of the earth is approx to be

A

6900 C

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

showed in 1858 how continents looked before they separated and cired fossil evidence in north america and europe based his reasoning on the catastrophe of noahs flood

A

antonio snider pelligrini

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

friend of wegener divided pangea i to two parts which initially separated

A

alexander du toit

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

wheb was plate tectonics theory developed

A

1960s

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

ocean vaisns are divided by a great ridge approx

A

64,000 km and about 1500 km wide

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

saw a way to tezt the idea of sea floor spreading should be recorded in the magnetism of the basalts in the oceanic crust

A

fres vine and D. H. Matthews

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

rate of seafloor spreadinh appears to range from

A

1-17 cm per year

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

most deep sea floor was formed during

A

cenozoic time (last 65 mya)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

corals survive pnly woth a what salinity

A

27-40 ppt

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

cannot live corals with what depth

A

76m

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

0.5-1km

A

fringing reefs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

cooling through conduction and radiation

A

~24-40 m.y

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

rate of delivery of salt to the oceans

A

~90-100m.y

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

thickness of total sedimentary record divided by average sedimentation rates

A

~1.6 b.y

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

oldest rocks on earth

A

acasta gneisses in northwestern greenland

isua supracrustal rocks in west greenland

rocks found in the minnesota river valley and northern michigan in swaziland and in western australia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

date of acasta gneisses in northwestern canada near great slave lake

A

4.03 Ga

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

data of isua supracrustal rocks

A

3.8 Ga

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

date of rocks in minnesota

A

3.5-3.7 bya

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

date of rocks in swaziland

A

3.4-3.5 bya

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

western australia

A

3.4-3.6 bya

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

date of zircon grains found in sedimentary rocks in west centeal australia

A

4.4 bya

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

date of 70 well dated meteorites using different dating methods rb sr sm nd ar ar

A

4.4-4.6 bya

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

date of iron meteorite canyon diablo meteorite

A

4.54 bya

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

best age of the universe

A

14-17 bya

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

oldest human fossil

A

Tabon Man

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

age of tabon man

A

~22,000 tears old

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

who discovered tabon man

A

Dr. Robert B. Fox Tabon Cave Palawan May 28 1962

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

oldest fossil in ph

A

fusulinids

found in calamian islands palawan
permian

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

applied stenos law and classified rocks in italian mountain exposures primary secondary tertiary

A

giovanni arduino

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

saw similar transitions in germany

A

abraham g. werner

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

saw same divisions in great britain

A

willian smith

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

coal rich interval in northen europe

A

carboniferous system 1822

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

subdivided by charles Lyell based on % of fossil species still living today

A

tertiary system 1831

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

defined by adam sedgwick for the fossil poor strata in NW and ales

A

cambrian system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

defined by R.I murchison based on the rocks in SE wales contained fossils

A

silurian system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

named by charles lapworth based on the oresence of a distinct fossil assemblage

A

ordovician system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

named after the strata in the jura mountains

A

jurassic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q

named after the sandstones in devonshire SE england

A

devonian system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
45
Q

formerly known as octahedrite and a polymorph of titanium dioxide. forms in veins and crevices in meta rocks such as schists concentrated in placer deposits. formed by the weathering of titanite

A

anatase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
46
Q

what is the crystal system if anatase

A

tetragonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
47
Q

schist speckled with tiny black anatase crystals

A

black anatase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
48
Q

weathered anatase becomes

A

rutile

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
49
Q

titanium dioxide has a orthorhombic symmetry and iron is almost always preseing in this minerals structure and contains nobium occurs in hydrothermal veins common in areas diamond placer deposits of brazil widespread in mineral veins in the Alps

A

brookite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
50
Q

red or glowing pale golden needlelike crystals when not enclosed in quartz usually yellowish or reddish brown radiate in starlike sprays from hematite crystals

A

rutile

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
51
Q

crystal system of rutile

A

tetragonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
52
Q

also called tinstone gray or white occurs in hydrothermal veins at high temp with tungsten minerals such as ferberite and topaz molybdenite and tourmaline

A

cassiterite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
53
Q

a specimen displaying the yellow variety of tin oxide

A

variamoffite cassiterite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
54
Q

crystal system of cassiterite

A

tetragonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
55
Q

primary ore of manganese highly oxidizing conditions as an alteration product of manganese minerals such as rhodochrosite and is used in decolorizing agent in glass and in dry cell batteries

A

pyrolusite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
56
Q

pyrolusite crystal system

A

tetragonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
57
Q

a beryllium aluminum oxide hard and durable chatoyancy

A

chrysoberyl

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
58
Q

brilliant green in daylight to cherry red under tungsten light

A

alexandrite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
59
Q

group of twinned alexandrite crystals with mica from russia

A

siberian alexandrite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
60
Q

crystal system of chrysoberyl

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
61
Q

forms the coltan series with the mineral tantalite

A

columbite-tantalite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
62
Q

crystal sytem of columbite-tantalite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
63
Q

the columbite end of the series is rich in

A

niobium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
64
Q

tantalite end are rich in

A

tantalite and is denser than columbite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
65
Q

most common member of the coltan froup

A

ferrocolumbite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
66
Q

these are present as minor constituents in columbite-tantalite

A

scandium and tungsten

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
67
Q

dark crystals of the coltan series mineral

A

yttrotantalite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
68
Q

crystal sytem of columbite-tantalite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
69
Q

its crystals occur in granitic pegmatites forms with cassiterite in hydrothermal veins at high temp also forms at medium temp as pitchblende the ceramic pellets of this are used in nuclear reactors

A

uraninite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
70
Q

crystal system of uraninite

A

cubic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
71
Q

complex oxide of yttrium iron tantalum niobium and uranium specimens with high uranium content have a yellow brown earthy rind similar conditions as columbite used in cathode ray televisions optical glass

A

samarskite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
72
Q

crystal system of samarskite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
73
Q

major source of the element niobium, complex niobium sodium calcium oxide turn green after heating contains traces of uranium and thorium forms in pegmatite rocks dominated by carbonate minerals ised either alone or together with zirconium in claddings for nuclear reactor cores

A

pyrochlore

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
74
Q

major alloying element in nickel based superalloys

A

niobium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
75
Q

crystal system of pyrochlore

A

cubic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
76
Q

form excellent octahedral crystals related to pyrochlore both minerals are dominated by ree tantalum found in pegmatites rich in lepidolite or other lithium bearing minerals and in albite major ore of tantalum

A

microlite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
77
Q

crystal system of microlite

A

cubic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
78
Q

soft heavy copper oxide aggregates with the appearance if sugar are common is translucent and bright red. known as ruby copper in the variety called chalcotrichite or plush copper or crystals rich carmine color

A

cuprite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
79
Q

soft earthy brick red to brownish

A

cuprite of the tile ore variety

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
80
Q

bright red hairlike crystals of cuprite

A

chalcotrichite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
81
Q

crystal system of cuprite

A

cubic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
82
Q

red oxide of zinc assoc with black franklinite and white calcite rare constituent of volcanic ash natural crystals are rarely fluoresecent artificial crystals may range from fluorescent green to fluorescent yellow

A

zincite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
83
Q

crystal system of zincite

A

hexagonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
84
Q

calcium titaniu, oxide niobium can substituye for up to 44.9 % titanium by weight and cerium and sodum can substitute for calcium. crystals are pseudoctahedral occurs in rich in iron and magnesium occurs in contact metamorphic rock found in carbonaceous chondrite meteorites

A

perovkite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
85
Q

crystal system of perovskite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
86
Q

major source of titanium black streak nonman=gmetic accessory in kimberlite rocks

A

ilmenite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
87
Q

crystal system of ilmenite

A

hexaginal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
88
Q

most important ore of iron used in pigment

A

hematite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
89
Q

steel gray crystals and coarse grained varieties with a brilliant metallic luster

A

specular hematite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
90
Q

petal like arrangements

A

iron rosed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
91
Q

form of ground hematite

A

rouge

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
92
Q

crystal system of hematite

A

hexaginal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
93
Q

major ore of iron economically important deposits occur in silica poor intrusions of igneous rocks in banded ironstones

A

magnetite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
94
Q

covered with iron fillings are known

A

lodestones

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
95
Q

magnetite crystal system

A

cubic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
96
Q

rich in yttrium bear the prefix beta tungsten

A

fergusonite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
97
Q

crystal system of fergusonite

A

tetragonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
98
Q

barium manganese oxide formerly grouped together under the name psilomelane forms as an alteration product of other manganese minerals an ore of manganese forms in bogs and lakes and shallow seas

A

romanechite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
99
Q

crystal system of romanechite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
100
Q

forms in syenites certain pegmatites

A

corundum the blue zoning are due to the traces of titanium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
101
Q

common in sapphire

A

colorzoning

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
102
Q

corundum crystal system

A

hexagonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
103
Q

prismatic kashmir rubies embedded in a rock matrix

A

ruby in matrix

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
104
Q

include gahnite franklinite chromite

A

spinel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
105
Q

red spinel is called

A

ruby spinel and this is due to the presence of chromium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
106
Q

crystal system of spinel

A

cubic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
107
Q

a zinc aluminum oxide and is a member of the spinel grop lithium pegmatites and gem clear nodules forms from the low grade metamorphisms of bauxite and found in placer deposits

A

gahnite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
108
Q

crystal system of gahnite

A

cubic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
109
Q

where is the blue octahedron of gahnite from

A

franklin, new jersey usa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
110
Q

small amounts of iron and zinc may substitute for manganese forms in hydrothermal veins assoc manganese oxides such as pyrolusite romanechite ore of manganese added to aluminum and magnesium alloys yo improve corrosion resistance

A

hausmannite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
111
Q

hausmannite crystal system

A

tetragonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
112
Q

iron chromium oxide crystalline inclusion in diamond can contain some magnesium and aluminum accessory mineral in iron and magnesium rich laters are preserved when the sed rocks metamorphose to form serpentine

A

chomite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
113
Q

chromite cyrystal systems

A

cubic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
114
Q

LIST OF OXIDES

A

chromite
hausmannite
ice
anatase
brookite
rutile
cassiterite
pyrolusite
chrysoberyl
columbite-tantalite
uraninite
samarskite
pyrochlore
microlite
cuprite
zincite
perovskite
ilmenite
hematite
magnetite
fergusonite
romanechite
corundum
spinel
gahnite
hausmannite
chromite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
115
Q

formerly called limonite

A

goethite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
116
Q

mixture of aluminum hydroxide mineals called bauxite in southeastern france

A

les baux de provence

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
117
Q

important ore of aluminum forms as extensive shallow deposits

A

bauxite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
118
Q

occur in stalactitic an iron oxide hydroxide and manganese can substiture for up to 5% of the iron occur in gossan or iron hat also occurs in a form called bog iron ore can be produced by living organisms

A

goethite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
119
Q

goethite crystal system

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
120
Q

important ore of manganese hydrated manganese oxide low temp replacement deposits with goethite hot spring manganese deposits alters to pyrolusite

A

manganite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
121
Q

manganite crystal system

A

monoclinic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
122
Q

scattering and crackles and depreciates under high heat widespread in bauxite and laterite

A

diaspore

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
123
Q

rare transparent type of diaspore crystal turkey

A

zultanite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
124
Q

diaspore crystal system

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
125
Q

a magnesium hydroxide low temp hydrothermal veins c if medical magnesium as a fire retardant

A

brucite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
126
Q

fibrous variety of brucite

A

nemalite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
127
Q

brucite crystal system

A

hexagonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
128
Q

list of hydroxides

A

bauxite
goethite
manganite
diaspore
brucite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
129
Q

example of oxyhydroxyl-halides

A

atacamite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
130
Q

hydrated potassium and magnesium chloride forms in the upper layers of marine evaporite salt deposits russia’s most important source of magnesium and caustic potash a potassium hydroxide is produced from this. important source of potash which is used in fertilizers and caustic potash

A

carnallite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
131
Q

carnallite crystal system

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
132
Q

aircraft could not fly without it essential ingredient in aluminum production icelike appearance used to separate aluminum an indispensable metal in aviation from its ores

A

cryolite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
133
Q

crystal system of cryolite

A

monoclinic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
134
Q

used to be known as fluorspar use in iron smelting to improve the fluidity of slags and the refining of metals

A

fluorite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
135
Q

veins banded purple white and yellow fluorite

A

blue john

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
136
Q

fluorite crystal system

A

cubic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
137
Q

orange color comes from inclusions of hematite while the blue and purple colors indicate defects in the crystal structure may form hopper crystals widespread in saline evaporite deposits

A

halite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
138
Q

halite crystal system

A

cubic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
139
Q

manufacture of potassium compounds such as potash fertilizers used to manufacture metallic potassium firstdiscovered in mt. vesuvius italy sal digestivus slyvii

A

slyvite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
140
Q

mercury chloride omorfi meaning beautiful and honey, allusion to its sweet taste although it is toxic referred to as horn quicksilver and horn mercury fluoresces brick red used as a laxative and a disinfectant as well as in the treatments of syphilis from the 16th century an ore of mercury and in insecticides and fungicides

A

calomel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
141
Q

crystal systems of calomel

A

tetragonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
142
Q

LIST OF HALIDES

A

carnallite
cryolite
fluorite
halite
sylvite
calomel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
143
Q

what is the match
witherite
strontianite
siderite
rhodochrosite
smithsonite
cerussite

A

barium
strontium
iron
manganese
zinc
lead

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
144
Q

those with shallow rhombohedral terminations are called

A

nailhead spar

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
145
Q

highly transparent calcite is called

A

optical spar

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
146
Q

occur most often as scalenohedra and are commonly twinned sometimes forming heart shaped butterfly twins

A

calcite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
147
Q

virtually all ancient egyptian alabaster such as theat used to make this small sphinx was actually

A

calcite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
148
Q

crystals with steep rhombohedral or scalenohedral terminations

A

dogtooth spar

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
149
Q

calcite crystal system

A

hexagonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
150
Q

tabular prismatic or needlelike chisel shaped ends

A

aragonite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
151
Q

found in the oxideized zones of ore deposits and in evopites

A

aragon te

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
152
Q

coral like aragonite crystals on rock matrix

A

flos ferri

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
153
Q

calssic aragonite cyclic twin

A

cyclic twin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
154
Q

crystal system of aragonite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
155
Q

barium carbonate resulting from the alteration of baryte specimens are heavy for their size due to the presence of the high density element barium more soluble in acids

A

witherite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
156
Q

crystal system of witherite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
157
Q

occurs as a replacement deposit in limestone affected by magnesium bearing solutions in talc schists

A

dolomite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
158
Q

crystal system of dolomite

A

hexagonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
159
Q

carbonate of magnesium forms mainly as an lateration product in magnesium rich rocks such as peridotites can occur as primary mineral in limestones and talc or chlorite schists in ocanic salt deposits also found in some meteorites catalyst and filler in the production of sythetic rubber and in teh manufacture of chemicals and fertilizers

A

magnesite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
160
Q

crystal system of magnesite

A

hexagonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
161
Q

known since antiquity white lead pigment adter galena most common ore of lead star shpaed or reticulated netlike masses randomly grown prismatic crystals known as jack straw formed ny the action of carbonated water on the other lead minerals particularly galena and anglesite

A

cerussite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
162
Q

delicate needlelike crystals

A

jack straw cerussite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
163
Q

crystal system of cerussite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
164
Q

carbonate hydroxide blue pigment massive azurite used for ornamental purposes sometimes called

A

chessylite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
165
Q

azurite crystal systems

A

monoclinic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
166
Q

manganese carbonate rosy of color forms dogtooth or rhombohedral crystals like calcite found in hydrothermal ore veins with sphalerite galena fluorite and manganese oxides. occurs in metamorphic deposits sometimes mined as an ore of manganese

A

rhodochrosite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
167
Q

crystal system of rhodocrhrosite

A

hexagonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
168
Q

calcium carbonate with varying amounts of iron and mg and mn in its structure many specimens are fluorescent forms as secondary mineral from the action of iron and amgnesium bearing fluids onlimestone waster mineral in hydrothermal ore deposists low grade metamorphosed ironstons banded ironstone formations and iron ore deposits with siderite

A

ankerite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
169
Q

crystal system of ankerite

A

hexagonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
170
Q

formerly known as chalybite singel crystals up to 6 in 15 cm long are doung in quebec canada sed rocks occus in concretions and in thin beds with coal

A

siderite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
171
Q

crystal system of siderite

A

hexagonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
172
Q

honeycombed aggregates

A

dry bone ore

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
173
Q

found in oxidation zones of many zinc ore deposits and in adjacent calcareous rocks

A

smithsnonite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
174
Q

a mass of earthy smithsonite on a rock matrix

A

white smithsonite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
175
Q

translucent mass of botryoidal smithsonite rests on a rock matrix

A

blue and green smithsonite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
176
Q

crystal system of smithsonite

A

hexagonal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
177
Q

earliest ore of copper been mined in sinai occurs in teh altered zones of copper deposits where it is usually accompanied by lesser amounts of azurite single masses that weighed up to 51 tons found in ural mountains

A

malachite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
178
Q

cyrstal system of malachite

A

monoclinic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
179
Q

list of carbonates

A

calcite
aragonite
witherite
dolomite
magnesite
cerussite
azurite
rhodocrhosite
ankerite
siderite
smithsonite
malachite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
180
Q

sodium in borax and calcium in colemanite volcanic activity flow into a closed basin where evaporation takes place occur in desert regions

A

borates

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
181
Q

used to give a green color to fireworkds in place o the toxic barium

A

boron carbide

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
182
Q

chalky mineral tinalconite evaporite foremd in dry lake beds powdered mienrals were fused with the beads and color change key component of soaps

A

borax

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
183
Q

important economic borate mineral has number if habits found in dense veins of parallel fibers known as television stone found inplaya lakes and other evaporite basins commonly occurs in coelmanite

A

ulexite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
184
Q

unusual property of the form ulexite shown above is its ability to transmite images

A

television stone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
185
Q

crystal system of ulexite

A

monoclinic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
186
Q

calcium borosilicate hydroxide forms a cauliflowerlike sometimes sold as turquoise assoc with other boron mienrals such as kernite and borax

A

howlite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
187
Q

crystal system of howlite

A

monoclinic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
188
Q

important source of boron short prismatic or equant crystals un nodules found in playas and other evaporite deposits where it replaces other borate minerals such as borax and ulexite borosilicates derived from colemanite make glass that is resistant to chemicals and electricity and heat

A

colemanite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
189
Q

crystal system of colemanite

A

monoclinic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
190
Q

list of borates

A

borax
ulexite
howlite
colemanite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
191
Q

celestine mostly mine for collectors

A

mineral rich madagascar

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
192
Q

fluoresces yellow under uv light used as an ore of leadforms in the oxidation zones of lead deposits alteration product of galena and formed when galena comes into contact with sulfate solutions found in concentric layers with a core of unaltered galena

A

anglesite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
193
Q

crystal system of anglesite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
194
Q

calcium sulfate one of the major minerals in evaporite deposits alters to gypsum constituent of cap rocks above salt domes that acts as reservoirs for natural oil occurs in volcanic fumaroles and in seafloor hydrothermal chimneys

A

anhydrite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
195
Q

crystal system of anhydrite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
196
Q

barium sulfate barite high sg heavy spar golden comes from south dakote cockscomb or crested aggregates and desert roses rosette aggregates of crystals are common accesory mineral in lead and zinc veins found in sed rocks and clay deposits

A

barite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
197
Q

crystal system of barite

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
198
Q

heavenlt evaporite deposits and can also be precipitated directly from seawater and an ore of strontium

A

celestine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
199
Q

crystal system of celestine

A

orthorhombic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
200
Q

twinned crystals are common and frequently form charac fishtails swordlike selenite gypsum crystals 6 1/2 2m

A

gypsum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
201
Q

comes from the cave of swords in mexico

A

selentine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
202
Q

crystal system of gypsum

A

monoclinic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
203
Q

hydrous iron sulfate iron analog of the copper sufate chalcanthite colorless become green to blue as copper increasingly substitute to iron secondary mineral formed by the oxidation of pyrite altered zones of pyrite bearing rocks and climates in coal alteration product of marcasite used in water purification as a coagulant and also fertilizer

A

melanterite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
204
Q

crystal system of melanterite

A

monoclinic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
205
Q

hydrated copper sulfate blue vitriol occurs in veinlets and as massive and stalactic aggregates oxidation of chalcopyrite water soluble mineral absorbs water

A

chalcanthite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
206
Q

crystal system of chalcanthite

A

triclinic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
207
Q

hydrous copper sulfater prismatic or needle like crytals found in tufts and druse crusts and as fien grained masses forms in the oxidation zones of copper deposits assoc w azurite abundant enough to be an ore of copper

A

brochantite

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
208
Q

crystal system of bronchantite

A

monoclinic

209
Q

epsom salts magnesium sulfate mineral springs enar the town of epsom mg sulfate occurs in solution in seawater saline lake water and spring water water evaporates epsomite precipitates found with coal and limestone cabes

A

epsomite

210
Q

crystal system of epsomite

A

orthorhombic

211
Q

sodium calcium sulfate pseudomorphs form when other minerals such as calcite replace it slitght saline tase turns white in water and fuses to a white enamel found in cavities basaltic igneous rock and in volcanic fumaroles

A

glauberite

212
Q

crystal system of glauberite

A

monoclinic

213
Q

list of sulfates

A

anglesite
anhydrite
barite
celestine
gypsum
melanterite
chalcanthite
brochantite
epsomite
glauberite

214
Q

bright orange to red in color saffron oxidation zone of lead ore and presence of low silica igneous rocks that serve as the source of chromium official mineral emblem of tasmania

A

crocoite

215
Q

almost reticulated growth of crocoite

A

atypical crocoite

216
Q

crystal system of crocoite

A

monoclinic

217
Q

2nd most common molybdenum mineral show different terminations on each due to twinning 2ndary mineral formed in the oxideized zones of lead and molybdenum

A

wulfenite

218
Q

crystal system of wulfenite

A

tetragonal

219
Q

important ore of tungsten manganese end member of manganese iron solid solution series thermal veins at high tem alluvial gravels used in ligh bulb filaments

A

hubnerite

220
Q

crystal systems of hubnerite

A

monoclinic

221
Q

principal ore of tungsten
iron tungsten iron end member of a solid solution series it forms with hubnerite the manganese end member constitute the mineral formerly called wolframite rocket nozzles such as those used in saturn v made of tunsten steel

A

ferberite

222
Q

crystal system of ferberite

A

monoclinic

223
Q

calcium tungstate they fluoresce vivid bluish white under a short wave uv light assoc with native gold fluorescence search for gold deposits contact with metamorphic deposits in hydrotherman veins formed at high temperatures
major source of tungsten

A

scheelite

224
Q

crystal system of scheelite

A

tetragonal

225
Q

list of chromates

A

crocoite
wulfenite

226
Q

list of tungstates

A

hubnerite
ferberite
scheelite

227
Q

most numerous of the 3 groups more than 200 known minerals 1:4 raion crystallize from aqueous fluids fertilizers

A

phosphates

228
Q

a phosphate uranium vanadium and potassium

A

carnotite colorado plateau

229
Q

occur in marbles skarns and other metamorphic rocks

A

apatite

230
Q

crystal system of apatite

A

monoclinic

231
Q

calcium uranium phosphare yellow i ncolor floresce green under ultraviolet light formed in teh oxidation zones of uranium ore bodies as an alteration product of uraninite uranium bearin minerals
midly heated tetragonal autunite dehydrates into orthorhombic

A

autunite

232
Q

crystal system of autunite

A

tetragonal

233
Q

cerium phosphate yellowish reddies accessory mineral in granites

A

monazitea

234
Q

accumulate as monazite sands

A

detrital monazite

235
Q

used in oil refining

A

lanthanum

236
Q

used in coloring glass

A

neodymium

237
Q

plishin glass stone and gemstones

A

cerium oxide

238
Q

crystal system if monazite

A

monoclinic

239
Q

minor ore of lead forms a continuous chemical series with mimetite phosporus and arsenic replace each otther 2ndary mineral in the oxidized zones of lead deposits with galena goethite pseudomorphs of pyromophite after galena

A

pyromorphite

240
Q

crystal system of pyromorphite

A

hexagonal

241
Q

uranium bearing mineral and a minor ore of uranium chemically unstable with increased hydration it transforms to metatorbernite radioactive 2ndary mineral formed in teh oxidation zones of deposits containing uranium and copper and is assoc with other phosphate minetals forms as an alteration product or uraninite

A

torbernite

242
Q

crystal systems of torbernite

A

tetragonal

243
Q

fluoridated manganes phpsphates iron partially replaces manganese 3 cleavages oriented at right angles to each other chestnute brown exhibit different colors when viewed from different dircetions

A

triplite

244
Q

crystal system of triplite

A

monoclinic

245
Q

hydrous copper aluminum phosphate mesopotamia arid envi derived form teh decompostion of apatite and some copper sulfides

A

turquosie fav of chinese stone carvers

246
Q

crystal system of turquoise

A

triclinic

247
Q

lead chlorovanadate bright red colors also needlelike 2ndary mineral in oxidized ore deposits containing leaf high stress tools such this spanner

A

vanadinite

248
Q

crystal system of vanadinite

A

hexagonal

249
Q

variscia old name of the german district of voightlant plae to grenn action of phosphate rich waters on aluminous rocks assoc with apatite waveleite semiprecious used carvings abosrb body oils variquoise

A

variscite

250
Q

crystal system of variscite

A

orthorhombic

251
Q

starlike groups pale blue indigo blue on oxidation source of the sought after blue paint pigment blue orcher weathered zones of iron ore and phosphate deposits and in complex granite pegmatites

A

vivianite

252
Q

crystal system of vivianite

A

monoclinic

253
Q

2ndary mineral that forms in low grade aluminous metamorphic rocks phosphorous sulfate derived from wavelitte and other phosphates is a major component of matches

A

wavelitte

254
Q

crystal system of wavelitte

A

orthorhombic

255
Q

list of phosphates

A

apatite
autunite
monazite
pyromorphite
torbernite
triplite
turquoise
vanadinite
variscite
vivianite
wavellite

256
Q

bright to lemon yellow or greenish yellow found as powdery 2ndary mineral fromed by the alteration of primary uranium vanadium minerals occurs in sandstones fossil wood or other fossilized vegetable matter pure contains 53% uranium by weight generate nuclear energy mined for vanadium and radium world war II onward

A

carnotite vanadates

257
Q

crystal system of carnotite

A

monoclinic

258
Q

zinc arsenate hydroxide fluresce green under uv light 2ndary mineral in oxideized zones of zinc and arsenic deposits

A

adamite

259
Q

crystal system of adamite

A

orthorhombic

260
Q

to incline to break oblique basal cleavage forms as 2ndary mineral in teh oxidized of deposits containing copper sulfides

A

clinoclase

261
Q

crystal system of clinoclase

A

monoclinic

262
Q

leaf translucent blue green occurs in hydrothermal copper deposits cuprite statue of lamma used as an ore of copper vivid blue green in color

A

chalcophyllite

263
Q

crystal system of chalcophyllite

A

hexagonal

264
Q

important tool for prospectors looking for cobalts and silver depostis bright purplish pink color
presence of vobalt cobalt bloom
cobalt arsenate hydrate forms a chemical replacement series with annabergite in wc nickel replaces cobalts in struture lighter colors inidating high nickel content 2ndary mineral found in the oxidized zoned of cobalt nickel arsenic deposits

A

erythrite

265
Q

crystal system of erythrite

A

monoclinic

266
Q

end member of a solid solution series with pyromorphite resemblance to pyromorphite 2ndary minerals wc forms in the oxideized zone do lead deposits and in other localities

A

mimetite

267
Q

massive and crystalline varieties of campylite set in a rock matrix

A

campylite

268
Q

crystal system of mimetite

A

hexagonal

269
Q

hydrated iron arsenate garliclike drusy coatins are common hydrothermal veins hot spring deposits and oxidized zones of arsenic rich ore bodies pharmacisuderite

A

scorodite

270
Q

crystal system of scorodite

A

orthorhombic

271
Q

25 % known of all minerals 95 percent of the crust and upper mantle of earth

A

silicates

272
Q

crystal system of quartz

A

hexagonal

273
Q

crystal system of quartz chalcedony

A

hexagonal

274
Q

red orange chalcedony

A

carnelian

275
Q

crystal system of chalcedont agate

A

ehxagonal

276
Q

concentric bands of co or resembling an aerial view of an ancient fortress

A

fortification agate

277
Q

silica rich waters at low temp percolate through cracks and fissures in other rocks

A

quartz jasper

278
Q

crystals of glauberite replaced by opal

A

opal psedumorph

279
Q

moonstone variety of orthoclase creates schiller effecr

A

orthoclase

280
Q

crystal system of orthoclase

A

monoclinic

281
Q

quartz rich volcanic rocks such as rhyolite phonolite and trachyte formed at lpressure and high temp forms sphereular masses of needlike crystals in obsidian called snowflake obsidian

A

sanidine

282
Q

crystal system of sanidine

A

monoclinic

283
Q

blue green microcline

A

amazonite

284
Q

crystal system of microcline

A

triclinic

285
Q

type of the igneous rock syenite called larvikitelarge schillerized crystals of prized ornamental stone

A

anorthoclase

286
Q

crystal system of anorthoclase

A

triclinice

287
Q

crystal system of albite

A

triclinic

288
Q

most common of the plag felds

A

oligoclase

289
Q

charac by schiller effect

A

labradorite

290
Q

gem quality of labradorite from finalnd known as

A

spectrolite

291
Q

cloud most common feldspathoids

A

nepheline

292
Q

crystal system of nepheline

A

hexagonal

293
Q

used as the firsr eyeshadow

A

lazurite

294
Q

crystal system of lazurite

A

cubic

295
Q

found onmt. vesuvius floresce bright orange under uv light

A

sodalite

296
Q

crystal system of sodalite

A

cubic

297
Q

matt white k rich and silica poor igneous rocks foung with nepheline sodalite natrolite

A

leucite

298
Q

crystal system of leucite

A

cubic tetragona

299
Q

list of feldsphathoids

A

nepheline
lazurite
sodalite

300
Q

sodium content fluoresce orange ti yellow under uv light produces an electric charge found in cavities or fissures in basaltic rocks

A

natrolite

301
Q

crystal system of natrolite

A

orthorhombic

302
Q

crystal system of heulandite

A

monoclinic

303
Q

chemically intermediate in compostion between scolecite and antrolite indentical similar to scolecite and natrolite found in cavities in basalts found hydrothermal veins

A

mesolite

304
Q

forms hairlike tuffs such as in this specimen known as

A

cotton stone

305
Q

crystal system of mesolite

A

monoclinic

306
Q

hailstone occur as distorted cubes or pseudorhombohedrons multiple twins permits small molecules to pass throuogh while preventing the passage of larger molercules filter methane from gases meitted by decatying otagnic waste matter

A

chabazite

307
Q

crystal system of chabazite

A

triclinic

308
Q

formerly feldspathoids sodium aluminum silicate weak electrical charge that this mineral when heated and rubbed occurs in seams and cavities absorbs moisture silica dessicator

A

analcime

309
Q

crystal system of analcime

A

cubic

310
Q

serpentine minerlas

A

antigorite
lizardite
amesite

311
Q

2ndary minerals derived from the chemical alteration of olivine exposed such as along the crests and azes of great folds in island arcs alpine mountain chains sold as jade

A

serpentine

312
Q

fine grained serpentine

A

lizardite

313
Q

corrugated plates

A

antigorite

314
Q

variety of serpentine an ornamental stone

A

williamsite cabochon

315
Q

crystal system of serpentine

A

monoclinic triclinic

316
Q

list of zeolites

A

leucite
natrolite
heulandite
mesolite
chabazite
analcine

317
Q

occur as veins in altered peridotire other serpentine minerals

A

chrysotile

318
Q

crystal system of chrysotile

A

monoclinic or orthorhombic

319
Q

dense high purity talc is called

A

steatite

320
Q

metamorphic mineral founc in veins and magnesium rich rocks assoc with seprentine temolite forsterite alteration product of silica poor igeous silica poor igenous rocks

A

talc`

320
Q

crystal system of talc

A

triclinc or monoclinic

321
Q

aluminum silicate hydroxide exfoliate when heated found in coarse laths and radiating aggreagates forms by the metamorphism of aluminum rich sed rocks good insulator

A

pyrophyllite

322
Q

crystal system of pyrophyllite

A

triclinic or monoclinic

323
Q

isingglass and fine grained muscovite called

A

sericite or white mica

324
Q

btight green specimens rich in chromium are

A

fuchsite

325
Q

crystal system of muscovite

A

monoclinic

326
Q

crystal system of glauconite used to identify continental sehld deposits

A

monoclinic

327
Q

solid solution series with the mineral annite as the iron end member and phologopite as teh mg end memeber used to date rocks

A

biotite

328
Q

crystal system of biotite

A

monoclinic

329
Q

light mica
used to make glass and enamels major source of the rare alkali metals rubidium and cesium

A

lepidolite

330
Q

crystal system of lepidolite

A

monoclinic

331
Q

large pseudomorphs replacing biotite as small particles in soils and ancient sed good growing medium for new plants retains water offers good aeration

A

vermiculite

332
Q

crystal system of vermiculite

A

monoclinic

333
Q

forms from volcanic ash that has weatherd in the presence ofwater

A

bentonite

334
Q

crystal system of bentonite

A

monoclinic

335
Q

raw material for brick pottery and tiles dickite nactire and ahlloysite natural product of alteration of mica plag and sodium and potassium feldspar under the influence of water

A

kaolinite

336
Q

crystal system of kaolinite

A

triclinic

337
Q

fine grained aggreagtes seen xrd used as na indicator of metamorhpic grade in clay bearing metamorphic rocks funerary temple

A

illite

338
Q

crystal system of illite

A

monoclinic

339
Q

soldering gold copper aluminum silicate ore of copper

A

chrysocolla

340
Q

crystal system of chrysocolla

A

orthorhombic

341
Q

mineral separates into flakes or layers when it is heated occurs with zeolite minerals

A

apophyllite

342
Q

crystal system of apophyllite

A

tetragonal

343
Q

spherical masses of phrenite occuring white calcite on a rock matrix

A

green phrenite

344
Q

crystal system of phrenite

A

orthorhombic

345
Q

list of phyllosilicates

A

serpentine
chrysotile
talc
pyrophyllite
muscovite
glauconite
biotite
lepidolite
vermiculite
bentonite
kaolinite
illite
chrysocolla
apophyllite
phrenite

346
Q

important mienral in lunar rocks and alos occurs in meteorites found in lavas and smaller intrusive temperature of limits flat areas of the moon

A

pigeonite member of pyroxene group

347
Q

crystal system of pigeonite

A

monoclinic

348
Q

sodium iron siliciate also known as acmite needlelike prism faces are oftern lustruous pyroxene solid solution series with hedenbergite and diopside found inn mg and iron rich syenitic pegmaites

A

aegirine

349
Q

crystal system of aegerine

A

monoclinic

350
Q

occurs in peridotites kimberlites found in metamorphosed silica rich limestones shromium rich the emerald green variety of this

A

diopside member of pyroxene family

351
Q

blue crystalline variant of diopside

A

violane

352
Q

brightness shiny solid solution series diopside hedenbergite end members dark coloted lunar basalts meteorites all pyroxene are identified as this

A

augite

353
Q

crystal system of augite

A

monoclinic

354
Q

reduced to ashes strong pleichroism ore of lithium eucryptite latgest single crystal minerals south dakota 90 tons wirgh lithium fluoride used to add strentght to glass

A

spodumene

355
Q

lavender gemstone of spodumene

A

kunzite

356
Q

green gem variety of spodumene

A

hiddenite

357
Q

crystal system of spodumene

A

monoclinie

358
Q

pure is hwite in color green due to iron and lilac by mn and iron made up interlocking blocky granular crystals and commonly sugary granular texture nephrite tremolite or actinolite

A

jadeite

359
Q

rich green specimen of jade

A

imperial jade

360
Q

crystal system of jadeite

A

monoclinic

361
Q

results of the contact of metamorphism of limestone ogneous rocks contaminated by carbon rich inclusions regionally metamorphosed rocks in schists ceramis

A

wollastonite

362
Q

crystal system of wollastonite

A

triclinic

363
Q

coated or veined with mn oxides mg ores in india

A

rhodonite

364
Q

crystal system of rhodonite

A

triclinice

365
Q

clove minetals clove brown to dark forms in regional meta of iron and mg rich rocks silica poor igneous rocks referred to as asbestots

A

anthophyllite

366
Q

crystal system of antophyllite

A

orthorhombic

367
Q

compact form of either tremolite actinolite calc mg in actinolite somg mg is replcaed by iron
dark green whrn rich in iton and creamy white when rich in mg tougher than steel regionally metamorphosed areas where dolomites are intruded by iron and mg

A

nephrite

368
Q

crystal system of nephrite

A

monoclinic

369
Q

FORMS IN metamorphic rocks gneisses

A

hornblende

370
Q

crystal system of hornblende

A

monoclinic

371
Q

calcium mg silicate solid solution seies with ferroactinolite increasing iron colorless to white in pure tremolite to grray used commercially as asbstos known as nephrite jade it is massive and fine grained product of both thermanl and reginal metamorphism indicator of metamorphic grade converts to dipside

A

tremolite

372
Q

crystal system of tremolite

A

monoclinic

373
Q

middle of solid solution series of calcium iron mg silicates asbetos fine grained avtinolite and tremolite called nephrite jade an amphibole minerals forms low and medium grade thermal and regional

A

actinolite

374
Q

crsytals of actinilite have been powedered

A

gray green acitnolite

375
Q

crystal system of actinolite

A

monoclinic

376
Q

occurs in schists high p metahmorphism low t acc by jadeite

A

glaucophane

377
Q

crystal system of glaucophane

A

monoclinic

378
Q

asbestos grayish to blue known as alisite snotes used in teh sport of curling crocidolite tigers eye when silica sautrated

A

riebeckite

379
Q

crystal system of riebeckite

A

monoclinic

380
Q

list of inosilicates

A

pigeonite
aegirine
diopside
augite
spodumene
jadeite
wollastonite
rhodonite
anthophyllite
nephrite
hornblende
tremolite
actinolite
glaucophane
riebeckite

381
Q

water sapphire pleochroic found in gneisses important in production used in ornamnets

A

cordierite

382
Q

polished gem of cordierite

A

iolite

383
Q

crystal system of cordierite

A

orthorhombic

384
Q

11 minerals include elbaite schorl dravite and liddicoacite indicolite nlue achroite colorless found in pegmatites

A

tourmaline

385
Q

most common tourmaline minerla

A

schorl

386
Q

gem qual of tourmaline

A

elbaite

387
Q

crystal system of tourmaline

A

hexagonal or trigonal

388
Q

include heliodor moragnite godhenite found in granites

A

beryl

389
Q

variant of crystas shades of pink

A

morganite

390
Q

crystal system of beryl

A

hexagonal or trigonal

391
Q

resemble emerald forms in areas copper veins altered oxidation

A

dioptase

392
Q

crystal system of dioptase

A

hexagonal

393
Q

list of cyclosilicates

A

cordierite
tourmaline
beryl
dioptase

394
Q

formerly called calamine means crsytalline form grouped in fan shaped green fluoresence in shortwave uv ligh and weak light pink fluorescene in longwave uv light 2ndary mineral lateration zones of zinc deposits half zinc weight

A

hemimorphite

395
Q

crystal system of hemimorphite

A

orthorhombic

396
Q

axehead shape of its crystals occur as rosettes clove broen tinzenite

A

axinite

397
Q

crystal system of axinite

A

triclinic

398
Q

formerly called idiocrase
mt vesuvius unusal bismuth bearing is bright red found in granulites

A

vesuvianute

399
Q

greenish blue copper bearing vesuvianite

A

cyprine

400
Q

crystal system of vesuvianite

A

tetragonal

401
Q

one side prism is always wider thean the others needle like product of alteration of plaf felds

A

epidote

402
Q

long striated crystals from peru

A

pistachio epidote

403
Q

crystal system of epidote

A

monolcinic

404
Q

calcium aluminum silicate hydrozxide mistaken for sapphire charac of regional metamorphism and hydrothermal alteration ig igenous rocks

A

zoisite

405
Q

lilac blue to sapphire blue variety of zoisite

A

tanzanite

406
Q

massive pinkish red variety

A

thulite

407
Q

crystal system of zoisite

A

orthorhombic

408
Q

list of sorosilicates

A

hemimorphite
axinite
vesuvianite
epidote
zoisite

409
Q

crystal system of olivine

A

orthorhombic

410
Q

crystal system of zircon

A

tetragonal

411
Q

means fire high refractive index fluorine bearing found in river deposits worlds largest topaz weitghd 36,000 carats

A

topaz

412
Q

crystal system of topaz

A

orthorhombic

413
Q

formerly called sphene calcium titanium silicate wedge shapedcolor dipersion higher than diamond

A

titanite

414
Q

crystal system of titanite

A

monoclinic

415
Q

yellowish gray variety of andalusite

A

chiastolite

416
Q

found in regional and low grade metamorphic rocks

A

andalusite

417
Q

crystal system of andalusite

A

orthorhombic

418
Q

crystal system of sillimanite

A

orthorhombic

419
Q

crystal system of kyanite

A

triclinic dark blue formed during regional meta of clay rich sed spark plugs

420
Q

cross shaped penetration occus in mica schists

A

staurolite monoclinic

421
Q

perfect cleavage pale green occurs innhydrothermal veins low t resembles certain types of beryle and topaz

A

euclase

422
Q

crystal system of euclase

A

monoclinic

423
Q

silicate iron and mg ,g substitute for iron in teh structure form complete solid solution series with manganhumite found with pyrite

A

humite

424
Q

crystal system of humite

A

orthorhombic

425
Q

mg aluminum garned high p hig pp silica poor igneouse

A

pyrope cubic

426
Q

most common almandine oinker red

A

almadine cubic

427
Q

mg aluminum silicate orange known as the alexandrite effect foujd grossular garnet contains iron found in mg rich meta rocks heaviest 6,720 carats

A

spessartine cubic

428
Q

calcium aluminum silicate grossular gooseberry

A

grossular cubic

429
Q

reddish brwon or pink grossular called

A

hessonite or cinnamon stone

430
Q
A
431
Q

30% quartz and 70% feldspar

A

textured granite

432
Q

what is the reason of granodiorite’s speciled appearance

A

biotite and hornblende

433
Q

this is called as welded tuff

A

ignimbrite

434
Q

hard daek and so fine that it has the appearance of streaky flint

A

ultramylonite

435
Q

mylonites are coarse grained and often sugary in appearance

A

blastomylonites

436
Q

formation of mylonite

A

zone of thrusts or low angle faults and fine grained produced recrystallization under pressure

437
Q

anpyrixene charac of hugh temp metamorphism

A

green omphacite

438
Q

brught res garent and contrasting bright green omphacite

A

eclogite

439
Q

found in xenoliths

A

ecologites

440
Q

also known as steatite

A

soapstone

441
Q

amphibole
anthophylkite
tremolite
chlorites

A

soapstone lion dog

442
Q

granular metamorphic rock

A

marble

443
Q

conglomerate specimen from hertfordshire england

A

puddingstone conglomerate

444
Q

quartz sandstone with high lercentage of the green mica mineral glauconite from omin sglow oxygen poir marin envi rich in organic fetiruts contains shls and larger fossils originatii g frxal pellets weak and friable potassium content useful in radiometric age dati

A

greensand

445
Q

commin qlong the frint ranges of rocky mountains

A

arkose

446
Q

grindstones and millsotnes porous rock quartz greatest component originate in river deosits cross beddinh or current bedding

A

gritstone

447
Q

makes 70% of all sed rocks in earths crust

A

shale

448
Q

the fossil nautilus is preserved in

A

mudstone

449
Q

confused with igneous basaly it is a turbidite dirty sandstone poorly sorted

A

graywacke

450
Q

unsorted and unstratified rock material

A

tillite

451
Q

calcarwous mudstone lake chalk shallow watwr high carbonate precipiteated rract in dilute acid

A

marl

452
Q

formed by evaporation of ocean water in salinelakes and in salt pans occurs i some shales limestones and dolomitic limestones

A

rock gypsum

453
Q

interlayered with beds of shale limestone and dolomite

A

rock salt

454
Q

maec of fossilized remains called diatoms have hard shls made of opal most float surfaxe of the sea

A

diatomite

455
Q

is a nodular soil hardened iron and aluminum oxides and a source of bauxite

A

laterite

456
Q

banded iron formation

A

hammersley range of aurstralia

457
Q

pink tufa formatio is rhodope mountains bulgaria

A

stone wedding

458
Q

rounded mineral accretion knobbly itregualr surfaxe oriented parlel to the beddinh of their enclosing formed by the accumulation of silica in sediments and its subsequent solidificaiton pyrite commonly found as this

A

nodules

459
Q

nodule kf hydorues iron sulfate

A

melanterite

460
Q

nodule shows a variation in color due in differences in the extraneous material rnclosed while silica making the rock solidified

A

flint nodule

461
Q

chert that occurs in marly limestones or chalk flund in nodules often in bands parallel go the bedding planes breaks with conchoidal fracture form thick oebbles beds on beaches accumulate soils that are derived from chalk

A

flint

462
Q

earliest to hemined rocks

A

flint ac

463
Q

largest fossil from concretions

A

hadrosaur

464
Q

formed whrn crystals deposited from percolating brines filled cracks formed inseid a noduels as it shrank

A

septarian concretions

465
Q

small igneous silicate spheres

A

chondrules

466
Q

common type of stony irons which ar wiron meteorites one part olivine crystals to two parts metal

A

pallasites

467
Q

rocks that have been melted by meterorite impacts

A

tektites

468
Q

stony meteorite found in haryana ndia lacks chondrules small spheres of igneous minerals make chondrite

A

achondrite

469
Q

well preserved inpact crater in arizona desert usa 50,000 years ago

A

barringer crater

470
Q

how many lercent id iron meteorites

A

6%

471
Q

an iron meteorite with a prtially vaporized surface

A

fusion surface

472
Q

in iron meteorite the kamaxitw and taenite crystals in this iron meteorite occur as crosshatched lines forming

A

windmandstten pattern

473
Q

how many percent nickle in iron meteorite

A

25%

474
Q

minor anounts in iron meteorites

A

troilite graphite phosphides

475
Q

netalkic nickel iron make up 1% recovered meteorites

A

stony iron meteorite

476
Q

main group of stony iron meteorites

A

mesosiferites

477
Q

meteorite from chile with a melted surface resembling a thumbprint

A

thumbprint

478
Q

stony iron meteorite from the thiel mountains antartica

A

meteorite from antartica

479
Q

largely made up of pyroxend and olivine lesser amounts of glassy contain ca felds oldest and msot primitive astronomical bodes in solar system formed vy rapud hearing in the cloud dust

A

stony meteorie
chondrules
chondritic asteroids

480
Q

more rhan 80% of the meteorites fall on Earth

A

chondrites

481
Q

chondrules are absent represent crust developed separate mineral shells arlund iron nickel core impct of breccias on earth 20 from mars and 20 from moon

A

achondrites

482
Q

credited with behnh the first person to distinguish a systematic series of fossil assemblages lithofacies charac

A

alcide d’ orbigny

483
Q

a function of depth h slope S and the nature of the fluid and indirectly a function of velocity of flow

A

boundary shear stress

484
Q

report geology of the henry mountains 1877

A

G.K. Gilbert

485
Q

g. k gilbert

A

grove karl gilbert

486
Q

encompasses the interrelationship of geologic materis with water field of engineering subsurface fluid hydrology

A

fetter

487
Q

type of pakcing porosity cubic
rhombohedral
2 grian size

A

47.8%
26%
14%

488
Q

where is copper harbor conglomerate ans portage lake volcanics found

A

michigan

489
Q

large scale deformation took place in the southernchemisphere continents

A

pan african orogeny

490
Q

one of the oldest known complete ophiolites

A

the jormua mafic ultramafic complex infinland

491
Q

what is nect after rodinia

A

pannotia

492
Q

cysts of planktonic algae become common during meso and neoproterozoic hollow fossils

A

acritarchs

493
Q

iron fomation in michigan oldest known megafossils very likely singlle callwd bacterium

A

grypania

494
Q

oldest eukaryotes

A

bangiomorpha

495
Q

finabck reptiles have a characteristic sail on their back

A

pelycosaurs

496
Q

bolcanic peak 457 m in navajo tribal park in arizona composed of tuff breccia formed i late oligocene 25 mya

A

agathla peak

497
Q

this evaporite mineral ins mined from green river rocks for sofiym compunds

A

trona

498
Q

oldest known hominid

A

sahelanthropus tchadensis

499
Q

relaced enanderthals 35,000 to 10,000 skilled nomadic hunters cave painters

A

cro magnon

500
Q

pure albite melts or crystallizes at

A

1118 C

501
Q

pure albite melts or crystallizes at

and pure anortite melts at

A

1118 C

1500 C

502
Q

albute and anorthite begins to melt at and the melting complete at

A

1220
1410

503
Q

melt composition is cooled it will begin to crystallize at and will be crystalline at

A

1410

1220

504
Q

pure fosterite melts at
and fayalite melts at

A

1890 C
1205 C

505
Q

limited to metamorphosed mg rich limestone and dolomitic metamorphic tocks

A

pure forsterite

506
Q

found in ultrabasic igneous rocks dunits >90% by volume olivine and peridotites olivine +cpx+opx

A

Fo90-95

507
Q

found in basic igneous rocks likes basalts and gabbros and sometimes in andesites where jt occurs with plag and pyroxene

A

Fo60-90

508
Q

found in Fe rich siliceous tocks like rhyolites ans granites

A

Fo100-40

509
Q

CaSiO4 olivines
Mn2SiO4

A

larnite
tephroite

510
Q

commonly found in metamorphosed dolomites CaMgSiO4

A

monticellite

511
Q

garbets with no Ca are called and Al

A

pyralspite series

512
Q

Pyralspite series

Mg3Al2Si3O12
Fe3Al2Si3O12
Mn3Al2Si3O12

A

pyrope
almandine
spessartine

513
Q

garnets with Ca in the A site are

A

ugrandite series

514
Q

ugrandite series
Ca3Cr2Si3O12
Ca3Al2Si3O12
Ca3Fe+32Si3O12

A

uvarovite
grossularite
andradite

515
Q

basalts metamorphosed at high pressure

A

eclogite

516
Q

ultrabasic rocks containing olivine Opx Cpx and garnet

A

peridotites

517
Q

found in metamorphic rocks formed at high pressure and eclogites and perifotes

most common garnet found in meatmorphic aluminous schists
fount in mn rich metamorphic rocks like meta cherts

A

mg rich garnet

Fe rich garnet

mn rich

518
Q

southern leyte earthquakr mag nitude 5.8 struck when

A

may 6, 1991

for review (33 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions