Identification Flashcards
1
Q
scratches glass
A
quartz
2
Q
has striations
A
plagioclase feldspar
3
Q
A
biotite
4
Q
A
halite
5
Q
yellow/brown streak
A
limonite
6
Q
scratches with fngernail
A
gypsum
7
Q
A
muscovite
8
Q
scratches with fingernail
A
kaolinite
9
Q
A
potassium feldspar
10
Q
magnetic
A
magnetite
11
Q
A
gypsum
12
Q
scratches glass
A
cryptocrystalline quartz
13
Q
brown/red streak
A
hemotite
14
Q
A
pyrite
15
Q
A
amphibole
16
Q
green
A
olivine
17
Q
grey streak
A
galena
18
Q
A
pyroxene
19
Q
A
granite
20
Q
A
volcanic breccia
21
Q
A
obsidian
22
Q
light
A
pumice
23
Q
A
tuff
24
Q
A
granite
25
scoria
26
green
peridotite
27
basalt
28
rhyolite
29
diorite
30
gabbro
31
porphyritic rhyolite
32
porphyritic rhyolite
33
andesite
34
chert conglomerate
35
reacts with HCl
limestone
36
37
scratch with fingernail
rock gypsum
38
chert
39
quartzose sandstone
40
sandstone with iron oxide cement
41
arkosic conglomerate
42
shale
43
quartzose sandstone
44
efferveces when scratched
oil shale
45
fossiliferous limestone
46
schist
47
slate
48
efferveces with HCl
marble
49
efferveces with HCl
marble
50
quartzite
51
granitic gneiss
52
amphibolite
53
phyllite
54
quartzite
55
schist
