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Earth Science > Physical properties and mineral groups > Flashcards

Physical properties and mineral groups Flashcards

1
Q

Inorganic, not man made, naturally occuring, has a definite chemical composition

A

Minerals

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2
Q

Measure of resistance of a mineral to abrassion

A

Hardness

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3
Q

Ability of a mineral to break along planes

A

Cleavage

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4
Q

A valuable material extracted from the earth

A

Minerals

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5
Q

Compounds are composed of what?

A

2 or more elements

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6
Q

Diamond is purely?

A

Carbon

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7
Q

appearance of th surface of a mineral when it does not break along cleavage planes

A

Fractures

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8
Q

Minerals toughness or resistance to breaking

A

Tenacity

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9
Q

Common external morphology

A

Crystal shape

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10
Q

Some minerals may not have cleavages but may exhibit broken sufaces that are irregular and non polar

A

Fractures

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11
Q

Result of the way object reflect or emit light

A

Color

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12
Q

Play of color or colored reflections exhibited by labradorite

A

Labradoresence

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13
Q

A poor indicator since the minerals share the same ___?

A

Color

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14
Q

Colors of minerals in powdered form

A

Streak

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15
Q

exposure to ultraviolet light causes a mineral to emit light

A

Fluoresence

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16
Q

Reflects the internal structure of the crystal

A

Crystal form or habit

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17
Q

Emits visible light when heated

A

Thermoluminesence

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17
Q

emits visible light when rubbed or struck

A

Triboluminescence

18
Q

natural form of a mineral before the development of cleavage and fracture

A

Crystal form or habit

18
Q

quality and intensity of the reflected lite emits by the mineral

19
Q

opaque, similar to polished metal

20
Q

Glossy, greasy, sikly pearl, and dull

A

Non metallic

21
Q

ratio of the weight of a mineral to the weight of an equal volume of water

A

Specific gravity

21
Q

Intergrowth of two or more crystals of the same mineral

22
Q

Bubbling, where a carbonate material react with acid

A

Effervesence

23
Q

attracted to a hand-magnet

24
Q

ability of minerals to
allow light to pass through them

A

diaphaneity

25
Q

Salty

26
Q

Has a sulfur/ rotten egg

27
Q

Enumerate the 16 physical properties of minerals

A
  1. Hardness
  2. cleavage
  3. fracture
  4. tenacity
  5. crystal shape
  6. crystal form or habit
  7. color
  8. streak
  9. luster
  10. specific gravity
  11. twinning
  12. diaphaneity
  13. effervescence
  14. magnetism
  15. taste
  16. odor
28
Q

most abundant minerals that make up most of the rocks of the Earth’s crust.

A

Rock-forming minerals

29
Q

Used in the manufacturing of producs

A

Economic minerals

30
Q

Containing silicon and oxygen(most abundant in the earth’s crust)

31
Q

Containing (CO3)2-

A

Carbonates

32
Q

Containing sulfur and oxygen (SO4)-

33
Q

minerals containing (PO)4

A

phosphates

34
Q

minerals containing (MoO4)2

A

Molybdates

35
Q

minerals containing (WO4)2

A

tungstates

36
Q

minerals containing Boron and Oxygen

37
Q

minerals containing Hydroxyl Ions OH-4

A

Hydroxides

38
Q

minerals containing sulfur anion

39
Q

minerals containing a metal and/or semi-metal and Sulfur

A

sulfosalts

40
Q

minerals containing Vanadate

41
Q

minerals containing halogen elements combined with one or more elements.

A

Halides & Native Elements

Earth Science (10 decks)

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