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HDSO Rocks and Minerals > Identification > Flashcards

Identification Flashcards

1
Q

scratches glass

A

quartz

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2
Q

has striations

A

plagioclase feldspar

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3
Q
A

biotite

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4
Q
A

halite

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5
Q

yellow/brown streak

A

limonite

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6
Q

scratches with fngernail

A

gypsum

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7
Q
A

muscovite

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8
Q

scratches with fingernail

A

kaolinite

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9
Q
A

potassium feldspar

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10
Q

magnetic

A

magnetite

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11
Q
A

gypsum

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12
Q

scratches glass

A

cryptocrystalline quartz

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13
Q

brown/red streak

A

hemotite

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14
Q
A

pyrite

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15
Q
A

amphibole

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16
Q

green

A

olivine

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17
Q

grey streak

A

galena

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18
Q
A

pyroxene

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19
Q
A

granite

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20
Q
A

volcanic breccia

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21
Q
A

obsidian

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22
Q

light

A

pumice

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23
Q
A

tuff

24
Q
A

granite

25
Q
A

scoria

26
Q

green

A

peridotite

27
Q
A

basalt

28
Q
A

rhyolite

29
Q
A

diorite

30
Q
A

gabbro

31
Q
A

porphyritic rhyolite

32
Q
A

porphyritic rhyolite

33
Q
A

andesite

34
Q
A

chert conglomerate

35
Q

reacts with HCl

A

limestone

36
Q
A
37
Q

scratch with fingernail

A

rock gypsum

38
Q
A

chert

39
Q
A

quartzose sandstone

40
Q
A

sandstone with iron oxide cement

41
Q
A

arkosic conglomerate

42
Q
A

shale

43
Q
A

quartzose sandstone

44
Q

efferveces when scratched

A

oil shale

45
Q
A

fossiliferous limestone

46
Q
A

schist

47
Q
A

slate

48
Q

efferveces with HCl

A

marble

49
Q

efferveces with HCl

A

marble

50
Q
A

quartzite

51
Q
A

granitic gneiss

52
Q
A

amphibolite

53
Q
A

phyllite

54
Q
A

quartzite

55
Q
A

schist

HDSO Rocks and Minerals (7 decks)

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