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Rocks (Igneous, Sedimentary, Metamorphic)

Total questions: 76

Worksheet time: 38mins

Name
Class
Date
1.

What rock is this?

a)

Rhyolite

b)

Andesite

c)

Basalt

d)

Limestone

2.

What rock is this?

a)

Rhyolite

b)

Rhyolite Porphery

c)

Andesite

d)

Andesite Porphery

3.

What rock is this?

a)

Granite

b)

Pegmatite

c)

Diorite

d)

Rhyolite

4.

What rock is this?

a)

Obsidian

b)

Basalt

c)

Andesite

d)

Gabbro

5.

What rock is this?

a)

Basalt

b)

Gabbro

c)

Diorite

d)

Andesite

6.

What rock are these?

a)

Pegmatite

b)

Conglomerate

c)

Granite

d)

Diorite

7.

What rock is this?

a)

Sandstone

b)

Scoria

c)

Pumice

d)

Shale

8.

What rock is this?

a)

oolitic sandstone

b)

pumice

c)

Scoria

d)

limestone

9.

What rock is this?

a)

Andesite Porphery

b)

Basalt Porphyry

c)

Basalt

d)

Andesite

10.

What rock is this?

a)

Obsidian

b)

Scoria

c)

Slate

d)

Shale

11.

What rock is this?

a)

Limestone

b)

Rhyotlite

c)

Andesite

d)

Sandstone

12.

What rock is this?

a)

Gabbro

b)

Diorite

c)

Gneiss

d)

Amphibolite

13.

What rock is this?

a)

Andesite Porphyry

b)

Basalt Porphyry

c)

conglomerate

d)

Andesite

14.

Which rock below shows a porphyritic texture?

a)
b)
c)
d)
15.

Which rock shows a aphanitic texture?

a)
b)
c)
d)
16.

Which rock shows a vesicular texture?

a)
b)
c)
d)
17.

Which rock below is phaneritic?

a)
b)
c)
d)
18.

Which rock is intrusive?

a)
b)
c)
d)
19.

Which rock is extrusive?

a)
b)
c)
d)
20.

What color index would you give this rock?

a)

Felsic

b)

Intermediate

c)

Mafic

21.

What color index would you give this rock?

a)

Felsic

b)

Intermediate

c)

Mafic

22.

What color index would you give this rock?

a)

Felsic

b)

Intermediate

c)

Mafic

23.

What color index would you give this rock?

a)

Felsic

b)

Intermediate

c)

Mafic

24.

What color index is this rock?

a)

Felsic

b)

Intermediate

c)

Mafic

25.

Which provides the most accurate description for this igneous rock.

a)

Extrusive, aphanitic, and Mafic

b)

Extrusive, aphanitic, mafic, porphyry

c)

Extrusive, phaneritic, mafic

d)

Intrusive, phaneritic, mafic

26.

What is the best description for this igneous rock?

a)

Intrusive, Phaneritic, Mafic

b)

Extrusive, Phaneritic, Mafic

c)

Intrusive, Phaneritic, Intermediate

d)

Intrusive, Phaneritic, Felsic

e)

Intrusive, Aphanitic, intermediate

27.

What would be the best description of this rock?

a)

Extrusive, aphanitic, vesicular, felsic

b)

Extrusive, aphanitic, vesicular, mafic

c)

Extrusive, phaneritic, glassy, mafic

d)

Intrusive, aphanitic, vesicular, mafic

28.

What would be the best description of this rock?

a)

Intrusive, Phaneritic, Mafic

b)

Intrusive, Phaneritic, Intermediate

c)

Intrusive, Aphanitic, Mafic

d)

Extrusive, Phaneritic, Intermediate

29.

What best describes these igneous rocks?

a)

Intrusive/extrusive, mafic, porphyritic

b)

Intrusive/extrusive, intermediate, porphyritic

c)

Intrusive/extrusive, felsic, porphyritic

30.

What is the best classification of this rock?

a)

Intrusive, Pegmatitic, Felsic

b)

Intrusive, Phaneritic, Felsic

c)

Extrusive, Pegmatitic, Felsic

d)

Intrusive, Pegmatitic, Intermediate

31.

Which type of rock is this? (Requires scraping to get fizzing).

a)

Dolotsone

b)

Rhyolite

c)

Andestie

d)

Inorganic Limestone

32.

What type of rock is this?

a)

Sandstone

b)

Shale

c)

Welded Tuff

d)

Conglomerate

33.

What kind of rock is this. Hint look at the side very carefully. It will fizz.

a)

Sandstone

b)

Rholite

c)

Oolitic LImestone

d)

Fossiliferous limestone

34.

What type of rock is this?

a)

Andesite

b)

Fossiliferous limestone

c)

Rhyolite

d)

Shale

35.

What type of rock is this?

a)

Bituminous Coal

b)

Obsidian

c)

Shale

d)

Basalt

36.

What type of rock is this? (Has fissility)

a)

Shale

b)

Siltsone

c)

Rhyolite

d)

Slate

37.

What rock is this? fine grained but still grainy to the chew. (Lacks fissility)

a)

Sandstone

b)

SIltstone

c)

Shale

d)

Rhyolite

38.

What rock is this? (it will fizz)

a)

Inorganic Limestone

b)

Andestie

c)

Rhyolite

d)

dolostone

39.

What type of rock is this. (very rough feeling)

a)

Siltsone

b)

Shale

c)

Rhyolite

d)

Sandstone

40.

What type of texture does this have?

a)

Detrital/Clastic

b)

Organic Clasts

c)

Chemical

d)

Glassy

41.

What texture does this rock have?

a)

Aphanitic

b)

Detrital/Clasitic

c)

Chemical

d)

Phaeritic

e)

Organic Clastic

42.

What texture does this rock have?

a)

Organic Clasts

b)

Chemical

c)

Propheritic

d)

Detrital/Clastic

43.

What type of texture is this?

a)

Detrital/Clastic

b)

Pegmatic

c)

Organic Clasts

d)

Chemical

44.

What type of rock is this? (fizzes lightly after being scraped)

a)

Detrital/Clastic

b)

Organic Clastic

c)

Chemical

d)

Aphanitic

45.

Which of the main two sedimentary rocks is this?

a)

Detrital

b)

Chemical

46.

Of the main two sedimentary rocks what would this be classified as?

a)

Intrusive

b)

Exrusive

c)

Detrital

d)

Chemical

47.

What type of classification would this rock have? (Easily scraped and soft)

a)

Aphanitic/intrusive

b)

Detrital/clastic

c)

Chemical/organic clasts

d)

Chemical

48.

What type of classification would this rock have? (FIzzes)

a)

Detrital/Clastic

b)

Chemical/organic

c)

Chemical/Clastic

d)

Chemical/inorganic

49.

What type of environment could from in?

a)

River

b)

Lagoon

c)

Beach

d)

Glacial

e)

Alluvial Fan

50.

What type of environment could form this rock?

a)

Lake

b)

Delta

c)

Glacial Till

d)

Outwash plain

51.

Which of the following rocks would you expect to form at a beach?

a)
b)
c)
d)
52.

Which of the following rocks only forms in a swamp?

a)
b)
c)
d)
53.

Which of the following rocks forms in an area that has shallow warm water increasing the amount of CaCO3 in the water?

a)
b)
c)
d)
54.

Which of the following rocks forms in a coral reef envrionment?

a)

Shale

b)

Inorganic Limestone

c)

Fossiliferous limestone

d)

Oolitic Limestone

55.

What fine grained rock is this (lacks fissility) and what environment might it form in?

a)

Siltstone/Beach

b)

Sandstone/Beach

c)

Rhyolite/Volcanic eruption

d)

Siltstone/Floodplain

56.

What type of rock is this? The dark mineral will scratch glass.

a)

Amphibole Schists

b)

Mica Schists

c)

Diorite

d)

Gabbro

57.

What type of rock is this?

a)

Amphibole schists

b)

Mica Schists

c)

Gneiss

d)

Granit

58.

What type of rock is this

a)

Conglomerate

b)

Metaconglomerate

c)

granite

d)

Gneiss

59.

What rock is this? It will fiz

a)

Quartzite

b)

Oolitic Limestone

c)

Marble

d)

Dolomite

60.

What rock is this?

a)

Shale

b)

Slate

c)

Siltstone

d)

Amphibole Schists

61.

What type of rock is this?

a)

Amphibole Schists

b)

Mica Schists

c)

Diorite

d)

Gneiss

62.

What rock is this? (does not fizz)

a)

Quartzite

b)

Marble

c)

Sandstone

d)

Rhyolite

63.

What type of texture does this rock have?

a)

Foliated, Fine grained, dull luster and breaks into flat sheets

b)

Foliated, coarse grained, two or more minerals in distinct bands

c)

Non Foliated, fine to coarse grained, pieces don't rub off, does not fizz.

d)

Non foliated, fine to coarse grained, looks like sugar crystals, fizzes

64.

Which texture describes this rock?

a)

Foliated, Fine grained, dull luster and breaks into flat sheets

b)

Foliated, coarse grained, two or more minerals in distinct bands

c)

Non Foliated, fine to coarse grained, pieces don't rub off, does not fizz.

d)

Non foliated, fine to coarse grained, looks like sugar crystals, fizzes

65.

What type of texture describes this rock?

a)

Foliated, coarse grained, platy crystals of micas in bands

b)

Foliated, coarse grained, two or more minerals in distinct bands

c)

Non Foliated, fine to coarse grained, pieces don't rub off, does not fizz.

d)

Non foliated, fine to coarse grained, looks like sugar crystals, fizzes

66.

What texture does this rock have?

a)

Foliated, Fine grained, dull luster and breaks into flat sheets

b)

Foliated, coarse grained, two or more minerals in distinct bands

c)

Non Foliated, fine to coarse grained, pieces don't rub off, does not fizz.

d)

Non foliated, fine to coarse grained, looks like sugar crystals, fizzes

67.

What texture does this rock have?

a)

Foliated, Fine grained, dull luster and breaks into flat sheets

b)

Foliated, coarse grained, two or more minerals in distinct bands

c)

Non Foliated, fine to coarse grained, pieces don't rub off, does not fizz.

d)

Non foliated, coarse grained, stretched or cut pebbles.

68.

What type of texture does this rock have?

a)

Foliated, Fine grained, dull luster and breaks into flat sheets

b)

Foliated, coarse grained, two or more minerals in distinct bands

c)

Non Foliated, fine to coarse grained, pieces don't rub off, does not fizz.

d)

Non foliated, fine to coarse grained, looks like sugar crystals, fizzes

69.

What texture does this rock have?

a)

Foliated, medium to coarse grained, hornblende dominate mineral

b)

Foliated, coarse grained, two or more minerals in distinct bands

c)

Non Foliated, fine to coarse grained, pieces don't rub off, does not fizz.

d)

Non foliated, fine to coarse grained, looks like sugar crystals, fizzes

70.

What was the parent rock of this metamorphic rock?

a)

Schists

b)

Slate

c)

Sandstone

d)

Limestone

71.

What is the parent rock of this metamorphic rock?

a)

Conglomerate

b)

Sandstone

c)

Limestone

d)

Schists

72.

What is the parent rock of this metamorphic rock (does not fizz).

a)

Limestone

b)

Sandstone

c)

Conglomerate

d)

Schists

73.

What is the parent rock of this metamorphic rock?

a)

Schists

b)

Phyllite

c)

Sandstone

d)

Limestone

74.

What is the parent rock of this metamorphic rock?

a)

Shale

b)

Slate

c)

Schists

d)

Limestone

75.

What is the parent rock of this metamorphic rock?

a)

Slate

b)

Phyllite

c)

Schists

d)

Sandstone

76.

Below is a picture of quartz and arkose sandstone. Which accuratly describes each?

a)

Quartz sandstone (white to tan) is mainly made of quartz and well round grains, Arkose (more reddish) has more feldspar grains and the grains are more angular.

b)

Quartz sandstone (white to tan) is mainly made of quartz and grains are more angular, Arkose (more reddish) has more feldspar grains and the grains are more rounded.

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