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Rocks and minerals

Total questions: 45

Worksheet time: 37mins

Name
Class
Date
1.

Which type of rock is formed from the solidification of magma or lava?

a)

igneous

b)

sedimentary

c)

metamorphic

d)

bioclastic

2.

Where is magma located?

a)

above ground

b)

below ground

c)

in the stratosphere

d)

in the thermosphere

3.

Where is lava located?

a)

above ground

b)

below ground

c)

in the core

d)

in the mantle

4.

Describe the texture of the following igneous rock.

a)

smooth

b)

coarse

c)

vesicular

d)

glassy

5.

Describe the texture of the following igneous rock.

a)

glassy

b)

rough

c)

vesicular

d)

coarse

6.

Describe the texture of the following igneous rock (grain size 1-10 mm).

a)

vesicular

b)

glassy

c)

fine

d)

coarse

7.

Describe the mineral composition of the following igneous rock.

a)

felsic

b)

mafic

8.

Describe the mineral composition of the following igneous rock.

a)

felsic

b)

mafic

9.

Describe the environment of formation for the following igneous rock (grain size > 10 mm).

a)

intrusive

b)

extrusive

10.

Describe the environment of formation for the following igneous rock.

a)

intrusive

b)

extrusive

11.

Describe the rate of cooling for the following igneous rock (grain size 1-10 mm).

a)

slow cooling

b)

rapid cooling

12.

Describe the environment of formation for the following igneous rock (grain size 1-10 mm).

a)

above ground

b)

below ground

13.

Describe the environment of formation for the following igneous rock (grain size < 1 mm).

a)

above ground

b)

below ground

14.

This igneous rock is

a)

obsidian

b)

basalt

c)

pumice

d)

granite

15.

All igneous rocks are formed from

a)

cementing and compacting of rocks

b)

heat and pressure within the Earth

c)

the remains of ancient organisms

d)

magma and lava

16.

The size of crystals in Igneous Rocks depends upon

a)

pressure

b)

the presence of air

c)

the presence of water

d)

cooling rate

17.

All rocks are classified based upon

a)

the way they are formed

b)

the elements they contain

c)

the latitude and longitude where they are formed

d)

the layers that are present

18.

The color of an Igneous rock tells about the rock's

a)

location

b)

texture

c)

cooling rate

d)

composition

19.

Igneous rocks are classified based upon their composition and

a)

size

b)

texture

c)

layers

d)

how they taste

20.

Which characteristics could help you identify an igneous rock as cooling on the surface?

a)

Vesicles (air bubbles) and large crystals

b)

Vesicles (air bubbles) and very small or no crystals

c)

Large crystals and multi-colored

d)

Being dark or light in color and having layers

21.

The most common INTRUSIVE igneous rock is

a)

granite

b)

gabbro

c)

rhyolite

d)

sandstone

22.

Mafic rocks are

a)

light in color due to high silica content

b)

coarse-grained

c)

dark in color due to their high iron and magnesium content

d)

fine grained

23.

What kind of rocks can be weathered, eroded, and then lithified to form sedimentary rocks?

a)

igneous rocks

b)

metamorphic rocks

c)

sedimentary rocks

d)

any kind of rock

24.

Of the three kinds of sedimentary rocks, a rock that is made up of fragments of other rocks is called

a)

Clastic sedimentary rock

b)

Organic sedimentary rock

c)

Chemical sedimentary rock

25.

Compaction is

a)

When slowing water lays down sediments to form beds

b)

Squeezing of sediment grains together by the weight of sediments above

c)

Precipitation of minerals that "glue" the sediment grains together

d)

When tectonic plate movement raises buried rocks up to the surface

26.

Cementation is

a)

When slowing water lays down sediments to form beds

b)

Squeezing of sediment grains together by the weight of sediments above

c)

Precipitation of minerals that "glue" the sediment grains together

d)

When tectonic plate movement raises buried rocks up to the surface

27.

Of the three kinds of sedimentary rocks, a rock that is made from the remains of living things is called

a)

Clastic sedimentary rock

b)

Organic sedimentary rock

c)

Chemical sedimentary rock

28.

Of the three kinds of sedimentary rocks, a rock that is made by precipitation of dissolved minerals from water is called

a)

Clastic sedimentary rock

b)

Organic sedimentary rock

c)

Chemical sedimentary rock

29.

Remains of living things embedded or imprinted in a sedimentary rock are called

a)

fossils

b)

geodes

c)

strata

d)

clasts

30.

This sedimentary rock that contains some clasts that are quite large is

a)

sandstone

b)

conglomerate

c)

shale

d)

coal

31.

Scratching a mineral against a glass plate is a method of determining its __________.

a)

color

b)

hardness

c)

streak

d)

cleavage

32.

Which mineral property is best illustrated by the following diagram?

a)

hardness

b)

streak

c)

cleavage

d)

density

33.

Which mineral property is being tested in the following diagram?

a)

density

b)

luster

c)

fracture

d)

streak

34.

The reflection of light from the surface of a mineral is called __________.

a)

luster

b)

streak

c)

fracture

d)

color

35.

Describe the luster of the following mineral.

a)

glassy

b)

dull

c)

metallic

d)

nonmetallic

36.

Which factor determines the crystal shape of a mineral?

a)

arrangement of atoms

b)

presence of impurities

c)

reflection of light

37.

What is the basic atomic structure that forms when oxygen and silicon unite?

a)

tetrahedron

b)

sphere

c)

cube

d)

cylinder

38.

Which mineral will scratch quartz but not corundum?

a)

talc

b)

topaz

c)

feldspar

d)

diamond

39.

Which material is made of feldspar?

a)

plastic pipes

b)

ceramics

c)

drywall panels

d)

iron nails

40.

Which mineral is yellow in color and has a foul odor?

a)

sulfur

b)

pyrite

c)

halite

d)

talc

41.

Which mineral has a hardness of 6.5 and a reddish-brown streak?

a)

garnet

b)

magnetite

c)

quartz

d)

hematite

42.

Which mineral cleaves in four directions and consists of calcium and fluorine?

a)

pyroxene

b)

calcite

c)

dolomite

d)

fluorite

43.

Which mineral has a red color, is used in jewelry, and has a hardness of 7?

a)

quartz

b)

garnet

c)

hematite

d)

feldspar

44.

Which mineral is colorless, has rhombohedral cleavage, and bubbles with acid?

a)

halite

b)

calcite

c)

fluorite

d)

quartz

45.

Which mineral is black, flexible in thin sheets, and has a hardness of 2.5?

a)

mica

b)

galena

c)

halite

d)

graphite