Chapter 2: MineralsTest Review

What’s your favorite college football team?

Mond

ay

Thurs

day

Frid

ay

Sat

urday

25% 25%25%25%

1 2 3 4 5

1. Louisville

2. Georgia

3. Kentucky

4. Alabama

5. Tennessee

6. UCLA

7. Florida

8. None of the Above

Crystals may be ___.

Cubic

Mono

clin

ic

Tet

rago

nal

All

of the

Above

25% 25%25%25%1. Cubic

2. Monoclinic

3. Tetragonal

4. All of the Above

1 2 3 4 5

A quartz crystal is ___ in shape.

cubic

hex

agon

al

tetra

gonal

mon

oclin

ic

25% 25%25%25%

1 2 3 4 5

1. cubic

2. hexagonal

3. tetragonal

4. monoclinic

As magma cools, its __ combine into compounds that form a crystal structure, and it becomes a

mineral.

ato

ms

ele

men

ts

ele

ctro

ns

None

of the

abo

ve

25% 25%25%25%1. atoms

2. elements

3. electrons

4. None of the above

1 2 3 4 5

Minerals are made of one or more ___.

colo

rs

ele

men

ts

rock

s

stru

cture

s

25% 25%25%25%

1 2 3 4 5

1. colors

2. elements

3. rocks

4. structures

A mineral is classified as an ore as long as ___.

It is

rare

and

valu

able

It c

an b

e us

ed a

s je

welry

It is

pro

fitab

le a

nd use

ful

It is

solid

and

natura

l

25% 25%25%25%

1 2 3 4 5

1. It is rare and valuable

2. It can be used as jewelry

3. It is profitable and useful

4. It is solid and natural

Minerals mined because they contain useful substances are ___.

gem

s o

res

min

eral

s

rock

s

25% 25%25%25%1. gems

2. ores

3. minerals

4. rocks

1 2 3 4 5

The tendency of minerals to break with rough or jagged surfaces is called ___.

har

dness

lust

er

frac

ture

cle

avag

e

25% 25%25%25%

1 2 3 4 5

1. hardness

2. luster

3. fracture

4. cleavage

A collector of minerals would want a sample of ___.

sal

t c

oal

sugar

wood

25% 25%25%25%

1 2 3 4 5

1. salt

2. coal

3. sugar

4. wood

A measure of how easily a mineral can be scratched is ___.

ore

s

har

dness

frac

ture

cle

avag

e

25% 25%25%25%

1 2 3 4 5

1. ores

2. hardness

3. fracture

4. cleavage

All minerals share __ basic characteristics.

two

thre

e fo

ur te

n

25% 25%25%25%

1 2 3 4 5

1. two

2. three

3. four

4. ten

One of the softest minerals is ___.

topa

z

quar

tz ta

lc

am

ethys

t

25% 25%25%25%

1 2 3 4 5

1. topaz

2. quartz

3. talc

4. amethyst

All minerals share the following characteristics EXCEPT that of ___.

Bei

ng form

ed b

y nat

ur..

Bei

ng form

ed b

y liv

i..

Bei

ng solid

s

Hav

ing th

e at

oms

wit...

25% 25%25%25%

1 2 3 4 5

1. Being formed by natural processes

2. Being formed by living organisms

3. Being solids4. Having the atoms

within the mineral arranged in a pattern

The hardness of quartz is 7. This indicates that quartz will scratch all of the following

minerals EXCEPT ___.

talc

apat

ite

dia

mond

cal

cite

25% 25%25%25%

1 2 3 4 5

1. talc

2. apatite

3. diamond

4. calcite

Muscovite mica will peel off in flat sheets. This is an example of the physical

characteristic called ___.

har

dness

stre

ak

frac

ture

cle

avag

e

25% 25%25%25%

1 2 3 4 5

1. hardness

2. streak

3. fracture

4. cleavage

Calcite with scratch gypsum. This is an example of the physical characteristic called

___.

har

dness

stre

ak

frac

ture

cle

avag

e

25% 25%25%25%

1 2 3 4 5

1. hardness

2. streak

3. fracture

4. cleavage

The color of a powdered mineral is called ___.

frac

ture

colo

r

cle

avag

e

stre

ak

25% 25%25%25%

1 2 3 4 5

1. fracture

2. color

3. cleavage

4. streak

The properties of being __ make a diamond a gemstone.

Rar

e an

d bea

utiful

Use

ful a

nd p

rofit

able

Eas

y to

obta

in a

nd b...

Rar

e an

d pro

fitab

le

25% 25%25%25%

1 2 3 4 5

1. Rare and beautiful

2. Useful and profitable

3. Easy to obtain and beautiful

4. Rare and profitable

If the cost of separating a mineral from waste rock becomes too great, the mineral may no longer be classified as an ore. This happens because ___.

The

min

eral

can

no l.

..

The

min

eral

has

lost

i..

The

deman

d for t

he ...

None

of the

abo

ve

25% 25%25%25%

1 2 3 4 5

1. The mineral can no longer be mined at a profit

2. The mineral has lost its usefulness

3. The demand for the mineral has decreased

4. None of the above

A mineral is no longer classified as an ore once it is no longer ___.

use

ful

pro

fitab

le

Obta

inab

le a

t a re

a...

All

of the

above

25% 25%25%25%

1 2 3 4 5

1. useful

2. profitable

3. Obtainable at a reasonable cost

4. All of the above

A mineral is an organic ___ with a unique crystal structure.

ato

ms

colo

r

solid

mag

ma

25% 25%25%25%

1 2 3 4 5

1. atoms

2. color

3. solid

4. magma

Some minerals are formed when ___ cools.

mag

ma

ato

ms

cry

stal

s

lust

er

25% 25%25%25%

1 2 3 4 5

1. magma

2. atoms

3. crystals

4. luster

The term crystal system refers to the patterns that __ form in a crystal.

ato

ms

solid

s

mag

ma

colo

r

25% 25%25%25%

1 2 3 4 5

1. atoms

2. solids

3. magma

4. color

The distinctive yellow appearance of sulfur is considered the mineral’s ___.

stre

ak

lust

er

colo

r

frac

ture

25% 25%25%25%

1 2 3 4 5

1. streak

2. luster

3. color

4. fracture

When liquid evaporates, atoms of any dissolved minerals stay behind and form

___.

solid

cry

stal

s

mag

ma

colo

r

25% 25%25%25%

1 2 3 4 5

1. solid

2. crystals

3. magma

4. color

Tests for hardness and streak help ___ minerals.

iden

tify

colo

r

lust

er

cre

ate

25% 25%25%25%

1 2 3 4 5

1. identify

2. color

3. luster

4. create

Two types of __ are metallic and nonmetallic.

ato

ms

colo

r

solid

lust

er

25% 25%25%25%

1 2 3 4 5

1. atoms

2. color

3. solid

4. luster

Two minerals that are ores of titanium are __.

Lig

htwei

ght and d

urable

Ilm

enite

and ru

tile

Bau

xite

and g

arnet

Spin

el a

nd E

mer

ald

25% 25%25%25%

1 2 3 4 5

1. Lightweight and durable

2. Ilmenite and rutile

3. Bauxite and garnet

4. Spinel and Emerald

Qualities of a mineral that make it a gemstone are ___.

Use

fuln

ess

and

profit

...

Bea

uty a

nd rarit

y

Lig

htwei

ght and d

urable

Am

ount and c

olor

25% 25%25%25%

1 2 3 4 5

1. Usefulness and profitability

2. Beauty and rarity

3. Lightweight and durable

4. Amount and color

A mineral is a crystalline liquid.

Tru

e

Fal

se

50%50%1. True

2. False

1 2 3 4 5

Some minerals form when magma cools.

Tru

e

Fal

se

50%50%1. True

2. False

1 2 3 4 5

Minerals that are different in other properties may be alike in color.

Tru

e

Fal

se

50%50%1. True

2. False

1 2 3 4 5

Two types of cleavage are metallic and glassy.

Tru

e

Fal

se

50%50%1. True

2. False

1 2 3 4 5

Minerals called ores are mined because they contain beautiful substances.

Tru

e

Fal

se

50%50%1. True

2. False

1 2 3 4 5

All gems are minerals.

Tru

e

Fal

se

50%50%1. True

2. False

1 2 3 4 5