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Minerals Chapter 3

Total questions: 40

Worksheet time: 1hrs 20mins

Name
Class
Date
1.
A naturally occurring inorganic solid with a definite chemical composition and an orderly arrangement of atoms
a)
Crystal
b)
Gem
c)
Mineral
d)
Silicate
2.
A solid with atoms arranged in orderly repeating patterns.
a)
Crystal
b)
Gem
c)
Mineral
d)
Silicate
3.
A ratio of a mineral's weight to the weight of an equal volume of water
a)
specific gravity
b)
density
c)
hardness
d)
luster
4.
To break along smooth flat surfaces.
a)
fracture
b)
cleavage
c)
hardness
d)
streak
5.
To break with uneven, rough, or jagged surfaces
a)
fracture
b)
cleavage
c)
hardness
d)
streak
6.
Hot melted rock
a)
silicate
b)
mineral
c)
magma
d)
gem
7.
A measure of how easily a mineral can be scratched
a)
hardness
b)
streak
c)
luster
d)
cleavage
8.
Rare and beautiful minerals that are highly prized.
a)
crystal
b)
gem
c)
silicate
d)
luster
9.
Refers to the color left behind when a mineral is rubbed across an unglazed porcelain plate.
a)
fracture
b)
cleavage
c)
streak
d)
hardness
10.
The way a mineral reflects light
a)
luster
b)
cleavage
c)
streak
d)
gem
11.
Which two elements do most minerals contain?
a)
carbon & hydrogen
b)
silicon & oxygen
c)
calcium & oxygen
d)
chlorine & sodium
12.
What is an important use of titanium
a)
soft drink cans
b)
lawn furniture
c)
artificial body parts
d)
cooking equipment
13.
A mineral can be classified as an ore as long as
a)
it is rare and valuable
b)
it is profitable and useful
c)
it can be used for jewelry
d)
is a solid and natural
14.

Which one of the following is not a crystal shape?

a)

cubic

b)

hexagonal

c)

triclinic

d)

tetragonal

e)

pentatonix

15.
What did Frederick Mohs do?
a)
Invented the hardness scale for minerals
b)
Discovered the largest uncut diamond
c)
Proved that pyrite was different from gold
d)
Discovered that hematite is the raw form of aluminum
16.
Some elements and minerals form in weaknesses in rocks. What type of mineral deposit is this called?
a)
Strip deposit
b)
Vein deposit
c)
Tube deposit
d)
Fault deposit
17.

If a mineral has a specific gravity of 3 what does that mean?

a)

It is 3 times lighter than an equal volume of water

b)

It weighs less than 3 times Earth's gravity

c)

It is 3 times heaver than an equal volume of water

d)

It weighs 3 times more than Earth's gravity

18.

Many gems have industrial uses. Which one of the following pairs is NOT a correct use of a gem in industry.

a)

Diamonds - cutting tools

b)

Rubies - Lasers

c)

Quartz - watches

d)

Gold - sandpaper

19.

A mineral sample has been found that can scratch glass but itself is scratched by a steel file. According to the chart, which mineral could it be?

a)

calcite

b)

apatite

c)

feldspar

d)

quartz

20.

Using the scale, how could someone tell the difference between a sample of topaz and corundum?

a)

Scratching glass with both samples

b)

Scratching both samples with a steel file

c)

Scratching a streak plate with both samples

d)

Scratching the samples on each other

21.
Which mineral can scratch anything?
a)
Diamond
b)
Quartz
c)
Calcite
d)
Talc
22.

Which object can scratch apatite but not feldspar?

a)

iron nail

b)

glass

c)

steel file

d)

fingernail

23.
Some minerals form when magma cools
a)
True
b)
False
24.
Minerals that are different in other properties may be alike in color.
a)
True
b)
False
25.
Two types of cleavage are metallic and glassy
a)
True
b)
False
26.

Which mineral can scratch anything?

a)

Talc

b)

Fluorite

c)

Topaz

d)

Diamond

27.

Minerals that contain silicon and oxygen are known as

a)

silicates

b)

ores

c)

gems

d)

Periodic Table of Elements

28.

Most common rock-forming minerals are

a)

oxides

b)

ores

c)

gems

d)

silicates

29.

Select the two types of luster

a)

metallic

b)

glassy

c)

clear

d)

nonmetallic

e)

pearly

30.

Some minerals have special properties that help identify them. Which one below is NOT a special property of that mineral?

a)

Magnetite is attracted to magnets

b)

Calcite makes images look doubled

c)

Quartz vibrates with regularity when an electric current passes through it.

d)

Halite will glow under UV light

31.

Which description are properties that make titanium useful for tennis rackets and wheelchairs?

a)

usefulness & profitability

b)

lightness & durability

c)

ilmenite & rutile

d)

automobiles & aircraft

e)

beauty & rarity

32.

Which choice included minerals that are mined for titanium?

a)

usefulness & profitability

b)

lightness & durability

c)

ilmenite & rutile

d)

automobiles & aircraft

e)

beauty & rarity

33.

Which choice includes products in which titanium is used?

a)

usefulness & profitability

b)

lightness & durability

c)

ilmenite & rutile

d)

automobiles & aircraft

e)

beauty & rarity

34.

What are qualities of a stone that make it a gemstone?

a)

usefulness & profitability

b)

lightness & durability

c)

ilmenite & rutile

d)

automobiles & aircraft

e)

beauty & rarity

35.

What are qualities of a mineral that classify it as an ore?

a)

usefulness & profitability

b)

lightness & durability

c)

ilmenite & rutile

d)

automobiles & aircraft

e)

beauty & rarity

36.

A mineral is a crystalline liquid.

a)

True

b)

False

37.

Some crystals are formed from minerals dissolved in liquids.

a)

True

b)

False

38.

Tests for hardness and streak help identify minerals

a)

True

b)

False

39.

Minerals called ores are mined because they contain beautiful substances.

a)

True

b)

False

40.

Which one of the following is a characteristic of a mineral?

a)

It can be a liquid

b)

It is organic

c)

It has no crystal structure

d)

It is inorganic

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