Mineral Test Flashcards

0
Q

Forms in metamorphic rock

A

Garnet

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1
Q

Forms in tear shaped pegmatites in the presence of hot fluids

A

Topaz

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2
Q

Forms when a body of salt water evaporates

A

Gypsum

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3
Q

Forms from materials dissolved in water that eventually crystallize

A

Calcite

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4
Q

Suppose you see a miner working in an open pit. What kind of mining is he doing and what minerals might he be mining?

A

Surface Mining - copper, bauxite, or aluminum

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5
Q

What are common uses of chromium?

A

Making stainless steel or cast iron

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6
Q

The method commonly used to mine diamonds is called ________. Why?

A

Deep Mining - because you have to dig deep within the earth to get to the minerals

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7
Q

Used to make toothpaste

A

Sulfates

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8
Q

Diamond or copper penny

A

Native elements

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9
Q

Used to make medicine or batteries

A

Sulfides

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10
Q

Rock salt

A

Halides

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11
Q

Used to make fireworks

A

Carbonates

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12
Q

Used to make aircraft parts and sand paper

A

Oxides

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13
Q

Used to make fertilizer

A

Halides

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14
Q

Contain only one element

A

Native elements

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15
Q

Minerals are commonly classified by __________ composition.

A

Chemical

16
Q

What is the mineral found in the brain of fish that gives them a sense of direction?

A

Magnetite

17
Q

Silicate minerals contain these 2 elements - the 2 most common elements in the earth’s crust

A

Silicon and oxygen

18
Q

True or false - the arrangement of crystals determine its shape

A

True

19
Q

True or false - the arrangement of atoms in a crystal is determined by the atoms that make up the mineral

A

True

20
Q

True or false - a crystalline structure is always geometric

A

True

21
Q

True or false - crystals are classified according to their mineral content

A

False

22
Q

Name 2 characteristics of a mineral

A

1) It is non living material

2) it has a repeating inner structure

23
Q

Smallest part of an element that has all the properties of that element

A

Atom

24
Q

Substance that cannot be chemically broken down into a simpler form

A

Element

25
Q

Formed when the atoms of 2 or more elements bond together chemically

A

Compound

26
Q

Solid geometric form of a mineral produced by a repeating pattern of atoms

A

Crystal

27
Q

Crystallizes out of ground water that has been heated by magma

A

Gold

28
Q

Mineral crystals that are attractive and rare are called _______.

A

Gems

29
Q

Suppose you had an airplane factory and you needed more beryllium. Which mineral would you need to mine?

A

Beryl

30
Q

What is the process that helps reduce the harmful effect of mining?

A

Reclamation

31
Q

What are 2 problems with reclamation?

A

1) it is expensive

2) it is time consuming

32
Q

How can we reduce out need for mineral ore?

A

We can reduce our need for mineral ore by recycling.

33
Q

Name 3 minerals that form in metamorphic rocks

A

Calcite, garnet, granite

34
Q

A mineral deposit large enough and pure enough to be mined for profit.

A

Ore

35
Q

How can mining cause water pollution?

A

The waste products from a mine can get into water sources.