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Science Minerals > Chapter 4 > Flashcards

Chapter 4 Flashcards

0
Q

What Dissolves in the hot water to form solutions

A

Minerals

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1
Q

What is water heated by

A

Magma

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2
Q

What leaves the solutions during cooling?

A

Elements and compounds

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3
Q

What do elements and compounds do when they leave

A

Crystallize as minerals

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4
Q

The minerals form a long channel or slab in the rock called a

A

Vein

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5
Q

What are the two ways minerals form

A
  1. crystallization of melted materials.

2. crystallization of materials dissolved in water.

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6
Q

How do small crystals form

A

Fast cooling

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7
Q

How do big crystals form

A

Slow cooling

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8
Q

How do minerals for pm near ocean ridges

A
  1. Water seeps down through cracks in crust.
  2. water meets magma and cools to high temperature.
  3. water dissolves minerals from crust rushes up through chimneys.
  4. when cooled minerals crystallize they settle to the ocean floor
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9
Q

How do halite deposits form

A

When the ancient seas slowly evaporate

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10
Q

What is a mixture of one substance dissolves in another

A

Solution

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11
Q

What is a narrow channel of slab of a mineral that is sharply different from the surrounding rock.

A

A vein

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12
Q

Name all 5 mineral properties

A
  1. hardness
  2. color
  3. streak
  4. luster
  5. density
  6. crystal systems
  7. cleavage and fracture
  8. crystal systems
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13
Q

What is cleavage

A

The property of splitting across even surfaces

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14
Q

What is streak

A

The color of a minerals powder

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15
Q

What is a luster

A

How a mineral reflects light from its surface

16
Q

What is a Compound

A

Two or more elements chemically joined

17
Q

What is fluorescence

A

The property of glowing under ultraviolet light.

18
Q

What is fracture

A

How a mineral breaks apart when it does not split evenly

19
Q

What is the MOHs hardness scale

A

Ranking of minerals from softest to hardest

20
Q

What is a crystal

A

The repeating pattern of a mineral particles in a solid

21
Q

What is a element

A

A substance composed of a single type of Atom

22
Q

What is a mineral

A

Naturally occurring inorganic solid that has a crystal structure and definite chemical composition

23
Q

What does inorganic mean

A

Not Formed from living things or the remains of living things.

24
Q

What is a crystal

A

A solid in which the Atoms are arranged in a pattern that repeats again and again

25
Q

What is a element

A

A substance composed of a single kind of atom

26
Q

What is a compound

A

A substance in which two or more elements are chemically joined

27
Q

What is the Mohs hardness scale

A

Scale ranking minerals from the softest the hardest use them testing the hardness of minerals

28
Q

What is a streak

A

The color of a mineral powder

29
Q

What is a luster

A

The way a mineral reflects light from its surface

30
Q

What is a fracture

A

The way mineral looks when it breaks apart in the regular way

31
Q

What is cleavage

A

And minerals ability to split easily a long flat surfaces

32
Q

What is florescence

A

The property of a mineral and watch the middle glows under ultraviolet light

33
Q

What is a solution

A

A mixture in which one substance is dissolved in another

34
Q

What is a vein

A

And narrow slab of a mineral that a sharply different from the surrounding rock

Science Minerals (1 decks)

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