idkk Flashcards

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1
Q

What is a mineral?

A

A mineral is an inorganic solid that is naturally occurring and has an orderly arrangement of atoms. A mineral has a definite composition.

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2
Q

How do minerals form?

A

Minerals form through a process called crystallization of hot and cool solutions, and form above or below earth’s surface. They can also form from magma and lava cooling.

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3
Q

What are the seven ways minerals are identified?

A

The seven ways minerals are identified are through luster, streak, color, cleavage and fracture, special properties, hardness, and density.

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4
Q

How are minerals used in your daily life?

A

Glass, salt, and paint can all be made out of minerals.

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5
Q

Why are minerals a valuable resource?

A

Minerals are a valuable resource because they are nonrenewable, and so they are valuable because there are only a limited amount of them. Some minerals can be sold to make profit. Without minerals, we wouldn’t have buildings, certain foods, and many other important materials we use everyday!

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6
Q

what is a silicate?

A

a member of the mineral group that has silicon and oxygen in its crystal structure

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7
Q

what is crystallization?

A

It occurs when particles dissolved in a liquid or a melt solidify and form crystals

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8
Q

What is Magma?

A

Is molten rock stored beneath Earth’s surface

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9
Q

What is lava?

A

Lava is when molten rock erupts on or near Earth’s surface. It can also be called ash.

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10
Q

What are Mineralogists?

A

Mineralogists are scientists who study the distribution of minerals, mineral properties, and their uses.

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11
Q

What is luster?

A

Luster is the way a mineral reflects or absorbs light at its surface.

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12
Q

What is streak?

A

Streak is the color of a mineral in powdered form.

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13
Q

What is hardness?

A

Hardness is the resistance of a mineral to being scratched.

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14
Q

What is Cleavage?

A

Cleavage is when a mineral breaks with smooth, flat surfaces.

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15
Q

What is fracture?

A

Fracture is is a mineral breaks and forms uneven surfaces.

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16
Q

What is density?

A

The density of an object is equal to its mass divided by its volume.

17
Q

What is ore?

A

Ore is a rock that contains high enough concentrations of a desired substance such as metal, so that it can be mined for a profit.

18
Q

What is a gemstone?

A

A gemstone is a rare and attractive mineral that can be worn as jewlery.