Minerals

Minerals & Mineral ID

By Tim Gault

Multiple Select

How can you define a mineral?

• A mineral is an inorganic, crystalline solid.

• A mineral is a compound found in the Earth's crust.

• A mineral is formed through natural processes and has a definite chemical composition.

• A mineral is an element found in the Earth's crust.

Multiple Choice

This means that the substance must occur in nature, it cannot be created or manufactured by people...

• inorganic

• naturally occurring

• organic

• not living

Multiple Choice

Means that a mineral cannot come from something that was once living....

• Inorganic

• Naturally occurring

• Organic

• Not living

Multiple Choice

This means the particles that make a mineral line up in a pattern that repeats over and over again.

• Chemical composition

• Fracture

• Crystal structure

• Solid

Multiple Choice

Definite ___________ means that a mineral always contains certain elements in definite, or exact, proportions.

• crystal structure

• naturally occurring

• solid

• chemical composition

Multiple Choice

The _________ of a mineral is a physical property that is easy to observe and the least reliable for identifcation.

• Chemical composition

• Color

• Hardness

• Streak

Multiple Choice

_______ is found by rubbing the mineral against an unglazed tile called a plate.

• Cleavage

• Luster

• Hardness

• Streak

Multiple Choice

This is how a mineral reflects light.

• Cleavage

• Hardness

• Luster

• Streak

Multiple Choice

_______ is a property that describes a mineral that splits evenly along flat surfaces.

• Cleavage

• Hardness

• Luster

• Fracture