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Mineralogy Quiz: Properties and Identification

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Mineralogy Quiz: Properties and Identification

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Questions and Answers

What two properties can be used to identify the mineral Sulfur?

Color and Hardness

Luster and Density

Streak and Cleavage

Color and Smell (correct)

What is the specific gravity of a mineral that sinks in water?

Equal to 1

Greater than 1 (correct)

It depends on the size of the mineral

Less than 1

What are two ways that minerals can crystallize?

Cooling from lava and precipitation from a solution (correct)

Pressing under high pressure and heating from magma

Heating from magma and precipitation from an acid

Evaporation from a solution and cooling from lava

Which of these minerals is a non-metallic, light-colored mineral that scratches glass, and has no cleavage?

Quartz (D) Signup and view all the answers

How many minerals have been identified?

2500 (D) Signup and view all the answers

What are the main types of luster in minerals?

Metallic and Nonmetallic (D) Signup and view all the answers

What chemical formula do Carbonates have?

CO$_3$ (C) Signup and view all the answers

Which of these mineral groups is the most common at the Earth's surface?

Silicates (D) Signup and view all the answers

Which of these is NOT a native mineral?

Quartz (B) Signup and view all the answers

Which of these is a mineral?

Salt (B) Signup and view all the answers

What does the Mohs Hardness Scale measure?

The relative hardness of a mineral (A) Signup and view all the answers

Which of these minerals has a reliable color?

Malachite (B) Signup and view all the answers

Which of these minerals is NOT used to determine the Mohs Hardness Scale?