Minerals and Their Properties Quiz

Who designed the hardness scale used for minerals?

• Charles Darwin

• Friedrich Mohs

• Isaac Newton

• Albert Einstein

What is cleavage in minerals?

• The property to break along flat surfaces

• The ability to attract magnets

• The color of the mineral

• The weight of the mineral

How does cleavage differ from fracture?

• Cleavage is a chemical property, while fracture is physical

• Cleavage is always visible, while fracture is not

• Fracture occurs in all minerals, while cleavage does not

• Cleavage occurs along flat surfaces, while fracture has jagged edges

What does crystal form or habit refer to?

• The color of a mineral

• The weight of a mineral

• The external shape of a crystal

• The internal structure of a mineral

What is specific gravity a measure of?

• The temperature of a mineral

• The hardness of a mineral

• The color of a mineral

• The weight of a mineral compared to water

What does diaphaneity describe?

• The weight of a mineral

• The ability to conduct electricity

• The hardness of a mineral

• The degree of light transmission

Which of the following is an example of a transparent mineral?

• Quartz

• Marble

• Granite

• Obsidian

What is the result of applying dilute hydrochloric acid to calcium carbonate?

• It changes color

• It produces bubbles

• It becomes solid

• It evaporates

What is fluorescence in minerals?

• The ability to produce light when activated

• The ability to attract magnets

• The ability to change color

• The ability to dissolve in water

Which of the following minerals is strongly magnetic?

• Calcite

• Quartz

• Magnetite

• Ilmenite