Exploring the Properties of Minerals

What is the main objective of the tutorial?

• To learn about the economic value of minerals

• To understand the formation of the lithosphere

• To identify common rock-forming minerals using their properties

• To study the history of minerals

What is mineralogy?

• The study of electronic devices

• The study of the lithosphere

• The study of rocks

• The study of minerals

Which of the following is NOT a characteristic of rock-forming minerals?

• Have a specific chemical composition

• Solid at Earth's surface temperature

• Always organic

• Formed by natural geologic processes

What does luster refer to in minerals?

• The color of the mineral

• The way light reflects off the surface

• The hardness of the mineral

• The weight of the mineral

Which type of luster looks like metal?

• Non-metallic

• Earthy

• Metallic

• Vitreous

What does Mohs scale measure?

• The luster of minerals

• The specific gravity of minerals

• The hardness of minerals

• The color of minerals

What is the streak of a mineral?

• The way it breaks

• The color of its powdered form

• Its external shape

• Its resistance to scratching

What is cleavage in minerals?

• The color of the mineral

• The way a mineral breaks along planes of weak bonding

• The weight of the mineral

• The hardness of the mineral

What does specific gravity refer to?

• The color of the mineral

• The way it breaks

• The heaviness of the mineral

• The hardness of the mineral

What is a common test for identifying carbonate minerals?

• Taste test

• Hardness test

• Streak test

• Fizz test with hydrochloric acid