Minerals Practice Level 2

The way a surface reflects light is called ____.

• Luster

• Streak

• Color

• Cleavage

What do we call the color of a mineral in powdered form?

• Luster

• Streak

• Color

• Hardness

What is it called when a mineral to breaks along flat surfaces?

• Streak

• Hardness

• Cleavage

• Fracture

When minerals to break unevenly along curved or irregular surfaces is called ___.

• Hardness

• Streak

• Cleavage

• Fracture

When minerals are NOT made of living things is called _____.

• earth made

• inorganic

• organic

• rocky

Using the chart below, what color is the streak for Mica?

• black

• white

• colorless

• white or colorless

Using the chart below, what is the hardness for Calcite?

• 7

• 3

• 6-6.5

• 2-2-5

What two measurements make up density? (HINT: Think: ❤️ = ?)

• Volume and Weight

• Mass and volume

• Temperature and Mass

Which of the following are characteristics of minerals? (HINT: I Never See Dirty Cars)

• luster

• Normal structure

• Naturally occurring

• Neutron

What is the scale used to rank the hardness of minerals from softest to hardest? Talc is softest at a 1, while diamond is the hardest at a 10.

• streak test

• luster test

• Mohs hardness scale

• fracture