Minerals CFU 4.1

How a mineral reflects light

• Hardness
• Streak
• Fracture
• Clevage
• Luster

Measured on the Moh' Scale from 1-10

• Hardness
• Streak
• Fracture
• Clevage
• Luster

A clean, even break

• Hardness
• Streak
• Fracture
• Clevage
• Luster

The colored powder left behind on a porcelain plate

• Hardness
• Streak
• Fracture
• Clevage
• Luster

An uneven, jagged break

• Hardness
• Streak
• Fracture
• Clevage
• Luster

True or false: It is always best to use more than one test to determine a minerals identity

• True
• False

True or false: To be classified as a mineral, it must be in the liquid phase

• True
• False

True or false: Color alone is the best indicator for identifying a mineral

• True
• False

Mica is a mineral that can be peeled into thin, flat sheets. What property of minerals does this demonstrate?

• Hardness
• Streak
• Cleavage
• Luster

A mineral presents a sheen that is similar to a polished metal. What property of minerals does this demonstrate?

• Hardness
• Streak
• Cleavage
• Luster