Mineral Quiz Review

The way a mineral reflects light

• Hardness

• Specific Gravity

• Luster

• Cleavage

Measure of how easily a mineral can be scratched

• Hardness

• Luster

• Cleavage

• Fracture

A naturally occurring inorganic solid with a defined chemical composition and crystalline structure.

• Gem

• Crystal

• Mineral

• Atom

A regularly repeating pattern of atoms that forms an orderly shape.

• Gem

• Crystal

• Mineral

• Atom

Property of a mineral that causes it to break with uneven, rough, or jagged surfaces.

• Cleavage

• Hardness

• Fracture

The color of a mineral when it is in powdered form

• Streak

• Luster

• Hardness

• Cleavage

The color of a mineral when rubbed on a porcelain tile

• Hardness

• Crystal

• Streak

• Specific Gravity

Property of a mineral that causes it to break in a smooth, flat plane

• Streak

• Cleavage

• Fracture

• Luster

Calcite will scratch gypsum. This is an example of the physical characteristic called _______________.

• fracture

• streak

• hardness

• luster

The softest mineral on the Mohs Hardness scale

• Gypsum
• Talc
• Diamond
• Feldspar