Earth Science, Minerals Pre Assessment

The ________ measures how hard a mineral is.

• Miller Scale
• Dishong Scale
• Curly Scale
• Mohs Scale

Which mineral is the hardest on the Mohs scale?

• Talc
• Quartz
• Diamond
• Feldspar

___________ is the color of powdered mineral.

• Luster
• Streak
• Fracture

_________ is how easily something can be scratched.

• specific gravity
• luster
• hardness

___________ describes how the mineral reflects light.

• cleavage
• magnetic
• luster

_____ is if something breaks into smooth flat layers.

• fracture
• cleavage
• streak

__________ is if a mineral breaks apart in a jagged or rough layer.

• cleavage
• luster
• fracture

Minerals are identified by observing their ___________.

• physical properties
• name
• location

What mineral is what is in pencils?  You can write with it.

• feldspar
• magnetite
• graphite
• kaolinite

A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?

• Fracture
• Cleavage
• Glassy
• Waxy