Minerals

How light reflects off of a mineral is called the mineral's 

• luster
• streak
• cleavage
• fracture

_____ 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

Which of the following is NOT true of minerals?

• They are liquids
• They are formed in nature
• They are inorganic
• They have crystalline structure

Which mineral property is being shown here?

• luster
• hardness
• cleavage
• streak

What is the scale that is used to indicate hardness of a mineral?

• Red Scale
• Moh's scale
• Einstein's Scale
• Fracture Scale

Inorganic means not of living things. 

• True
• False 

Which of the following is an example of luster?

• Soft
• White
• Metallic
• Hard

Which minerals would all scratch apatite?

• diamond, topaz, quartz
• quartz, calcite, gypsum
• fluorite, talc, calcite
• diamond, fluorite, corundum

Whether or not a mineral will float in water is based on its _________.

• Luster

• Hardness

• Cleavage

• Density