Identifying Minerals

True or False: the streak a mineral leaves is always the same color as the mineral itself.

• True

• False

The main 2 groups to sort a mineral's luster are:

• metallic or nonmetallic

• shiny or dull

• glassy or waxy

• dark or light

Talc scratch a Diamond?

• yes

• no

Can Quartz scratch Feldspar?

• yes

• no

Which one is harder?

• Gypsum

• Apatite

Which one is softer?

• Topaz

• Fluorite

Which type of crystal shape does Tourmaline have?

• 
• 
• 

A naturally occurring, inorganic solid with a crystal structure and a definite chemical composition is referring to

• density

• streak

• mineral

• non silicate mineral

Which is NOT a property used for identifying minerals?

• Streak

• Hardness

• Taste

• Color

A mineral could be scratched by topaz but NOT by fluorite.

What is the hardness range?

• 1-4

• 4-8

• 4-10

• 8-10