Mohs Scale Practice

Feldspar is # 6.

• True

• False

What is ?

• Minerals

• Apatite

• Corundum

• Topaz

Tags

NGSS.MS-PS1-1

Which mineral is HARDER than quartz?

• Topaz, Corundum, and Diamond

• Feldspar. Apatite, and Talc

• Talc, Gypsum, Topaz

• Diamond, Calcite, Fluorite

Quartz can be scratched by Topaz.

• True

• False

Using this scale, which mineral can scratch fluorite?

• Talc 

• Gypsum 

• Apatite 

• Calcite 

Can a penny scratch fluorite?

• Yes 

• No 

What can scratch Talc?

• Gypsum

• Diamond

• Quartz

• All of them

Using this scale, which mineral can scratch a Drill bit?

• Talc 

• Topaz

• Corundrum

• Quartz

Using the chart below of the Mohs Hardness Scale, answer the following question. A certain mineral sample cannot scratch apatite, but apatite can scratch the sample. Which of the following is most likely the mineral’s hardness?

• 4

• 6

• 8

• 10

This table provides information on two minerals. Which property would allow a geologist to distinguish a sample of feldspar from rose quartz?

• Color

• luster

• hardness

• streak