Mohs Hardness Scale Questions

Front

If a mineral is scratched by talc, what must its hardness rating be?

Back

1

Front

Diamond is the hardest mineral.

Back

True

Front

Which mineral is HARDER than quartz? Options: Topaz, Corundum, and Diamond; Feldspar, Apatite, and Talc; Talc, Gypsum, Topaz; Diamond, Calcite, Fluorite

Back

Topaz, Corundum, and Diamond

Front

Using this scale, which mineral can scratch fluorite? Options: Talc, Gypsum, Apatite, Calcite

Back

Apatite

Front

Can a penny scratch fluorite?

Back

No

Front

If a mineral is not scratched by corundum, what is its hardness rating?

Back

10

Front

What mineral in the scale is harder than talc and softer than calcite?

Back

gypsum

Front

What mineral on the scale is harder than gypsum and softer than fluorite?

Back

calcite

Front

What is the mineral on the scale that is harder than calcite and softer than apatite?

Back

Fluorite

Front

Which mineral can't be scratched by a fingernail but can be scratched by a penny? Options: calcite, corundum, gypsum, talc.

Back

calcite