Calcite will scratch gypsum. this is an example of the physical characteristics called a. hardness c. fracture b. streak d. cleavage

The answer to the question stated above is letter A. hardness

Calcite will scratch gypsum. This is an example of the physical characteristics called hardness.

additional information
> Muscovite mica will peel off in flat sheets. This is an example of the physical characteristic called cleavage.

That is false even though water expands when frozen nothing changes at all 

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