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Ahat [919]
3 years ago
6

How do we classify rocks

Biology
1 answer:
dlinn [17]3 years ago
8 0

Answer:

Rocks can be divided into three basic classifications: igneous, sedimentary, and metamorphic. The following tests are used by experts to classify rocks: Hardness Test Minerals are scaled in range from 1 to 10, with 1 being softest and 10 hardest. The method of determining hardness is the scratch test.

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