Biology, 04.03.2021 20:20 jmallory3031

Which statement is true? A rock is a combination of minerals, each of which is a chemically pure element or compound.
A rock is a combination of minerals, each of which is a chemically pure element or compound.

A metamorphic rock is a combination of igneous rocks, each of which is a chemically pure element or compound.
A metamorphic rock is a combination of igneous rocks, each of which is a chemically pure element or compound.

A mineral is a combination of rocks, each of which is a chemically pure element or compound.
A mineral is a combination of rocks, each of which is a chemically pure element or compound.

A rock is made of a single type of mineral, which is a chemically pure element or compound.

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