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what are minerals?

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what are crystals?

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what are rocks?

What are minerals? a solid inorganic substance of natural occurrence.

What are crystals?  Crystals are beautiful rock formations

What are rocks?   the solid mineral material forming part of the surface of the earth and other similar planets, exposed on the surface or underlying the soil or oceans.

Explanation:

answer; the above statement is (true); east germany and west germany

answer; ///(true)/// fusion occurs in the sun's core;