Chemistry
Chemistry, 18.10.2019 01:30, babowmanjacob666

Why is coal not classified as a mineral?

it is not a solid.
it is does not occur naturally.
it has no crystal shape.
it is made of organic material.

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Answers: 1

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Do you know the correct answer?
Why is coal not classified as a mineral?

it is not a solid.
it is does not occur...

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