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Chemistry, 16.11.2020 17:50 markmoroney22

Coal is a very useful rock that formed over millions of years from the remains of plants. Is coal a mineral? No. coal is not a mineral because coal is made of dead plants

No coal is not a mineral because coal can be burned to produce electricity and heat

Yes coal is a mineral because all rocks are nonliving solid minerals

Yes coal is a mineral because all rocks that are useful to people are minerals

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