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Braiden Shea
Biology
5 October, 11:40
Is coal a mineral, why or why not?
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Aylin Case
5 October, 12:10
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Coal is not a mineral because it is organic, and minerals are inorganic. It forms over millions of years from the compressed, heated remains of dead plants and animals.
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Boyer
5 October, 12:10
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It's classified as an organic sedimentary rock, but rocks are combinations of minerals, and minerals are inorganic. Coal is made of decomposed plants, which are organic.
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