Which of the following is not a mineral? A. Natural diamond B. Coal C. Gold

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asked Jan 2, 2017 61.2k views

3 votes

Which of the following is not a mineral?

A. Natural diamond
B. Coal
C. Gold

Physics
high-school

Gookman asked

by Gookman

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2 Answers

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Both of the diamond and gold are minerals , coal has some combinations of minerals but is classified as a sedimentary rock. So therefore B. coal is not a mineral

Muneikh answered Jan 4, 2017

by Muneikh

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5 votes

Coal. Coal comes front plant matter so it isn't a true mineral technically

Tomeedee answered Jan 8, 2017

by Tomeedee

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