Question

Coal is a very useful rock that formed over millions of years from the remains of plants. Is coal a mineral

Answer 1

[AI-generated answer — Bot GPT 3.5]

No, coal is not a mineral. Coal is a sedimentary rock composed primarily of carbon, along with other elements such as hydrogen, sulfur, oxygen, and nitrogen. Minerals, on the other hand, are naturally occurring inorganic substances with a specific chemical composition and crystal structure.