Coal and petroleum are ____
minerals. (metallic / non-metallic?
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Answered by
4
Answer:
Coal and petroleum are non metallic minerals
The mineral fuels like coal and petroleum are also non-metallic minerals. Minerals can be extracted by mining, drilling or quarrying (Fig 3.3). The process of taking out minerals from rocks buried under the earth's surface is called mining.
Answered by
2
Answer:-
coal and petroleum are non- metallic .
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