Question

what is anthracite ??

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Answer 1

Answer:

Anthracite, often referred to as hard coal, is a hard, compact variety of coal that has a submetallic luster. It has the highest carbon content, the fewest impurities, and the highest energy density of all types of coal and is the highest ranking of coals.

Explanation:

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Answer 2

Answer:

coal of a hard variety that contains relatively pure carbon and burns with little flame and smoke.

a dark grey colour.