Is coal a rock, mineral, or a metal?
Coal is a readily combustible black or brownish-black rock. It is a sedimentary rock and is our most abundant fossil fuel resource
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Yes, most types of coal are classified as sedimentary rock.
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By the Schlumberger Oilfield Glossary, coal is a carbon-rich ...
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What is the first step to making coal called, the first stage of rock formation?
The first step in the formation of coal is the accumulation o...
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What is molten rock that squeezes into existing rock and coals is called?
Intrusive igneous rock is molten rock that squeezes into exis...
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Which of the following is not considered to be a rock coal, sandstone,pumice, lava?
Lava rock and pumice are not rocks until cooled.
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