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Coal Definition



Definition
0

Definition
Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers called coal beds 0

History
0

Origin
USA 0

Discoverer
John Peter Salley 0

Etymology
From the Old English term col, which has meant mineral of fossilized carbon since the 13th century 0

Class
Sedimentary Rocks 0

Sub-Class
Durable Rock, Soft Rock 0

Family
0

Group
Not Applicable 0

Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock 0

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Fossil Rocks

Define Coal

Coal is one of the important type of rocks. If we have to define Coal in general, Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers called coal beds. Coal comes under Sedimentary Rocks. All Sedimentary Rocks have similar properties and formation process. Along with Coal Definition, know more about the History of Coal, Etymology of Coal in next sections.

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