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Coal is formed from plant material falling on saturated soil (swamps marshes & wetlands), the plant material decomposes only very slowly as no oxygen can reach them, this then gets buried by more organic material. then eventually the organic material is lithified forming coal ( rock formation) .
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∙ 12y ago
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Is the origin of diamonds rock or coal?
rock coal
Is coal an inorganic rock?
No. Coal is an organic sedimentary rock.
How does coal go through the rock-cycle?
nope coal is a rock
Is coal harder or softer than rock?
Coal is considered to be a rock.
Why is coal not considered to be a rock?
Coal is considered a sedimentary rock, except for Anthracite which is considered a metamorphic rock.
Is the origin of diamonds rock or coal?
rock coal
Is coal an inorganic rock?
No. Coal is an organic sedimentary rock.
Is coal an igneous rock sedimentary rock or metamorphic rock?
Bituminous coal is consided a sedimentary rock. Anthracite coal is bituminous coal that has been metamorphosed by great pressure and heat and is considered a metamorphic rock.
Is coal related to rock?
Coal is a form of rock. It is an organically formed sedimentary rock.
What is the parent rock for anthracite coal?
Peat (not much of a rock).
How does coal go through the rock-cycle?
nope coal is a rock
Is coal harder or softer than rock?
Coal is considered to be a rock.
Is anthracite coal a sedimentary rock?
Yes, anthracite coal is a type of coal that is considered a metamorphic rock, not a sedimentary rock. It forms from the metamorphism of bituminous coal at high pressures and temperatures.
Why is coal still a rock?
It is a metamorphic rock . Also the coal is sometimes considered a sedimentary rock.
Why is coal not considered to be a rock?
Coal is considered a sedimentary rock, except for Anthracite which is considered a metamorphic rock.
Is coal a sedimentary rocks?
Coal is a sedimentary rock. However, harder forms of coal, because of exposure to elevated temperature and pressure, are metamorphic rock.
Can coal be organic rock?
Coal is considered an organic sedimentary rock, except for anthracite which is considered a metamorphic rock.
