Coal is a sedimentary rock because it is formed from plant debri or the remains
Coal is classified as a sedimentary 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.
Chalk and coal are examples of a kind of sedimentary rock called biochemical sedimentary rock. Biochemical sedimentary rocks form from the accumulation and lithification of organic remains, such as shells and plant material.
Most coal is classified as an organic sedimentary rock. The exception would be anthracite, which is metamorphosed bituminous coal.
coal is a sedimentary rock very high in carbonaceous content.
Coal is a sedimentary rock. However, harder forms of coal, because of exposure to elevated temperature and pressure, are metamorphic rock.
Coal is a sedimentary rock.
Coal is a type of organic sedimentary rock formed from dead plants.
Coal is classified as a sedimentary rock.
No. Anthracite coal is a metamorphic rock.
Coal is a sedimentary rock. However, harder forms of coal, because of exposure to elevated temperature and pressure, are 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.
Coal is a form of rock. It is an organically formed sedimentary rock.
Coal, other than the metamorphic form called anthracite, is an organic sedimentary rock.
Sedimentary rock.
All types of coal are sedimentary, except anthracite which is metamorphic.
It is a metamorphic rock . Also the coal is sometimes considered a sedimentary rock.