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Why is coal organic sedimentary?
Because it started out as alive (trees).
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.
Is coal an organic sedimentary rock?
Most coal is classified as an organic sedimentary rock. The exception would be anthracite, which is metamorphosed bituminous coal.
Why is coal an organic sedimentary rock?
Coal is an organic sedimentary rock because it forms from the remains for plant material. Source : California Edition, Earth Science ; Geology, the enviorment and the Universe Pg. 131
Is coal type of organic rock?
yes, a organic sedimentary rock
How organic sedimentary rock made?
Organic sedimentary rocks are formed from the accumulation of once living things. Coal is an example of a sedimentary rock.
What are some organic sedimentary rocks?
Coal and chalk.
Why are coal and rock limestone classified as organic sedimentary rocks?
The material comprising the rocks coal and limestone are derived from organisms. Therefore, they are classified as organic sedimentary rocks.
What examples of a sedimentary rock are chalk and coal?
Chalk is a type of limestone. Limestone and coal are both organic sedimentary rocks.
What kind of coal is sedimentary rock?
Coal, other than the metamorphic form called anthracite, is an organic sedimentary rock.
Chalk and coal are examples of a kind of sedimentary rock that is called?
Chalk and coal are examples of biochemical sedimentary rocks. Biochemical sedimentary rocks are formed from the accumulation and compression of organic remains such as shells, coral, or plant material.
What are examples of organic sedimentary rock?
Examples of organic sedimentary rocks include coal, which forms from the accumulation and compaction of plant remains, and limestone, which can contain organic debris such as shells and coral. Organic sedimentary rocks are derived from the remains of living organisms.
