Question

Why rocks like peat lignite and anthracite are called carbonaceous rocks?

Answer 1

Answer:

Peat lignite and anthracite are called carboneceous rocks becoz these are the fossil fuels formed from livivg plants and animals which were buried deep under the surface of earth due to excessive heat and pressure they changed into a dark coloured substance called fossil fuel. And we know that the maximum composition of plant and animal is made up of carbon.

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Answer 2

As they are organic and made of carbon compounds.

Explanation:

• Carbonate rocks are a sedimentary rock that is made up of carbonate minerals such as limestone that is made of calcite and these elements can be dissolved with the groundwater and are influenced by several factors as temperatures and pH.  

• The peat and lignite and anthracite are varieties of coal and these rocks have a certain amount of oil deposits and consist of a large amount of organic matter like carbon thus are called carbonaceous rocks.

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• brainly.in/question/11809102 answered by mohit5211.