Describe the qualities of four different types of coal found in India. -SST 10th

Describe the qualities of four different types of coal found in India. -SST 10th
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(i) Peat is a low carbon and high in moisture (ii) Lignite is a low grade brown coal, soft and high moisture content. (iii) Bituminus coal content high carbon and low moisture most popular coal in commercial use. (iv) Anthracite is the highest quality hard coal. Coal is formed due to the compression of plant material over million years. Most coal is formed during carboniferons periods.
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