(i) Name the varieties of coal found in India.

(ii) Give a characteristic of each type of coal.

(i) The varieties of coal found in India are anthracite, bituminous, lignite and peat.

(ii) Characteristic of each type of coal are:

1. Anthracite coal — It is shiny and lustrous, almost jet black.
2. Bituminous coal — It is hard, black and compact and makes up almost 80% of the world's total coal output.
3. Lignite coal — It comprises 40% of carbon and a good deal of moisture and less of combustible matter.
4. Peat coal — It has the least carbon content and is inferior to the other three varieties of coal.