What is the quality of coal found in India?

Why Indian coal is of low quality?

Coal has been the main source of energy in India and through increased coal production, coal is still fulfilling the energy demands of the country. In 1853, with the introduction of the steam locomotive, Indian coal mining received a boost after poor exploitation for about a century. …

Which coal is available in India?

TYPE AND CATEGORY-WISE COAL RESOURCES OF INDIA

Type of Coal Proved/Measured Total
Prime Coking 4649 5313
-Medium Coking 13914 27502
-Semi-Coking 519 1708
Sub-Total Coking 19082 34522

Where is coal mostly found in India?

Coal deposits are primarily found in eastern and south-central India. Jharkhand, Odisha, and Chhattisgarh accounted for almost 70% of the total known coal reserves in India.

Which is poor quality of coal?

Lignite or brown coal is brown in colour and the lowest quality of coal. The carbon content of lignite ranges from 65-70%, therefore, compared to other types of coal it contains the greatest amount of compounds other than carbon—such as sulfur and mercury.

How can you tell the quality of coal?

The most common classification is based on rank, referring to the degree of coalification that has occurred. The rank of a coal is determined primarily by the depth of burial and temperature to which the coal was subjected over time. With increasing temperature, peat is converted to lignite, a very soft, low-rank coal.

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What are the 4 grades of coal?

There are four main coal types: lignite, subbituminous, bituminous and anthracite.