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It is the deepest coal mine in India. A total of ten standard coal seams are present in Raniganj Coalfield of which seams R-VII, R-IV, R-X, and partially R-II have been worked or are being worked within the Chinakuri Colliery. [10] In Mine No. 1 galleries and longwall panels were developed till 1994 to a depth of 700 m (2,300 ft). The last ...
This list of deepest mines includes operational and non-operational mines that are at least 2,224 m (7,297 ft), which is the depth of Krubera Cave, the deepest known natural cave in the world. The depth measurements in this list represent the difference in elevation from the entrance of the mine to the deepest excavated point.
This lists of mines in India is subsidiary to the list of mines article, and future mines in the country and is organised by the primary mineral output. For practical purposes stone, marbles and other quarries may be included in this list. In India, the underground mine to surface mine ratio is 20:80 [citation needed].
Coal production of India. Coal in India has been mined since 1774, and India is the second largest producer and consumer of coal after China, mining 997 million metric tons (1,099 million short tons) in FY 2023-24. Around 20% of coal is imported.
The main sources of pollution in the Korba area are coal-based power plants, smelter and open cast mines at Gevra, Dipka and Kusmunda. Large scale transportation of coal raises a pollution problem. Amongst steps taken or underway to check pollution in the area are: widening and repairs of roads in Gevra, Dipka and Kusmunda mines and procurement ...
A survivor of a coal mine disaster in India has shared a harrowing account of the moments after the tunnel was suddenly engulfed by water. Ravi Rai was working in the mine in the north-eastern ...
According to the Geological Survey of India, Kamptee Coalfield has total reserves of 2,296.84 million tonnes of non-coking coal, up to a depth of 1,200 m, out of which 1,233.74 million tonnes are proved reserves and the rest being indicated or inferred. Bulk of the coal is up to a depth of 300 m.
The deepest mines in the world are the Mponeng and TauTona (Western Deep Levels) gold mines in the Witwatersrand region of South Africa, which are currently working at depths exceeding 3,900 m (12,800 ft). [13] The deepest inactive mine in Asia is the Kolar in the Karnataka region of India. Closed in 2001, the main shaft had reached a depth of ...