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List Of Coal Mines In Bihar

2019-11-18coal mining in india began in 1774 when john sumner and suetonius grant heatly of the east india company commenced commercial exploitation in the raniganj coalfield along the western bank of damodar riverowth remained slow for nearly a century due to low demandhe introduction of steam locomotives in 1853 boosted demand, and coal production rose to an annual average of 1.

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