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Ramgarh Coalfield : ウィキペディア英語版 | Ramgarh Coalfield
Ramgarh Coalfield are located in Ramgarh district in the Indian state of Jharkhand. ==Overview== In 1917, L.S.S.O’Malley described the coalfields in the upper reaches of the Damodar as follows: “Near the western boundary of Jharia field is that of Bokaro, covering , with an estimated content of 1,500 million tons; close by… is the Ramgarh field (40 square miles), in which, however, coal is believed to be of inferior quality. A still larger field in the same district is that called Karanpura, which extends over and has an estimated capacity of 9,000 million tons.”〔 L.S.S. O’Malley, Bengal, Bihar and Orissa, Sikkim, p.87, Cambridge University Press, 1917 (paper back 2011) ISBN 978-1-107-60064-5〕
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