Records of the Geological Survey of India, Volume 62The Survey, 1929 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 380
... coal is extracted in the formation of pillars , then in forming pillars containing 131 million tons , -87.3 million tons were extracted . The quantity of coal lost by fires and collapses in areas where pillar extraction had not been ...
... coal is extracted in the formation of pillars , then in forming pillars containing 131 million tons , -87.3 million tons were extracted . The quantity of coal lost by fires and collapses in areas where pillar extraction had not been ...
Page 386
... coal lost by fires , etc. , to be made with a reasonable degree of accuracy . All mines in the Jharia and Raniganj coalfields where any considerable quantity of coal has been lost were visited and the figures supplied were carefully ...
... coal lost by fires , etc. , to be made with a reasonable degree of accuracy . All mines in the Jharia and Raniganj coalfields where any considerable quantity of coal has been lost were visited and the figures supplied were carefully ...
Page 387
Geological Survey of India. ( 2 ) The quantities of coal obtained from each field can be estimated with accuracy , whereas the estimation of the quantity of coal originally present in areas from which coal has been obtained would be a ...
Geological Survey of India. ( 2 ) The quantities of coal obtained from each field can be estimated with accuracy , whereas the estimation of the quantity of coal originally present in areas from which coal has been obtained would be a ...
Contents
PART | 1 |
Born 15th October 1874 Died 27th March | 187 |
New Devonian Fossils from Burma By F R Cowper Reed Sc D | 229 |
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Common terms and phrases
alluvium Aravalli range Aravalli tract Area in acres Barakar basal Bihar Bihar and Orissa boulder bed boundary fault Burma Burmah Oil Co carbonaceous cent Central India Central Provinces Chaung clay coal lost cwts Decem decrease deposition derbyi Devonian dhok district Ditto exported fasciger feet field figure fixed carbon fossils fuel-ratio Fusulina Geol Geological Survey Gondwana Heron increase Irrawadian Jarhanwala Nala laterite limestone lower Manganese Messrs Meteorite Mica miles million tons Mineral oil Mining Lease moisture Nala Naoki Novem Oil Shale Orissa output P. L. renewal Pegu Petroleum Plate production Productus Limestone Prospecting License Punjab Purple Sandstone quantity of coal quartz Rajputana Rangoon Raniganj ridge rocks Salt Marl Salt Range sand Sandstone seams Septem Siwalik specific gravity specimens Speckled Sandstone Spirifer stone Surv Survey of India TABLE Tavoy thickness tons valued villages Vindhyan vitrains Waag Warcha Yenangyaung