Records of the Geological Survey of India, Volume 76, Issue 16Government of India, 1948 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 13
... Reserves . Any estimate of the World's coal reserves must be accepted with caution for , in addition to the difficulty of deciding what is to be regarded as ' proved ' , ' probable ' and ' potential ' , experts disagree as to the ...
... Reserves . Any estimate of the World's coal reserves must be accepted with caution for , in addition to the difficulty of deciding what is to be regarded as ' proved ' , ' probable ' and ' potential ' , experts disagree as to the ...
Page 16
... reserves of anthracitic and bituminous coals . PROBABLE LIFE . Country . Proved and probable reserves to Average With yearly increase of yearly coal depth of 2000 production metres . 1925-1935 . With production constant at 0.5 2.0 1925 ...
... reserves of anthracitic and bituminous coals . PROBABLE LIFE . Country . Proved and probable reserves to Average With yearly increase of yearly coal depth of 2000 production metres . 1925-1935 . With production constant at 0.5 2.0 1925 ...
Page 108
... reserves would be of the order of 4,520 million tons of good quality Gondwana coal of which total about 1,185 million tons are of strongly caking quality . ( ii ) Tertiary coal . Regarding the Tertiary coalfields , geological survey ...
... reserves would be of the order of 4,520 million tons of good quality Gondwana coal of which total about 1,185 million tons are of strongly caking quality . ( ii ) Tertiary coal . Regarding the Tertiary coalfields , geological survey ...
Contents
sources of information | 1 |
COAL IN INDIAcontd | 6 |
Map of the Jammu coalfields Kashmir | 7 |
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Common terms and phrases
20 feet analyses anthracitic Argada Assam Ballalpur Baluchistan Barakar measures beds Bihar bituminous coal caking carbonaceous cent Coal in India coal industry coal measures Coalfields coking coals colliery consumption Daltonganj Damodar river Damodar valley Damuda Dandot deposits Dishergarh dolerite east eastern Eocene faults feet in individual feet in thickness feet of coal feet of strata feet thick fuel Geol Geological Giridih Gondwana coals India Indian Coal intrusions Jharia field Kamthi Karanpura Kashmir Khel latter lignite limestones lower Eocene M. S. Krishnan Makarwal Mesozoic metallurgical Mikir hills million tons mines non-caking north-western northern outcrops output peridotite Permian production proved Punjab railway Raniganj Raniganj coal measures Raniganj field Raniganj measures Salt Range sandstones Sandstones and shales seams occur seams of coal sediments sequence shales southern square miles stage Talchir Tertiary Text-fig thin coal seams thin seams Upper Assam volatile workable coal workable seams workable thickness