Records of the Geological Survey of India, Volume 120, Part 1Geological Survey of India, 1991 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 71
... range of the coal seams in PGD - 3 , it becomes obvious that the Raniganj Formation should continue further eastwards by a few more kilometres . On the basis of exploration carried out , a reserve of 10.34 million tonnes ' Proyed ...
... range of the coal seams in PGD - 3 , it becomes obvious that the Raniganj Formation should continue further eastwards by a few more kilometres . On the basis of exploration carried out , a reserve of 10.34 million tonnes ' Proyed ...
Page 73
... range . On the basis of exploration carried out , a reserve of 15.78 million tonnes of coal of ' Proved ' and 242.79 ... range of 493.25 m and 796.60 m . In borehole No. JML - 4 , Raniganj coal seams were intersected within the depth ...
... range . On the basis of exploration carried out , a reserve of 15.78 million tonnes of coal of ' Proved ' and 242.79 ... range of 493.25 m and 796.60 m . In borehole No. JML - 4 , Raniganj coal seams were intersected within the depth ...
Page 120
... range of 70 m to 210 m . SAL - 3 has indicated an overall gra- dient of 78.6 ° C / km for a depth range of 10 m to 300 m with a significant thermal gradient of 360 ° C / km over the depth range of 130 to 140 m . The borehole UN / GW / 6 ...
... range of 70 m to 210 m . SAL - 3 has indicated an overall gra- dient of 78.6 ° C / km for a depth range of 10 m to 300 m with a significant thermal gradient of 360 ° C / km over the depth range of 130 to 140 m . The borehole UN / GW / 6 ...
Contents
CENTRAL HEADQUARTERS | 3 |
GEOPHYSICAL DIVISION | 16 |
MINERAL PHYSICS DIVISION | 22 |
Copyright | |
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Common terms and phrases
airborne alignment amphibolite analysis anomalies associated Background Information bands basalt basemetal basin Bihar biotite block borehole Calcutta carried out geotechnical chalcopyrite clay coal seams coalfield Code comprising copper core samples covering an area Deccan Deccan Trap deposits depth range Director DISTRICT drill cores dykes evaluation exploration exposed fault flows Formation geological mapping GEOLOGY DIVISION geophysical geotechnical investigation gneiss Gondwana grained granite gneiss gravity Group Headquarters Hydel indicated Karnataka Laboratory landsat Lats limestone located logging Madhya Pradesh magnetic Meghalaya million tonnes mineral mineralisation occur ophiolite Orissa pegmatite phyllite power house programme Project proposed quartz quartzite Rajasthan Raniganj REGIONAL GEOLOGY river rock types samples were collected sand sandstone scale schist sector sediments shale shear zone Shri spillway sq km sq km area strike length structural studies sulphide surface surveys thickness tion toposheet traverse trending tunnel upto varying West Bengal