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
... west - central part of Birbhum district , West Bengal . This concealed coalfield of unknown dimension and named ' Birbhum Coalfield ' is the south- easternly extension in Birbhum district of West Bengal of the Brahmani Valley Coalfield ...
... west - central part of Birbhum district , West Bengal . This concealed coalfield of unknown dimension and named ' Birbhum Coalfield ' is the south- easternly extension in Birbhum district of West Bengal of the Brahmani Valley Coalfield ...
Page 165
... West Bengal . Only broad units of forest cover , eg . dense , medium and sparse and very broad geomor- phic units , eg , denudational hills , pediplains etc. could be delineated from the imagery on this scale . This item of ...
... West Bengal . Only broad units of forest cover , eg . dense , medium and sparse and very broad geomor- phic units , eg , denudational hills , pediplains etc. could be delineated from the imagery on this scale . This item of ...
Page 184
... west and south- south - east direction which continues further to the north . The gravity contours also suggest a deep sub - surface . basin occupied mostly by traps and Gondwana sedi- ments , which has fanned out into a much wider ...
... west and south- south - east direction which continues further to the north . The gravity contours also suggest a deep sub - surface . basin occupied mostly by traps and Gondwana sedi- ments , which has fanned out into a much wider ...
Contents
CENTRAL HEADQUARTERS | 3 |
GEOPHYSICAL DIVISION | 16 |
MINERAL PHYSICS DIVISION | 22 |
Copyright | |
23 other sections not shown
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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