Records of the Geological Survey of India, Volume 110The Survey, 1978 - Earthquakes Includes the Annual report of the Geological Survey of India, 1867- |
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Page 81
... seams ( R - IXA and Bihar ( excluding extension of Raniganj Kharkharee sector . Coalfield. to occur . Three coal seams were found exposed in the Lynkerdem sector . The lower seam is 0.3-0.4 m thick , the middle seam is 0.5-0.7 m thick ...
... seams ( R - IXA and Bihar ( excluding extension of Raniganj Kharkharee sector . Coalfield. to occur . Three coal seams were found exposed in the Lynkerdem sector . The lower seam is 0.3-0.4 m thick , the middle seam is 0.5-0.7 m thick ...
Page 82
... seams / bands were encoun- tered . For assessment of sand reserves in the Raniganj Coalfield , 2,007.65 m drilling ... seams varying in thickness from 0.30 m to 32.43 m of which 13.40 m of Laikdih Seam is important . Area Headquarters ...
... seams / bands were encoun- tered . For assessment of sand reserves in the Raniganj Coalfield , 2,007.65 m drilling ... seams varying in thickness from 0.30 m to 32.43 m of which 13.40 m of Laikdih Seam is important . Area Headquarters ...
Page 83
... seams which degenerate in quality and thickness in the westernmost part . The strike faults in the Karharbari Formation may affect the dipwise continuity of the coal seams . However , there is a possibility of continuation of coal seams ...
... seams which degenerate in quality and thickness in the westernmost part . The strike faults in the Karharbari Formation may affect the dipwise continuity of the coal seams . However , there is a possibility of continuation of coal seams ...
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amphibolite Andhra Pradesh anomaly anorthosite Archaean Asstt bands Banerjee basalt basemetal basin bauxite belt Bihar biotite boreholes Calcutta carried chalcopyrite charnockite clay coal conglomerate deposits depth dips district dolerite dolomite drilling dykes Eastern facies folds Formation fossils Gangpur geochemical Geol Surv Ind Geological Survey Geologist Jr Geology Division Geophysical geotechnical Ghosh gneiss Gondwana granite granite gneiss granulite Gupta Headquarters indicated intrusive investigated Kumar Laboratory laterite lava limestone line km Madhya Pradesh magnetite Mallampalli mapped metamorphism mineral mineralisation Mulug Murthy nala occur Orissa Pakhal pegmatite phyllite Precambrian Project pyrite quartz veins quartzite Rajasthan Rec Geol Surv region river S/Shri samples sand sandstone Sarkar scale schist seams sedimentary sediments sequence shale shear zone Shri Singh Singhbhum granite Sinha sq km sq km area Srivastava stratigraphic structures studies Sullavai Supergroup Survey of India tectonic thick traverse trending tunnel upto valley Vindhyan volcanic West Bengal