Records of the Geological Survey of India, Volume 106Geological Survey of India, 1971 - 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 157
... observed . The variations of these gneisses are well exposed on the 73 km . ( Jorum ) -Talo road section where they show N.E.-S.W. strike dipping either side . A coarse grained biotite granite , cutting across the gneisses is observed ...
... observed . The variations of these gneisses are well exposed on the 73 km . ( Jorum ) -Talo road section where they show N.E.-S.W. strike dipping either side . A coarse grained biotite granite , cutting across the gneisses is observed ...
Page 158
... observed near Toru is more phyllitic , with chlorite , biotite and sericite , and garnetiferous with strike E.N.E.-W.S.W. and southerly dips , and strike N.W.-S.E. and NE dips . Khetabari formation : Rocks of Khetabari formation are ...
... observed near Toru is more phyllitic , with chlorite , biotite and sericite , and garnetiferous with strike E.N.E.-W.S.W. and southerly dips , and strike N.W.-S.E. and NE dips . Khetabari formation : Rocks of Khetabari formation are ...
Page 245
... observations and resistivity computation for 550 stations . Chalcopyrite and other sulphides are observed to occur in sheared hornblende schists of Iron Ore Series ( Archaeans associated with Ramapahari granites and other rock types in ...
... observations and resistivity computation for 550 stations . Chalcopyrite and other sulphides are observed to occur in sheared hornblende schists of Iron Ore Series ( Archaeans associated with Ramapahari granites and other rock types in ...
Contents
Volume 106 | 1 |
EASTERN REGION CALCUTTA | 17 |
Publication Division | 50 |
Copyright | |
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Common terms and phrases
alignment alluvium amphibolite Andhra Pradesh anomaly aquifers bands Basin bauxite bed rock Bihar biotite block bore holes boreholes carried charnockite clay coal Coalfield comprising copper covered an area deposits Depth to water dips dist district dolerite dolomite drill holes electrical logging exploration Exploratory drilling folds foliation formation garnetiferous geochemical geohydrological geological investigations geological mapping geophysical gneiss Gondwana grade granite gneiss graphite Groundwater Hazaribagh district Hydel indicated Khondalites laterite limestone located magnetite mapped an area mapped on scale metres mica schist million tonnes mineralised zones minerals nala Orissa pegmatite period under review phyllites pits power house Project pyrite quartzite Rajasthan recommended Region rock types S/Shri sand sandstone Scheme schist seams sediments shales shear zone Sheet Shri sillimanite Siwalik spillway strike length studies Subansiri sulphide Survey of India systematic thickness toposheet total meterage traverse trending tubewells tunnel underlain upto valley varies West Bengal