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 155
... exposed ) ( 3 ) Sandstone - gritty , mica- ceous and pebbly ( pink quart- zite and other pebbles ) . ( 3 ) Present -No exposure- ( 2 ) ? Cherty dark shale -No exposure ( 1 ) Micaceous sandstone , coarse with carbonaceous lenses ( 2 ) ...
... exposed ) ( 3 ) Sandstone - gritty , mica- ceous and pebbly ( pink quart- zite and other pebbles ) . ( 3 ) Present -No exposure- ( 2 ) ? Cherty dark shale -No exposure ( 1 ) Micaceous sandstone , coarse with carbonaceous lenses ( 2 ) ...
Page 157
... exposed as two bands with N.N.W.-S.S.E. and N.E.-S.W. strikes and consist of biotite , quartz and felspar . Streaky to augen gneisses and porphyroblastic gneisses are common and occasionally veins of graphic or pegmatitic granite are ...
... exposed as two bands with N.N.W.-S.S.E. and N.E.-S.W. strikes and consist of biotite , quartz and felspar . Streaky to augen gneisses and porphyroblastic gneisses are common and occasionally veins of graphic or pegmatitic granite are ...
Page 161
... exposed for a distance of about 8.5 Km . near the source of Doimara river in the north where they are overriden by mica schists and quartzites of Tenga formation up to a place westsouthwest of Sissm , in the Doimara river where they are ...
... exposed for a distance of about 8.5 Km . near the source of Doimara river in the north where they are overriden by mica schists and quartzites of Tenga formation up to a place westsouthwest of Sissm , in the Doimara river where they are ...
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