Records of the Geological Survey of India, Volume 108The Survey, 1983 - 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 64
... Group , the Iron Ore Group of rocks and the Khariar Highland Formation ( Puranas ) . The basement comprises mostly biotite - granite , rarely epidotised . The Eastern Ghat rocks include charnockite , leptynite , quartzite , sillimanite ...
... Group , the Iron Ore Group of rocks and the Khariar Highland Formation ( Puranas ) . The basement comprises mostly biotite - granite , rarely epidotised . The Eastern Ghat rocks include charnockite , leptynite , quartzite , sillimanite ...
Page 180
... group and The contact metamorphosed sediments of Vinlhyan Supergroup . between two is marked by a fault ( Great Boundary Fault ) . The Delhis are represented by rocks of both Alwar and Ajabgarh Groups . The Alwar Group consists of ...
... group and The contact metamorphosed sediments of Vinlhyan Supergroup . between two is marked by a fault ( Great Boundary Fault ) . The Delhis are represented by rocks of both Alwar and Ajabgarh Groups . The Alwar Group consists of ...
Page 335
... Group comprising conglomerate , orthoquartzite , metavolcanics , phyllites etc. These rocks have been intruded by quartz and calcite / carbonate veins . This sequence is overlain uncon- formably by the rock of Chhatisgarh Super Group ...
... Group comprising conglomerate , orthoquartzite , metavolcanics , phyllites etc. These rocks have been intruded by quartz and calcite / carbonate veins . This sequence is overlain uncon- formably by the rock of Chhatisgarh Super Group ...
Contents
Palaeontology and Stratigraphy Division | 7 |
Planning and Training Division | 20 |
Offshore Mineral Exploration and Marine Geology Division | 27 |
Copyright | |
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alignment amphibolite Andhra Pradesh anomaly bands basalt bauxite bed rock Bihar biotite block boreholes carried chalcopyrite charnockite Circle clay collected comprising conglomerate copper cores covered Deccan Trap deposits depth dips Director DISTRICT dolerite dolomite drill holes dykes encountered exploratory exposed fault folds foliation Formation fossils foundation garnetiferous geochemical geological investigations geological mapping Geologists Jr GEOLOGY DIVISION geophysical geotechnical gneiss grade grained granite granite gneiss granulite graphite grey Group hornblende Hydel indicated intrusives Laboratory laterite limestone located logged magnetite mica schist migmatite million tonnes mineralisation minerals nala NW-SE occur Orissa pegmatite phyllite pits plane power house Project proposed pyrite pyrrhotite quartz quartz veins quartzite Quaternary Rajasthan Region river rock types samples sand sandstone Sarvashri scale schist seams sediments sequence shales shear zone Shri Singh Sinha soil spillway sq km strike length studies sulphide surveys terrace thick traverse trending tunnel upto valley varies