Records of the Geological Survey of India, Volume 113

amphibolite analysis Andhra Pradesh anomaly zones Asstt attended bands Banerjee basalt basemetal basin belt block boreholes Calcutta carried chalcopyrite charnockite Chemical Circle clay COALFIELD covering an area Deccan Traps delineated deposits depth dips Director DISTRICT dykes exploration exposed folds foliation Formation fossils geochemical geological mapping Geologist Jr Geophysical investigations geotechnical geothermal Ghosh gneiss Gondwana granite gravity grey Group Gupta Headquarters Hydel India indicated Karnataka Kumar laboratory laterite limestone lineament logging Lucknow Madhya Pradesh magnetic magnetite Maharashtra mapped an area meeting metres migmatite million tonnes mineral mineralisation nala NW-SE occur Orissa pegmatite phyllite pitting power house Project quartz veins quartzite Quaternary Rajasthan Region river rock types S/Shri sandstone scale schist sediments seismic seismic refraction shale sheet Shri sillimanite Singh spillway sq km sq km area Srivastava strike length studies sulphide Tamil Nadu thickness tion toposheet traverses trending tunnel upto