Records of the Geological Survey of India, Volume 113Geological Survey of India, 1984 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 167
... dips in the metasediments and plutonic rocks but with very shallow dips in the Puranas . A number of NW - SE trending faults cut across the later formations . The highest grade of metamorphism attained in the metamor- phic rock is that ...
... dips in the metasediments and plutonic rocks but with very shallow dips in the Puranas . A number of NW - SE trending faults cut across the later formations . The highest grade of metamorphism attained in the metamor- phic rock is that ...
Page 224
... dips . Corundum bearing fuschsite schist is the source of Ruby in the area . Metabasalt with ferruginous quartzite inter- calation belonging to Sandur schist belt and Pamidi schist and belt occur in north northeast corners of the area ...
... dips . Corundum bearing fuschsite schist is the source of Ruby in the area . Metabasalt with ferruginous quartzite inter- calation belonging to Sandur schist belt and Pamidi schist and belt occur in north northeast corners of the area ...
Page 254
... dips . The pegmatites are emplaced as concordant veins and lenses within quartz micaschist and are composed of plagioclose felspar , quartz and mica . A length of 55 line km on 1 : 31,680 scale was mapped along freshly excavated Kanupur ...
... dips . The pegmatites are emplaced as concordant veins and lenses within quartz micaschist and are composed of plagioclose felspar , quartz and mica . A length of 55 line km on 1 : 31,680 scale was mapped along freshly excavated Kanupur ...
Contents
MINERAL PHYSICS DIVISION | 159 |
ENGINEERING AND TRANSPORT DIVISION | 165 |
NORTH EASTERN REGION | 198 |
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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