Records of the Geological Survey of India, Volume 114, Part 1The Survey, 1986 - 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 145
... Gondwana rocks . The schistose rocks of the area include quartz - muscovite , quartz - biotite , amphibole - felspar and garnet - sillimanite- quartz schists . The gneissic rocks include biotite gneiss , granite gneiss and hornblende ...
... Gondwana rocks . The schistose rocks of the area include quartz - muscovite , quartz - biotite , amphibole - felspar and garnet - sillimanite- quartz schists . The gneissic rocks include biotite gneiss , granite gneiss and hornblende ...
Page 187
... Gondwana Group . Bomdila Gneiss Comprises augen gneiss and quartzo - feldspathic . biotite gneiss . Tenga Group is com- posed of phyllite , biotite schist and quartzite . Bichom Group consists of grey phyllite , pebbly slate and quart ...
... Gondwana Group . Bomdila Gneiss Comprises augen gneiss and quartzo - feldspathic . biotite gneiss . Tenga Group is com- posed of phyllite , biotite schist and quartzite . Bichom Group consists of grey phyllite , pebbly slate and quart ...
Page 303
... Gondwana and separated by bands of Gondwana shales . The tempera- ture of water ranges from 20 ° -27 ° C . Seepage of cold water have been observed in breccias of Tattapani fault . A total of 100 , 84 and 27 water samples have been ...
... Gondwana and separated by bands of Gondwana shales . The tempera- ture of water ranges from 20 ° -27 ° C . Seepage of cold water have been observed in breccias of Tattapani fault . A total of 100 , 84 and 27 water samples have been ...
Contents
GEOLOGY DIVISION | 1 |
OFFSHORE MINERAL EXPLORATION MARINE GEOLOGY DIVISION | 48 |
DIVISION OF REGIONAL INTEGRATED SURVEY | 82 |
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Common terms and phrases
abutment alignment amphibolite analysis Andhra Pradesh anomaly bands basalt basin bed rock belt Bihar biotite block boreholes carried chalcopyrite charnockite chemical clay coalfield comprising core covering an area Deccan Trap depth dips Director DISTRICT Division dolomite drill holes dykes envisages excavation exploration exposed fault foliation Formation geochemical geological investigation geological mapping Geologist geotechnical investigation gneiss Gondwana grade granite gneiss grey Group Headquarters Hydel Project indicated intruded Jammu Karnataka km long Laboratory laterite limestone line km lineaments located logging Lucknow magnetic magnetite mapped an area mica mineralisation minerals nala occur Orissa pegmatite phyllite pits power house proposed pyrite quartz quartz veins quartzite Rajasthan regional river rock types S/Shri samples were collected sandstone scale schist seams sediments shale shear zone Shri siltstone slate soil spillway sq km Srivastava strike length studies sulphide thickness tion tonnes toposheet trending tunnel upto valley varying volcanics width