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 13
granite ; Bastar granite , M. P. , and cordierite gneiss from Kerala . A total of 86 runs were taken on the Nuclide solid source mass spectrometer for isotopic analyses of 87 Sr / 86 Rb ratios on rock samples and standards including a ...
granite ; Bastar granite , M. P. , and cordierite gneiss from Kerala . A total of 86 runs were taken on the Nuclide solid source mass spectrometer for isotopic analyses of 87 Sr / 86 Rb ratios on rock samples and standards including a ...
Page 69
... granite is the predominant rock type in the area , and often bears felspar porphyroblasts and enclaves of amphibolite frequently in varying stages of granitisation . A few irregular patches of migmatites are also found in the granite in ...
... granite is the predominant rock type in the area , and often bears felspar porphyroblasts and enclaves of amphibolite frequently in varying stages of granitisation . A few irregular patches of migmatites are also found in the granite in ...
Page 97
... granite . They logged 13.59 mts of drill cores . Spillway was recommended in the river section where massive granite is exposed . They have also recommended 3 drill holes on the right bank for further detailing the fresh rock depths ...
... granite . They logged 13.59 mts of drill cores . Spillway was recommended in the river section where massive granite is exposed . They have also recommended 3 drill holes on the right bank for further detailing the fresh rock depths ...
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