Records of the Geological Survey of India, Volume 118, Part 1government of India., 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 69
... values vary between 40 ppm and 250 ppm . The magnetite bands of Belgůmba and Ranganathabetta show some enrichment of copper along with nickel . The copper content varies between 100 ppm and 800 ppm . The meta - sediments show high ...
... values vary between 40 ppm and 250 ppm . The magnetite bands of Belgůmba and Ranganathabetta show some enrichment of copper along with nickel . The copper content varies between 100 ppm and 800 ppm . The meta - sediments show high ...
Page 70
... values for these samples vary between 0.1 % and 2.2 % . It is concluded that these sulphides are magnetic ... values are re- corded at the auriferous lodés , invariably at the Cham- pion lode . This association is also observed in case ...
... values for these samples vary between 0.1 % and 2.2 % . It is concluded that these sulphides are magnetic ... values are re- corded at the auriferous lodés , invariably at the Cham- pion lode . This association is also observed in case ...
Page 304
... values . The plus CaO values range from 50-55 % . The minus 50 % values range from 31.92 to 49.85 % average to a mean value of 44.28 % . The MgO values range from 0.10 at 4.41 % averaging to a mean value of 1.62 % . 368 samples of plus ...
... values . The plus CaO values range from 50-55 % . The minus 50 % values range from 31.92 to 49.85 % average to a mean value of 44.28 % . The MgO values range from 0.10 at 4.41 % averaging to a mean value of 1.62 % . 368 samples of plus ...
Contents
EASTERN REGION | 74 |
ENGINEERING GEOLOGY DIVISION I | 94 |
GEOPHYSICS DIVISION | 106 |
Copyright | |
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alluvium amphibolite analysis Andhra Pradesh anomalies Asstt bands basalt basin Bihar biotite block boreholes Calcutta carried chalcopyrite clay coal Coalfield comprises covering an area Deccan Trap depth district dolomite drill cores drill holes dykes east exploration exposed fault flows folds Formation fossils geochemical geological mapping Geologist Jr geophysical geotechnical investigation Ghosh gneiss Gondwana grade granite granite gneiss grey Headquarters Hydel Project Hyderabad India indicated intruded Karnataka Kumar Laboratory limestone line km located logging magnetic magnetite mapped an area mica million tonnes mineral mineralisation nala NW-SE pegmatite phyllite power house quartz quartz veins quartzite Rajasthan regional river rock types S/Shri samples were collected sandstone scale schist seams sector sediments shale Sharma shear zone Shri siltstone Singh Siwalik spillway sq km sq km area Srivastava strike length studies sulphide surveys thickness tion Toposheet traverse trenching trending tunnel upto varying volcanics West