Records of the Geological Survey of India, Volume 108The Survey, 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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Results 1-3 of 85
Page 28
... samples of clays were processed and sent for X - ray analyses . The DTA study of 19 samples indicated the presence of illite as the predominant clay mineral . In some samples Calcite and or- ganic matter were also detected . Seventy three ...
... samples of clays were processed and sent for X - ray analyses . The DTA study of 19 samples indicated the presence of illite as the predominant clay mineral . In some samples Calcite and or- ganic matter were also detected . Seventy three ...
Page 35
... samples , Mo varies between 5 and 150 ppm , few samples showing 900 ppm Mo. The elements Sb , Cd , Ag and Hg are below detectable limit , while Bi is less than 10 ppm . Dalma Volcanics and Turamdih area , Bihar : 286 samples were ...
... samples , Mo varies between 5 and 150 ppm , few samples showing 900 ppm Mo. The elements Sb , Cd , Ag and Hg are below detectable limit , while Bi is less than 10 ppm . Dalma Volcanics and Turamdih area , Bihar : 286 samples were ...
Page 44
... samples of minerals , such as , limestone , phosphorite , salt grit , clay , sea bottom samples were analysed . 2. 349 samples of minerals and ores of metals , such as , bauxite , mag- netite , chromite , Cu - ore , Mn - ore analysed by ...
... samples of minerals , such as , limestone , phosphorite , salt grit , clay , sea bottom samples were analysed . 2. 349 samples of minerals and ores of metals , such as , bauxite , mag- netite , chromite , Cu - ore , Mn - ore analysed by ...
Contents
Offshore Mineral Exploration and Marine Geology Division | 27 |
Central Chemical Laboratory | 44 |
COAL WING | 52 |
Copyright | |
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alignment amphibolite Andhra Pradesh anomaly Asstt bands basalt bauxite bed rock Bihar biotite block boreholes carried chalcopyrite charnockite Circle clay collected comprising conglomerate copper cores covered Deccan Trap deposits depth dips Director DISTRICT dolerite dolomite drill holes dykes encountered exploration exploratory exposed fault folds foliation Formation foundation garnetiferous geochemical geological mapping Geologists Jr GEOLOGY DIVISION geophysical geotechnical gneiss grade grained granite granite gneiss graphite grey Group Gupta Hydel indicated intrusives laboratory laterite limestone located logged magnetite mica schist migmatite million tonnes mineralisation minerals Murthy nala NW-SE occur Orissa pegmatite phyllite pits plane porphyritic power house Pradesh Project proposed pyrite quartz quartz veins quartzite Quaternary Rajasthan Region river rock types samples sand sandstone Sarvashri scale schist seams sediments sequence shales shear zone Shri Singh Sinha soil spillway sq km strike length studies sulphide surveys thick traverse trending tunnel upto valley varies Verma