Records of the Geological Survey of India, Volume 124, Part 2The Survey, 1991 - 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 91
Page 227
... sampling stations were occupied and 85 vibrocore samples could be collected ; length of cores varying from a few cms to 6.58 m from depths of 5 to 45 m . All the samples were cut and sub - sampled and core logs were prepared showing ...
... sampling stations were occupied and 85 vibrocore samples could be collected ; length of cores varying from a few cms to 6.58 m from depths of 5 to 45 m . All the samples were cut and sub - sampled and core logs were prepared showing ...
Page 233
... sampling of 42 vibro cores at 1 m interval has resulted in 78 sub - samples of sand for heavy mineral studies . Out of the 27 samples studied so far one sample contains less than 1 % of heavy minerals , six samples have 1 to 3 % , 11 ...
... sampling of 42 vibro cores at 1 m interval has resulted in 78 sub - samples of sand for heavy mineral studies . Out of the 27 samples studied so far one sample contains less than 1 % of heavy minerals , six samples have 1 to 3 % , 11 ...
Page 237
... Samples thus revovered consist of sand and silt with abundant fragments of coral , pe- lecypod and algal limestone . On board analyses of twelve sub - samples revealed 0.09 to 0.25 % of P2O and 200 to 1200 ppm of Mr. Organic carbon ...
... Samples thus revovered consist of sand and silt with abundant fragments of coral , pe- lecypod and algal limestone . On board analyses of twelve sub - samples revealed 0.09 to 0.25 % of P2O and 200 to 1200 ppm of Mr. Organic carbon ...
Contents
CENTRAL HEADQUARTERS | 6 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 143 |
Overview of the Deputy Director General | 211 |
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Common terms and phrases
aeromagnetic amphibolite AMSE Wing analysis Andhra Pradesh anomalies assemblage bands Barakar Formation BARREN MEASURES FORMATION basement basin Bhutan block boreholes carbonaceous Central chalcopyrite clay coal seams Coal Wing coarse grained Code copper mineralisation core Cruise deposits depth range DISTRICT drilling east eastern ENE-WSW evaluation EXPLORATION FOR COAL faults felsic field season fold geochemical GEOLOGICAL MAP gneisses Gondwana grade granite gravity grey Group heavy mineral ilmenite INDEX India indicate intersected investigation Kamthi Formation limestone lineament MADHYA PRADESH magnetic magnetite medium metamorphism migmatite million tonnes NW-SE occur ORISSA phyllite potential PRECAMBRIAN pyrite quartz quartzite Raniganj Raniganj Formation Regional exploration rocks Sakoli samples sand sandstone scale schist schist belt seabed seam zones sector sediments shale siltstone silty Singhbhum soil sq km Stratigraphy strike length sulphide surface surveys Talchir Formation tectonic thickness tion Toposheet trending tuff upto VALLEY COALFIELD varies volcanics zone