Records of the Geological Survey of India, Volume 124, Part 2The Survey, 1989 - 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 70
... coal seams on bouguer gravity . A number of hypo- thetical models of different coal seams in a sedimen- tary basin has been assumed and their individual responses on Bouguer gravity have been calculated . The responses of the coal seams ...
... coal seams on bouguer gravity . A number of hypo- thetical models of different coal seams in a sedimen- tary basin has been assumed and their individual responses on Bouguer gravity have been calculated . The responses of the coal seams ...
Page 247
... coal was carried out in Ranigunj Coalfield in West Bengal , Rajmahal , East Bokaro , South Karanpura and Auranga ... seams within the depth range of 142 m to 440 m in the Bistupur area is also an important addition to our existing knowledge ...
... coal was carried out in Ranigunj Coalfield in West Bengal , Rajmahal , East Bokaro , South Karanpura and Auranga ... seams within the depth range of 142 m to 440 m in the Bistupur area is also an important addition to our existing knowledge ...
Page 257
... coal seam zones ( I , II and III , nomencla- tured from bottom to top ) within the Barakar For- mation . All the three coal seam zones were inter- sected in Borehole RJS - 3 while in borehole RJS - 1 Seam Zones I and II were intersected ...
... coal seam zones ( I , II and III , nomencla- tured from bottom to top ) within the Barakar For- mation . All the three coal seam zones were inter- sected in Borehole RJS - 3 while in borehole RJS - 1 Seam Zones I and II were intersected ...
Contents
CENTRAL HEADQUARTERS | 6 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 143 |
Overview of the Deputy Director General | 211 |
Copyright | |
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aeromagnetic amphibolite AMSE Wing analysis Andhra Pradesh anomalies assemblage bands Barakar Barakar Formation basement basin Bhutan BIHAR block boreholes carbonaceous 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 Ghosh gneisses Gondwana grade granite gravity grey Group heavy mineral ilmenite INDEX India indicate intersected investigation Kamthi Formation limestone lineament located MADHYA PRADESH magnetic magnetite medium metamorphism 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 stratigraphic strike length sulphide surface surveys Talchir Formation tectonic thickness tion Toposheet trending tuff upto VALLEY COALFIELD varies volcanics zone