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 51
... nature in some Permian coals of Australia ( Diessel , 1983 ) and South Africa ( Snymen , 1989 ) and Cretaceous coals of Canada ( Nandi et al , 1975 ) . This low reflecting inertinites ( reflectance higher by 0.03 0.07 % of associated ...
... nature in some Permian coals of Australia ( Diessel , 1983 ) and South Africa ( Snymen , 1989 ) and Cretaceous coals of Canada ( Nandi et al , 1975 ) . This low reflecting inertinites ( reflectance higher by 0.03 0.07 % of associated ...
Page 243
... nature . The Upper Unit , above Reflector I represents a rhythmically layered sediment sequence with an average thickness of 5m interpreted in terms of transgression and regression . The three sedimen- tary units with the intervening ...
... nature . The Upper Unit , above Reflector I represents a rhythmically layered sediment sequence with an average thickness of 5m interpreted in terms of transgression and regression . The three sedimen- tary units with the intervening ...
Page 327
... nature ( Fig 1 & 2 ) . The heavy mineral concentration within the Barakar sandstones ( 0.4 - 2 % , By mode ) has been found higher than in the Kamthi sandstones ( rarely exceeding 0.05 % by mode ) . Regional exploration in Kothagudem ...
... nature ( Fig 1 & 2 ) . The heavy mineral concentration within the Barakar sandstones ( 0.4 - 2 % , By mode ) has been found higher than in the Kamthi sandstones ( rarely exceeding 0.05 % by mode ) . Regional exploration in Kothagudem ...
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