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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Page 70
Geological Survey of India. EVALUATION OF BASIN STRUCTURE ( A SEDIMENTARY BASIN ) FROM BOUGUER GRAVITY AND MAGNETIC RESPONSES [ Code No GP / - / WB , BHR / 88 / 5 ] T.K. Ghatak , S.P. Dasgupta , Kunal Chakraborty Central Geophysics ...
Geological Survey of India. EVALUATION OF BASIN STRUCTURE ( A SEDIMENTARY BASIN ) FROM BOUGUER GRAVITY AND MAGNETIC RESPONSES [ Code No GP / - / WB , BHR / 88 / 5 ] T.K. Ghatak , S.P. Dasgupta , Kunal Chakraborty Central Geophysics ...
Page 249
... basin , a maximum number of six coal seam zones , ranging from 2 m to 19.7 m thickness , were intersected between depth levels of 7 m and 240 m . These are Barakar coals , having average grade E to G ( UHV ) . Exploration in Raniganj basin ...
... basin , a maximum number of six coal seam zones , ranging from 2 m to 19.7 m thickness , were intersected between depth levels of 7 m and 240 m . These are Barakar coals , having average grade E to G ( UHV ) . Exploration in Raniganj basin ...
Page 339
... basin reveals shallow marine depositional environment for Talchirs of this basin . More and more direct evidences are coming to light to support the inferences made from analysis of sedimentological characters of the sequence . A new ...
... basin reveals shallow marine depositional environment for Talchirs of this basin . More and more direct evidences are coming to light to support the inferences made from analysis of sedimentological characters of the sequence . A new ...
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