Records of the Geological Survey of India, Volume 122, Part 2Government of India, 1989 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 9
... Lower Tal phosphorites of Mussoorie synform . Detailed investigation in Mussoorie and Garhwal synforms in 1985 also led to the find of Lower Cambrian brachiopods in a shale horizon within the lower part of the Tal quartzite . During ...
... Lower Tal phosphorites of Mussoorie synform . Detailed investigation in Mussoorie and Garhwal synforms in 1985 also led to the find of Lower Cambrian brachiopods in a shale horizon within the lower part of the Tal quartzite . During ...
Page 11
... Lower Aptian Abur Formation . The " Sanu Formation " comprising glauconitic sandstone , shelly sandstone and shale in surface section , was placed above the Ptilophyllum - bearing Parihar Formation and was tentatively dated as ...
... Lower Aptian Abur Formation . The " Sanu Formation " comprising glauconitic sandstone , shelly sandstone and shale in surface section , was placed above the Ptilophyllum - bearing Parihar Formation and was tentatively dated as ...
Page 15
... Lower Tertiary horizons and possible Upper Cretaceous beds in a few , have been collected for micropalaeonto- logical studies . studies . Micropalaeontological studies so far carried out , yielded the larger foraminifer Cyclolina sp ...
... Lower Tertiary horizons and possible Upper Cretaceous beds in a few , have been collected for micropalaeonto- logical studies . studies . Micropalaeontological studies so far carried out , yielded the larger foraminifer Cyclolina sp ...
Contents
CENTRAL HEADQUARTERS 179 | 1 |
AIRBORNE MINERAL SURVEY AND EXPLORATION WING 80104 | 80 |
COAL WING 105 174 | 105 |
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aero-EM aeromagnetic amphibolite AMSE Wing analysis ANDHRA PRADESH anomalies assemblage bands Barakar Barakar Formation Barren Measures basin BIHAR block boreholes Calcutta carried clay coal seams Coal Wing COALFIELD Code copper cores correlation deposits depth developed DISTRICT Division drilling dykes eastern fault fossils geochemical geological mapping GEOLOGICAL PLAN Geophysics gneisses Gondwana grained granite gravity GROUND EVALUATION Group heavy minerals India indicated intersected isochron isotopic Kamthi Formation LANDSAT lignite limestone located Lower magnetic metamorphic MG Wing migmatites million tonnes mineralisation NW-SE occurs OME & MG Orissa Palaeontology and Stratigraphy pegmatite phyllite Precambrian programme quartz quartzite Rajmahal range Raniganj Raniganj Formation REGIONAL EXPLORATION rocks samples were collected sand sandstone scale schist seabed seam zones sections sector sedimentary sediments sequence shale shelf sillimanite Singhbhum sq km Stratigraphy strike length stromatolites sulphide surveys Talchir Formation thickness toposheet trending Upper upto valley varies veins vitrinite volcanics