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 40
... surfaces were identified and delineated on aerial photographs of the area . A distinct break in slope exists at the contacts of these surfaces . The oldest geomorphic surface , representing the top surface of the stratigraphically ...
... surfaces were identified and delineated on aerial photographs of the area . A distinct break in slope exists at the contacts of these surfaces . The oldest geomorphic surface , representing the top surface of the stratigraphically ...
Page 149
... surface and sub - surface data in this area has established the existence of Kamthi , Barren Measures , Barakar and Talchir sequences , lying unconformably over the Precambrain rocks . The general strike of the sediments is NNW - SSE ...
... surface and sub - surface data in this area has established the existence of Kamthi , Barren Measures , Barakar and Talchir sequences , lying unconformably over the Precambrain rocks . The general strike of the sediments is NNW - SSE ...
Page 193
... surface sediments of the area is comparable to that of argillaceous rocks of coastal marine origin . The surface sediments are high in organic matter ( Av . 4.19 % by wt . ) and may be due to high biological productivity in surface ...
... surface sediments of the area is comparable to that of argillaceous rocks of coastal marine origin . The surface sediments are high in organic matter ( Av . 4.19 % by wt . ) and may be due to high biological productivity in surface ...
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