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 137
... depth range of 12m to 119m . The Rampur coal horizon underlies the Lajkura ( Top and Bottom ) coal horizon with a parting of 7.75m to 38m in both the blocks . The thickness of the seam varies from 17.60m to 64m within a depth range of ...
... depth range of 12m to 119m . The Rampur coal horizon underlies the Lajkura ( Top and Bottom ) coal horizon with a parting of 7.75m to 38m in both the blocks . The thickness of the seam varies from 17.60m to 64m within a depth range of ...
Page 178
... depth range of 20 - 30 m . In the southern sector the heavies are concentrated in the depth range of 8 - 10 m close to the river mouth in association with sediments varying from sand - silt - clays to sands . Pyroxenes , amphiboles ...
... depth range of 20 - 30 m . In the southern sector the heavies are concentrated in the depth range of 8 - 10 m close to the river mouth in association with sediments varying from sand - silt - clays to sands . Pyroxenes , amphiboles ...
Page 185
... depth of 3876 m indicates five alternating sequences of clayey silt and silty clay , followed by a silt zone at bottom with coarse fraction invariably of biogenic origin . One interesting feature observed in a core ( at depths between ...
... depth of 3876 m indicates five alternating sequences of clayey silt and silty clay , followed by a silt zone at bottom with coarse fraction invariably of biogenic origin . One interesting feature observed in a core ( at depths between ...
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