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 178
... sediments are brown in colour and the slope sediments gray . - The concentrations of heavy minerals in onshore environments range from 4-5 % in the river bed , from 2-5 % in the river mouth zone and from 2 14 % in the beach zone . The ...
... sediments are brown in colour and the slope sediments gray . - The concentrations of heavy minerals in onshore environments range from 4-5 % in the river bed , from 2-5 % in the river mouth zone and from 2 14 % in the beach zone . The ...
Page 192
... sediments are largely clayey silts . Textural analysis of 84 surface sediments suggests a general coarsening towards coast . Fine grained sediments ( silts and clays ) continue below the sea bed over most of the area , as recorded by ...
... sediments are largely clayey silts . Textural analysis of 84 surface sediments suggests a general coarsening towards coast . Fine grained sediments ( silts and clays ) continue below the sea bed over most of the area , as recorded by ...
Page 193
... sediments further down in the core , have higher Zn and lower Mn and Co compared to the carbonaceous sediments . Ni , Co and Fe show significant positive trends with depth and silt / clay content of the sediments . Radiocarbon dating ...
... sediments further down in the core , have higher Zn and lower Mn and Co compared to the carbonaceous sediments . Ni , Co and Fe show significant positive trends with depth and silt / clay content of the sediments . Radiocarbon dating ...
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