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 51
... Clay Differential thermal analysis shows presence of kaolinite , quartz and carbonaceous matter in these clays . The crystallinity of kaolinite improves with increase of depth . The X - ray results show major to minor amount of ...
... Clay Differential thermal analysis shows presence of kaolinite , quartz and carbonaceous matter in these clays . The crystallinity of kaolinite improves with increase of depth . The X - ray results show major to minor amount of ...
Page 70
... clay and bauxite samples were found to be 100 Mv for DSC and 10 mg for TG . The temperature scan was from 25 ° C to 1100 C ° with 10 ° C / minute scanning rate . Forty two clay samples were analysed involving about one hundred and ...
... clay and bauxite samples were found to be 100 Mv for DSC and 10 mg for TG . The temperature scan was from 25 ° C to 1100 C ° with 10 ° C / minute scanning rate . Forty two clay samples were analysed involving about one hundred and ...
Page 71
... clay samples of different sea - beds by XRD and DTA techniques . The finding will be applied in interpreting the genesis of clay minerals . The mineralogical variability of recent marine . sediments from different environment reflects ...
... clay samples of different sea - beds by XRD and DTA techniques . The finding will be applied in interpreting the genesis of clay minerals . The mineralogical variability of recent marine . sediments from different environment reflects ...
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