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 44
... zones have been identified in the metapelites and gneisses of Lesser Himalayan Belt . These are ( i ) Chlorite- biotite zone , ( ii ) Garnet - chlorite - muscovite zone , ( iii ) Staurolite - biotite zone and ( iv ) Kyanite - biotite zone ...
... zones have been identified in the metapelites and gneisses of Lesser Himalayan Belt . These are ( i ) Chlorite- biotite zone , ( ii ) Garnet - chlorite - muscovite zone , ( iii ) Staurolite - biotite zone and ( iv ) Kyanite - biotite zone ...
Page 90
... zone showing old workings and malachite stains / encrustations have been located in the rocks of Debari Group of Aravalli Supergroup . A total of 14 grab samples collected from the zone indicate values of copper ranging between 0.1 % to ...
... zone showing old workings and malachite stains / encrustations have been located in the rocks of Debari Group of Aravalli Supergroup . A total of 14 grab samples collected from the zone indicate values of copper ranging between 0.1 % to ...
Page 122
... zone ) numbering I to IV from bottom upwards . Seam zones , in general , are well defined and widely separated in the northern and eastern parts around DPD - 9 and DPD - 10 , while in the central part seam - zones II and III have ...
... zone ) numbering I to IV from bottom upwards . Seam zones , in general , are well defined and widely separated in the northern and eastern parts around DPD - 9 and DPD - 10 , while in the central part seam - zones II and III have ...
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