Records of the Geological Survey of India, Volume 128, Parts 3-5Government of India, 1993 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 70
... sulphide shows in parts of Meghalaya " was taken up during 1993 - '94 field season by M.Ravi Kumar , and Brijesh kumar , Besides , petrological input has also been provided by Dr. S.C. Pant , in the item entitled " Preliminary ...
... sulphide shows in parts of Meghalaya " was taken up during 1993 - '94 field season by M.Ravi Kumar , and Brijesh kumar , Besides , petrological input has also been provided by Dr. S.C. Pant , in the item entitled " Preliminary ...
Page 17
... sulphide schist bands often associated with vein , veinlets , lenses , blebs and stringers of quartz and quartz - ankerite . The sulphide bearing schist is invariably associated with oxide / carbonate phase of BIF . The mineral ...
... sulphide schist bands often associated with vein , veinlets , lenses , blebs and stringers of quartz and quartz - ankerite . The sulphide bearing schist is invariably associated with oxide / carbonate phase of BIF . The mineral ...
Page 117
... sulphide mineralisation is mainly confined to the foliation plane and also the limbs and axial trace of intrafolial folds . The pyrrhotite- pyrite - rich zones constitute a total sulphide content of 20-30 % ; at places more than 30 ...
... sulphide mineralisation is mainly confined to the foliation plane and also the limbs and axial trace of intrafolial folds . The pyrrhotite- pyrite - rich zones constitute a total sulphide content of 20-30 % ; at places more than 30 ...
Contents
Coastal studies and Neotectonics | 5 |
Chhotonagpur Gneiss East | 12 |
Investigation for copper and associated mineralisation | 18 |
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Common terms and phrases
alignment amphibolite Andaman Andhra Pradesh apatite bands basemetal basin Bihar biotite block boreholes carbonatite charnockite chlorite clay conglomerate covered depth dips district dolerite drilling dykes Eastern excavation exposed fault field season fold foliation Formation fractures gabbro geochemical geological mapping geophysical GEOTECHNICAL INVESTIGATION gneiss gneissic gold mineralisation Gondwana grade grained granite granite gneiss granulite grey Group of rocks INDEX indicated intersected intrusives joints Karnataka kimberlite laterite limestone lineaments lithounits located magnetic magnetite migmatite mineral NE-SW NW-SE occur Orissa pegmatite phyllite power house Project proposed pyrite quartz quartz veins quartzite Quaternary regional reservoir river rock types samples sandstone scale schist schist belt schistose sedimentary shale shear zone Singhbhum slope soil spillway sq km STAGE GEOTECHNICAL INVESTIGATION stream sediment strike length structures sulphide Tamil Nadu thick tion toposheet traverse trench trending tunnel ultramafic upto valley volcanics West Bengal