Records of the Geological Survey of India, Volume 125, Parts 6-8Government of India, 1990 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 12
... sulphide mineralisation ( main zone ) was intersected between 76.50m to 80.85 m with minor sulphide zones at lower depths . Sulphide mineralisation associated with grey- smoky - white quartz vein occurs within chlorite muscovite schist ...
... sulphide mineralisation ( main zone ) was intersected between 76.50m to 80.85 m with minor sulphide zones at lower depths . Sulphide mineralisation associated with grey- smoky - white quartz vein occurs within chlorite muscovite schist ...
Page 33
... sulphide zones of 1.95 m and 0.60 m thickness between 63.30-65.25 m and 69.70-70.30 m respectively . These massive sulphide zones contain 50 - 60 % sphalerite , 15 % pyrite and 2-3 % chalcopyrite ( V.E. ) . In the Pipela block , the BH ...
... sulphide zones of 1.95 m and 0.60 m thickness between 63.30-65.25 m and 69.70-70.30 m respectively . These massive sulphide zones contain 50 - 60 % sphalerite , 15 % pyrite and 2-3 % chalcopyrite ( V.E. ) . In the Pipela block , the BH ...
Page 98
... sulphide . The massive sulphides contain pyrite and pyrrhotite as major sulphides with chalcopyrite and sphalerite occurring in varying amounts . The general grade appears to be poor . Besides , the mineralised zone shows thinning in ...
... sulphide . The massive sulphides contain pyrite and pyrrhotite as major sulphides with chalcopyrite and sphalerite occurring in varying amounts . The general grade appears to be poor . Besides , the mineralised zone shows thinning in ...
Contents
GEOLOGICAL MAPPING 1 to 58 | 8 |
Elucidation of structure stratigraphy and mineralisation potential | 18 |
MINERAL INVESTIGATIONS 61 to 88 | |
Copyright | |
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alluvial Alluvium amphibolite anomaly Aravalli bands basalt basement basic basin bed rock belt Bijawar biotite block boreholes chlorite clay comprising conglomerate Deccan Trap deformation deposits depth dips district dolomite drill holes dykes Engineering Geology Division exposed fault field season flood plain flows folds foliation Formation fractures Ganga geochemical geological mapping Geologist Jr geophysical GEOTECHNICAL INVESTIGATION gneiss gold Gondwana grade grained granite granite gneiss granitoids grey Group indicated intrusive joints kmē lava limestone lineaments located MADHYA PRADESH MADHYA PRADESH Code magnetic MAHARASHTRA metamorphism mica schist mineral mineralisation Nagpur Narmada occur Older Alluvium pegmatite phyllite plagioclase porphyritic quartz quartz veins quartzite Quaternary Rajasthan regional rhyolite river Sakoli samples sand sandstone scale schist sediments sequence shale shear zone Siwalik slope soil sq km stratigraphic studies sulphide Supergroup surface surveys terrace thick tion toposheet traversed trending tunnel ultramafic Unconformity upto Uttar Pradesh Varanasi Older volcanic