Records of the Geological Survey of India, Volume 102Geological Survey of India, 1972 - Earthquakes |
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Page 53
... granite . The granite contains two sets of pegmatites one along the foliation , consisting principally of quartz , felspar , mica and garnet . The other set which appears to have been intruded along the main joint plane of the granite ...
... granite . The granite contains two sets of pegmatites one along the foliation , consisting principally of quartz , felspar , mica and garnet . The other set which appears to have been intruded along the main joint plane of the granite ...
Page 55
... granite and adjacent phyllite ; ( 2 ) in irregular bodies of ore constituting stockwork ; and ( 3 ) as disseminations in granite and phyllite . ( 1 ) The quartz veins occupying fissures in the granite and adjacent phyllites can be ...
... granite and adjacent phyllite ; ( 2 ) in irregular bodies of ore constituting stockwork ; and ( 3 ) as disseminations in granite and phyllite . ( 1 ) The quartz veins occupying fissures in the granite and adjacent phyllites can be ...
Page 56
... granite intrusion . The granite of Rewat Hill is intrusive into Aravalli phyllite . The hydrothermal mineralising solution responsible for the tungsten deposition is magmatic in origin and formed fracture fillings . Deposition of ...
... granite intrusion . The granite of Rewat Hill is intrusive into Aravalli phyllite . The hydrothermal mineralising solution responsible for the tungsten deposition is magmatic in origin and formed fracture fillings . Deposition of ...
Contents
VOLUME 102 PART | 1 |
Copper Lead and Zinc by P K Banerjee | 19 |
4150 | 41 |
Copyright | |
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amphibolite Andhra Pradesh Assam associated average bands base metal basin bauxite bauxite deposits belt Bihar Block boreholes cement grade chalcopyrite chert Chowdhury chromite coal coalfields colour containing copper depth disseminations district dolomite drilling exploration ferruginous fields fluorite flux grade folds formation G.S.I. report Geol geological Ghosh gneiss gold goldfield Gondwana gossan grade limestone grained granite grey Gujarat hematite hill Himalaya horizon hydrothermal India indicated inferred reserves intrusives iron Karanpura kyanite laterite lenses lenticular limestone localised located lodes Madhya Pradesh magmatic Maharashtra manganese manganese-ore massive metres million tonnes mineralisation minerals Mysore occur orebodies Orissa pegmatites phosphate phosphorite phyllites plateau Pre-Cambrian pyrite pyrite bed pyrrhotite quartz veins quartzite Rajasthan Raniganj region Riphean samples sandstone schist seams sedimentary sediments shales shear zone siliceous sillimanite Singhbhum stratigraphic strike length sulphide Surv syncline Tamil Nadu tectonic thickness Udaipur ultramafic ultramafic bodies ultramafites upto varies Vindhyan width workable