Records of the Geological Survey of India, Volume 102Geological Survey of India, 1972 - Earthquakes |
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Page 65
... phyllites and mangani- ferous quartzites forming the basal portion of the pink phyllite horizon . Often the manganiferous phyllites and quartzites occur together to form large deposits . Gokul and Viswanathan find that the orebodies are ...
... phyllites and mangani- ferous quartzites forming the basal portion of the pink phyllite horizon . Often the manganiferous phyllites and quartzites occur together to form large deposits . Gokul and Viswanathan find that the orebodies are ...
Page 66
... phyllites . Manganese - ore also occurs as thin veins and stringers replacing partly altered phyllites . Gokul and Ramchandra report that the manganese - ore minerals replace limonite along cracks and fissures . In spite of extensive ...
... phyllites . Manganese - ore also occurs as thin veins and stringers replacing partly altered phyllites . Gokul and Ramchandra report that the manganese - ore minerals replace limonite along cracks and fissures . In spite of extensive ...
Page 68
... phyllite underlies calcareous phyllite and limestones , and overlies graywacke , grit and quartzite . Manganese deposits occur as tabloid bodies at the top of the manganiferous phyllites . The overlying calcareous phyllites are ...
... phyllite underlies calcareous phyllite and limestones , and overlies graywacke , grit and quartzite . Manganese deposits occur as tabloid bodies at the top of the manganiferous phyllites . The overlying calcareous phyllites are ...
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