Records of the Geological Survey of India, Volume 102, Part 2The Survey, 1972 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 65
... horizon . Often the manganiferous phyllites and quartzites occur together to form large deposits . Gokul and Viswanathan find that the orebodies are gene- rally located on crest , scarps and flanks of hill or on low mounds which often ...
... horizon . Often the manganiferous phyllites and quartzites occur together to form large deposits . Gokul and Viswanathan find that the orebodies are gene- rally located on crest , scarps and flanks of hill or on low mounds which often ...
Page 66
... horizon below the phyllites in Supapeta , Yellapur and Ankola areas . Deshmukh and Veerraghavan point out that in ... horizon similar to the pink phyllite horizon . The manganese - orebodies occur within the 400 m . wide grey coloured ...
... horizon below the phyllites in Supapeta , Yellapur and Ankola areas . Deshmukh and Veerraghavan point out that in ... horizon similar to the pink phyllite horizon . The manganese - orebodies occur within the 400 m . wide grey coloured ...
Page 82
... horizon consists of ferruginous laterite with a pisolitic , concretionary or cavernous structure . The bauxite horizon is generally below the ferruginous or pisolitic laterite and grades down into either ferruginous laterite or litho ...
... horizon consists of ferruginous laterite with a pisolitic , concretionary or cavernous structure . The bauxite horizon is generally below the ferruginous or pisolitic laterite and grades down into either ferruginous laterite or litho ...
Contents
VOLUME 102 PART | 1 |
Copper Lead and Zinc by P K Banerjee | 19 |
Gold by S Narayanaswami and M Ziauddin 4150 | 41 |
Copyright | |
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amphibolite Andhra Pradesh apatite Assam associated average bands base metal basins bauxite belt Bihar Block boreholes cement grade chalcopyrite chert Chowdhury chromite coalfields colour containing copper depth disseminations district dolomite drilling exploration fault ferruginous fields flux grade folds formation G.S.I. report Geol geological Ghosh gneiss gold goldfield Gondwana gossan grade limestone grained granite grey Gujarat hematite hill 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 mines Mysore occur orebodies Orissa P₂O 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 sub-basins sulphide Surv syncline Tamil Nadu tectonic thickness Udaipur ultramafic ultramafic bodies ultramafites upto varies Vindhyan width workable