Records of the Geological Survey of India, Volume 102The Survey, 1972 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 48
... carry an outer casing of pyrite occurring as crystal aggregates over a thickness of 5 to 15 cm . which carry most of ... carried out during 1964-67 in the two most promising mine areas of Harewood and Alpha - Victoria also did not show ...
... carry an outer casing of pyrite occurring as crystal aggregates over a thickness of 5 to 15 cm . which carry most of ... carried out during 1964-67 in the two most promising mine areas of Harewood and Alpha - Victoria also did not show ...
Page 75
... carried out so far in all the iron and manganese - ore fields , has generally been on a regional scale , and except for some project oriented investigations like that in Madhya Pradesh -Maharashtra manganese belt , not much of intensive ...
... carried out so far in all the iron and manganese - ore fields , has generally been on a regional scale , and except for some project oriented investigations like that in Madhya Pradesh -Maharashtra manganese belt , not much of intensive ...
Page 94
... carrying out regional exploration to demarcate prospective blocks while the Indian Bureau of Mines ( Exploration Wing , hitherto merged with the Survey ) carried out detailed prospecting in the blocks recommended by the G. S. I. before ...
... carrying out regional exploration to demarcate prospective blocks while the Indian Bureau of Mines ( Exploration Wing , hitherto merged with the Survey ) carried out detailed prospecting in the blocks recommended by the G. S. I. before ...
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