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 6
... orebodies occur in a number of levels subparallel to the pri- mary layering within the synclinally folded ultramafic mass . The chrome- orebodies are of three types , viz . , hard , fine grained metallurgical grade orebodies occurring ...
... orebodies occur in a number of levels subparallel to the pri- mary layering within the synclinally folded ultramafic mass . The chrome- orebodies are of three types , viz . , hard , fine grained metallurgical grade orebodies occurring ...
Page 66
... orebodies occur as concretionary boulders , pockets and irregular lensoid bodies of various dimensions with laterites formed on top of pink to grey coloured phyllites . Manganese - ore also occurs as thin veins and stringers replacing ...
... orebodies occur as concretionary boulders , pockets and irregular lensoid bodies of various dimensions with laterites formed on top of pink to grey coloured phyllites . Manganese - ore also occurs as thin veins and stringers replacing ...
Page 67
Geological Survey of India. small patches of B. H. Q. with gradational boundaries occur within the orebodies . These orebodies have been affected by deformation , and folded into an isoclinal synform structure with concomitant ...
Geological Survey of India. small patches of B. H. Q. with gradational boundaries occur within the orebodies . These orebodies have been affected by deformation , and folded into an isoclinal synform structure with concomitant ...
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