Records of the Geological Survey of India, Volume 76, Parts 9-14Government of India, 1947 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 40
... miles from the port of Durban . The deposits occur in two belts ; the western belt , 40 miles , long , forms the Gamagara Ridge and is the more im- portant ; the eastern belt forms a series of smaller deposits in the Klipfontein Hills ...
... miles from the port of Durban . The deposits occur in two belts ; the western belt , 40 miles , long , forms the Gamagara Ridge and is the more im- portant ; the eastern belt forms a series of smaller deposits in the Klipfontein Hills ...
Page 15
... miles through Hazaribagh and Monghyr districts to Bhagalpur district on the east , with a width of up to 16 miles . Offset a little to the south , is an area north of Parasabad Station which geologically is a part of the belt . Still ...
... miles through Hazaribagh and Monghyr districts to Bhagalpur district on the east , with a width of up to 16 miles . Offset a little to the south , is an area north of Parasabad Station which geologically is a part of the belt . Still ...
Page 60
... miles to the north of Gangtok and within a mile of the Gangtok - Lachen road , a distance of 75 miles from Siliguri , a more clearly defined copper lode was discovered . It was found , by opening up the outcrops for a length of 200 feet ...
... miles to the north of Gangtok and within a mile of the Gangtok - Lachen road , a distance of 75 miles from Siliguri , a more clearly defined copper lode was discovered . It was found , by opening up the outcrops for a length of 200 feet ...
Contents
GENERAL | 1 |
THE MODE OF OCCURRENCE | 8 |
Indian provincial production of manganese | 12 |
13 other sections not shown
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abrasive albite alloys amount annual average B. C. Roy belt beryl Beryllium Bihar block mica Bombay braunite Brazil built-up mica Calcutta Canada cent Central Provinces chalcocite chalcopyrite cleavage colour condenser films containing copper copper deposits corundum countries crystals deposits occur district dressed mica electrical exports fair stained feet felspar ferromanganese garnet Geol Geological Survey gonditic granite Heavily stained important inches India insulation iron and steel iron-ores J. A. Dunn known Kodarma limestone lode M. S. Krishnan Madras mainly manganese manganese-ore manufacture metal mica industry mica-schists micanite miles million tons Mineral Resources mines muscovite Mysore obtained ore-bodies oxide pegmatites phlogopite plate production psilomelane pyrolusite quality block quality mica quartz Rajputana recent replacement rocks ruby Sandur schists sheet mica silicate Singhbhum sizes smelting South splittings sulphide surface Surv Survey of India Table thickness United vanadium veins world's