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 9
... inches in each block . For splittings it is cut into rounded shapes . Recently there has been a tendency to cut ... inches . inches . inches . in inches . Size No. Square inches . etc. Over Ex . Ex . Special etc. etc. 100 & over IX 96 ...
... inches in each block . For splittings it is cut into rounded shapes . Recently there has been a tendency to cut ... inches . inches . inches . in inches . Size No. Square inches . etc. Over Ex . Ex . Special etc. etc. 100 & over IX 96 ...
Page 13
... inches to 6x8 inches and 001-002 inch thick ; each sheet must be absolutely flawless , and especially free from the most minute air inclusions and surface scratches . Apparently a special process of splitting under water has been ...
... inches to 6x8 inches and 001-002 inch thick ; each sheet must be absolutely flawless , and especially free from the most minute air inclusions and surface scratches . Apparently a special process of splitting under water has been ...
Page 38
... inches or 36 by 36 inches , usually by showering the splittings , along with a powdered binder , down what is called a snowing tower " . In some cases the binder ( such as shellac dissolved in spirit ) is sprayed over each layer , until ...
... inches or 36 by 36 inches , usually by showering the splittings , along with a powdered binder , down what is called a snowing tower " . In some cases the binder ( such as shellac dissolved in spirit ) is sprayed over each layer , until ...
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