Records of the Geological Survey of India, Volume 90The Survey, 1962 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
From inside the book
Results 1-3 of 25
Page 331
... silver with an electro - deposited coating of pure silver . Certain salts of nickel are used as catalysts , some in the cracking of petroleum , others , in the purification of coal gas , the synthesis of nitrates , ammonia and many ...
... silver with an electro - deposited coating of pure silver . Certain salts of nickel are used as catalysts , some in the cracking of petroleum , others , in the purification of coal gas , the synthesis of nitrates , ammonia and many ...
Page 396
... Silver [ A. K. DEY ] Silver is essentially a monetary metal . Its largest indus- trial use is in silverware and since silver is the best conductor of heat and electricity it has important applications in the elec- trical and electronic ...
... Silver [ A. K. DEY ] Silver is essentially a monetary metal . Its largest indus- trial use is in silverware and since silver is the best conductor of heat and electricity it has important applications in the elec- trical and electronic ...
Page 397
... silver , the silver contents of these coins were reduced from 11/12 to 1/2 fine . In the same year new rupee coins were issued containing 90 grs . of base metal and bearing a security edge device as a safeguard against counterfeiting ...
... silver , the silver contents of these coins were reduced from 11/12 to 1/2 fine . In the same year new rupee coins were issued containing 90 grs . of base metal and bearing a security edge device as a safeguard against counterfeiting ...
Contents
SUMMARY OF THE MORE IMPORTANT MINERALS V P SONDHI | 37 |
Asbestos | 44 |
Bauxite | 51 |
Copyright | |
7 other sections not shown
Other editions - View all
Common terms and phrases
acid aluminium annual production asbestos Assam B. C. Roy bauxite Bihar Bombay Canada cement cent chemical chromite coal coke colour consumption copper corundum Cwts deposits district dolomite estimated export feet figures furnace Gallons Geol given in Table glass gold grade graphite gypsum Hyderabad ilmenite important increase India Indian Union industry Iron & Steel Iron and Steel Jodhpur kankar kaolin Kashmir kyanite lime limestone long tons Madhya Bharat Madhya Pradesh Madras magnesite manganese manganese-ore manufacture marble material metal mica miles mill million tons mineral mines Mysore nickel obtained occur ochres Orissa output oxide Pakistan partitioned in August pegmatites period under review producing countries quartz quinquennium under review Rajasthan refractory reported reserves rocks salt Saltpetre Saurashtra silica sillimanite Singhbhum sodium South STANFORD stones sulphate sulphuric Surv talc tion Tons Tons tons valued Travancore Uttar Pradesh veins Vindhya Pradesh wolfram world production Zawar zinc