Records of the Geological Survey of India, Volume 82, Parts 2-4The Survey, 1952 - Earthquakes |
From inside the book
Results 1-3 of 43
Page 407
the manufacture of refractory bricks , crude magnesite is dead burnt in kilns at about 1,600c and then ground to a fine powder to be moulded into bricks . Magnesium metal can be extracted from calcined magnesite by direct eat treatment ...
the manufacture of refractory bricks , crude magnesite is dead burnt in kilns at about 1,600c and then ground to a fine powder to be moulded into bricks . Magnesium metal can be extracted from calcined magnesite by direct eat treatment ...
Page 410
... manufacture of pig iron , steel , and ferro - manganese . A certain amount of ore is used in the glass industry and in the local manufacture of dry cells . Of the total production of manga- nese - ore during 1948 , about 10 per cent ...
... manufacture of pig iron , steel , and ferro - manganese . A certain amount of ore is used in the glass industry and in the local manufacture of dry cells . Of the total production of manga- nese - ore during 1948 , about 10 per cent ...
Page 618
... manufacture of glassware- ( a ) General . - The purity of the sand used for the manufacture of glassware varies according to the type of glass to be made . The purest sands , pre- ferably containing 99.5 per cent . to 99.8 per cent . of ...
... manufacture of glassware- ( a ) General . - The purity of the sand used for the manufacture of glassware varies according to the type of glass to be made . The purest sands , pre- ferably containing 99.5 per cent . to 99.8 per cent . of ...
Other editions - View all
Common terms and phrases
1948 Quantity Value acres Ajmer Andamans Asbestos Assam bands Barytes beds belt Beryl Bihar biotite Calcutta cent Chirala chromite clay cleavage Coal coast colour concentrates Cumbum Cycadeoidea Datia deposits DETAILS OF MINERAL district east ending 31st December epicentre epidiorite export feet Felspar Foraminifera fossil furlongs garnet Geol Geological map Geological Survey gneiss grains grey hill ilmenite inches Indian Union Jubbulpore Kyanite leaf bases Limestone M. S. Krishnan Madras magnetite Markapur Messrs metal Mica miles Mineral Concessions Mining Leases monazite Mysore Nagpur nala Nausahi occur Ochre Operculina Orissa percentage plates present produced in India production Prospecting License Quantity Value Quantity quartz quartzite railway Rajasthan samples seen serpentine shale Shri siliceous sillimanite slates Soapstone species specimen Statement of Mineral surface Surv Survey of India TABLE talc thickness tons valued TOTAL Trial pit Trichinopoly Value Quantity Value Vindhya Pradesh