Records of the Geological Survey of IndiaThe Survey, 1930 - 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. |
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Page 130
... contain good iron - ore . The main range rises some 1,500 feet above the plain , and iron - ore averaging over 60 per cent . of iron occurs for practically the whole length of the thirty miles . A few small breaks occur , where the rock ...
... contain good iron - ore . The main range rises some 1,500 feet above the plain , and iron - ore averaging over 60 per cent . of iron occurs for practically the whole length of the thirty miles . A few small breaks occur , where the rock ...
Page 134
... contain at least 2 million tons of good quality hæmatite . Average Lohara ore is said to contain 61 to 67 per cent . iron , 1.5 to 11 per cent . silica , 0.012 per cent . sulphur , and 0.005 per cent . phosphorus . Iron - ores of the ...
... contain at least 2 million tons of good quality hæmatite . Average Lohara ore is said to contain 61 to 67 per cent . iron , 1.5 to 11 per cent . silica , 0.012 per cent . sulphur , and 0.005 per cent . phosphorus . Iron - ores of the ...
Page 212
... contain the highest amounts of iron , in spite of the fact that they also contain the highest amounts of manganese . The high iron contents of the Indian ores may be regarded as a point in their favour , or otherwise , according to the ...
... contain the highest amounts of iron , in spite of the fact that they also contain the highest amounts of manganese . The high iron contents of the Indian ores may be regarded as a point in their favour , or otherwise , according to the ...
Contents
DETAILED ACCOUNT OF THE MINERALS OF GROUP I | 26 |
B 2 | 43 |
Magnesite Salem district Uses Production Other occur | 122 |
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acid alumina amount analyses annual output Assam average annual Balaghat barytes bauxite Bengal Bihar Bihar and Orissa Bombay Burma Calcutta cassiterite cent Central India Central Provinces clay coal Company contain copper corundum countries crystals cwts deposits Dharwar district E. H. PASCOE exports feet figures furnace Gangpur Geol gonditic grade granite hæmatite hills imports increase India Indian mica iron and steel jadeite kyanite lime limestone long tons Madras magnesite manga manganese manganese-ore manganiferous iron-ores manufacture material Mergui Mergui district mica miles million gallons mineral mines Mysore Nagpur Northern Shan obtained occur ore-bodies Orissa oxide pegmatites period under review petroleum phosphorus ports production Punjab Quan Quantity quarries quartz quinquennial period quinquennium railway Rajputana rocks salt sands Sandur schists shales silica sillimanite silver Singhbhum stone sulphate sulphur supply Surv TABLE Tavoy tion tity tons valued United veins wolfram world's Yamethin zinc