Records of the Geological Survey of India, Volume 83Geological Survey of India, 1950 - 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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Results 1-3 of 89
Page 87
... thickness varying from 4 to 20 feet . The plateau tops cover an area of 20,500 square yards . About 922,250 tons of bauxite can be expected , taking 10 feet as the average thickness , in addition to 56,000 tons of float ore in the ...
... thickness varying from 4 to 20 feet . The plateau tops cover an area of 20,500 square yards . About 922,250 tons of bauxite can be expected , taking 10 feet as the average thickness , in addition to 56,000 tons of float ore in the ...
Page 89
... thickness of three feet at places . The western and eastern ridges cover an area of 982,250 and 217,800 square yards , and may contain about 4,421,340 and 980,100 tons respectively , taking 10 feet as the average thickness . Samples ...
... thickness of three feet at places . The western and eastern ridges cover an area of 982,250 and 217,800 square yards , and may contain about 4,421,340 and 980,100 tons respectively , taking 10 feet as the average thickness . Samples ...
Page 125
... thickness underlain by bands of limestone , marl and bluish clay with an average aggregate thickness of about 11 feet . Next comes a selenitic clay and marl zone with an average thickness of 20 feet 8 inches . The average yield of ...
... thickness underlain by bands of limestone , marl and bluish clay with an average aggregate thickness of about 11 feet . Next comes a selenitic clay and marl zone with an average thickness of 20 feet 8 inches . The average yield of ...
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abutment alignment alluvium amphibolites ANON ANON ANON Assam Assistant Geologist Auden Balasundaram bands bauxite beds Bihar biotite Bombay bore-holes cement cent charnockites cherts Circle and left clay coal coalfield colour Cuddapah dam-site days with effect deposits depth district dolerite drilling dykes east examined feet thick felspar furlongs garnetiferous geological mapping Geological Survey geophysical Ghosh gneisses gneissic Gondwana granite granulites grey Ground Water Division ground-water gypsum hills inches investigation iron-ore khondalites Kurnool laterite lignite limestone located M.Sc Madhya Pradesh Madras Messrs mineral Mining nala occur Orissa outcrops pegmatites phyllites quarries quartz quartz veins quartzites radiolarian railway reports Returned to headquarters river road rocks samples sand sandstone schists seams shales sheet 57 soil south-west Southern Circle square miles strike Subramanyam suitable Survey of India systematic mapping taluk Tertiary thin tion tons trap tunnel Uttar Pradesh valley village water supply West Bengal zone