Records of the Geological Survey of India, Volume 87, Part 1 - Volume 88, Part 1The Survey, 1958 - Earthquakes |
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Page 127
... feet . The larger open casts measure 300 feet × 40-50 feet x 10-12 feet , 200 feet × 30-40 feet x 10-12 feet and 100 feet x 40 feet x x feet . In a highly folded zone of phyllites and quartzites , showing a series of anticlines and ...
... feet . The larger open casts measure 300 feet × 40-50 feet x 10-12 feet , 200 feet × 30-40 feet x 10-12 feet and 100 feet x 40 feet x x feet . In a highly folded zone of phyllites and quartzites , showing a series of anticlines and ...
Page 128
... feet X 50 feet X 15-20 feet and 200 feet X 50 feet X 30 feet . The bands of manganese - ore usually vary from three to nine inches in thickness , the proportion of ore to rock being about 1:20 by volume . About 53,000 tons of ore ...
... feet X 50 feet X 15-20 feet and 200 feet X 50 feet X 30 feet . The bands of manganese - ore usually vary from three to nine inches in thickness , the proportion of ore to rock being about 1:20 by volume . About 53,000 tons of ore ...
Page 222
... feet . In south Bihar the static water - level is about 15 feet below ground - level and the yield from 1.5 to 1.9 cusecs with a draw - down of 10 to 15 feet . Deep tube - well at Patna . - Messrs . A Mitra and S. Bose carried out ...
... feet . In south Bihar the static water - level is about 15 feet below ground - level and the yield from 1.5 to 1.9 cusecs with a draw - down of 10 to 15 feet . Deep tube - well at Patna . - Messrs . A Mitra and S. Bose carried out ...
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Common terms and phrases
40th Indian Sci abutment alignment alluvium amphibolites ANON ANON ANON Archaean Assistant Geologist B. C. Roy bands Barakar belt Bihar Bijapur district biotite biotite-schists Bombay bore-holes boulders charnockites Circle clay coal seams coalfield conglomerate Cuddapah dam-site Deccan Trap deposits depth dolerite dolomite drilling Dutt east eastern examined exposed feet thick felspathic ferruginous folded foliation formations fossils furlongs Geological Survey Ghosh gneisses Gondwana grade granite gneiss grey Hazaribagh district hill hornblende hornblende-schists inches India intrusive investigated Kaladgi Khola Kutch laterite lignite limestone Madhya Madras manganese manganese-ore Messrs mica mica-schists mineral mining nala occur outcrops pegmatites phyllites pits portion Pradesh Proc quarries quartz quartz veins quartzites Rajasthan reports the occurrence ridge right bank river bed rock types samples sand sandstones Saurashtra schists shales Siwaliks soil square miles strike systematic mapping taluk Tertiary thin tons topo tube-wells Upper valley zone