Records of the Geological Survey of India, Volume 87, Part 1 - Volume 88, Part 1The Survey, 1958 - Earthquakes |
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Page 86
... wide , and is 40 feet deep at places , with a 30 feet long underground tunnel and 10 - foot wide cross - cuts at the bottom . An old shaft , now partly filled up by debris , struck some quantity of water at a depth of 80 feet from the ...
... wide , and is 40 feet deep at places , with a 30 feet long underground tunnel and 10 - foot wide cross - cuts at the bottom . An old shaft , now partly filled up by debris , struck some quantity of water at a depth of 80 feet from the ...
Page 87
... wide pegmatite shows small or big xenoliths of biotite - schists with emerald . Emerald is also found in a thick zone of biotite - schists , adjacent of the 20 - foot wide pegmatite . A parallel ridge of altered peridotite , with minor ...
... wide pegmatite shows small or big xenoliths of biotite - schists with emerald . Emerald is also found in a thick zone of biotite - schists , adjacent of the 20 - foot wide pegmatite . A parallel ridge of altered peridotite , with minor ...
Page 107
... wide . The limestone is mostly inferior and is partly crystalline or calc - gneiss in appearance , dipping 50 ° -70 ° south - east . In the area applied for lease ( 120 acres ) , about half a mile long , 220 feet wide , with an average ...
... wide . The limestone is mostly inferior and is partly crystalline or calc - gneiss in appearance , dipping 50 ° -70 ° south - east . In the area applied for lease ( 120 acres ) , about half a mile long , 220 feet wide , with an average ...
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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