Records of the Geological Survey of India, Volume 85Geological Survey of India, 1954 - 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 97
... drill holes ( the first of this type to be done in India ) have been driven into the left abutment hill which eliminated the necessity of driving tunnels at much higher cost . Percolation tests have been carried out in most of the drill ...
... drill holes ( the first of this type to be done in India ) have been driven into the left abutment hill which eliminated the necessity of driving tunnels at much higher cost . Percolation tests have been carried out in most of the drill ...
Page 102
... drill holes , which have been recommended to be carried out . Two drifts on the left abutment show that fairly sound and fresh quartzites are met within 4 to 5 feet from the portal . But they show open joints with infilled clay ...
... drill holes , which have been recommended to be carried out . Two drifts on the left abutment show that fairly sound and fresh quartzites are met within 4 to 5 feet from the portal . But they show open joints with infilled clay ...
Page 136
... drill holes , 200-500 feet deep , put down in the Neyveli lignite area . Reduced levels of these holes were plotted in a map on a scale of 4 inches to the mile . Sites for ten deep exploratory borings were surveyed on an eighteen mile ...
... drill holes , 200-500 feet deep , put down in the Neyveli lignite area . Reduced levels of these holes were plotted in a map on a scale of 4 inches to the mile . Sites for ten deep exploratory borings were surveyed on an eighteen mile ...
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38th Indian Sci Ajmer-Merwara alluvium Assam Assistant Geologist bands Belgaum Bihar Bombay Calcutta cent charnockites clay coal coalfields Congr copper Cuddapah days with effect Deccan trap Delhi deposits depth Dharwar Dhenkanal district district dolerite dolomite drilling dykes east examined exported feet G. W. Division Geol geological mapping Geological Survey geophysical gneisses Gondwana grade granite ground-water hill India Indian Miner industry investigation Iron-ore irrigation Kaladgi Keonjhar Kurnool Kurnool district Kutch laterite limestone M. S. Krishnan Madhya Pradesh Madras Magnesite manganese manganese-ore Mehta Messrs Metal Mkt mica million tons mines Mysore nala November occur Orissa output pegmatites phyllites pits Proc production quantity quarried quartz quartzites Rajasthan reported Returned to Circle Returned to headquarters river rocks samples sand sandstones Saurashtra schists shales sheet 73 Singhbhum square miles steatite Survey of India taluk thick tons valued veins village Vindhya Pradesh