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 99
... dykes are exposed in the river bed , including an E.N.E.-W.S.W. dolerite dyke 120 feet in width . Dyke contacts with the lavas are generally tight , and sometimes even sealed . Material for concrete aggregate in the spillway section may ...
... dykes are exposed in the river bed , including an E.N.E.-W.S.W. dolerite dyke 120 feet in width . Dyke contacts with the lavas are generally tight , and sometimes even sealed . Material for concrete aggregate in the spillway section may ...
Page 397
... dyke material . Variations in grain size and length to breadth ratios of plagioclase grains , along certain cross - sections of the above two dykes , have been statistically studied . Statistical analysis of the data shows , that for ...
... dyke material . Variations in grain size and length to breadth ratios of plagioclase grains , along certain cross - sections of the above two dykes , have been statistically studied . Statistical analysis of the data shows , that for ...
Page 554
... dykes , running almost E.-W. , is conformable with the general align- ment of the numerous dykes reported from this valley . Unlike the coarse vesicular and altered flows of the area the dyke rocks are fine - grained and have a fresh ...
... dykes , running almost E.-W. , is conformable with the general align- ment of the numerous dykes reported from this valley . Unlike the coarse vesicular and altered flows of the area the dyke rocks are fine - grained and have a fresh ...
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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