Records of the Geological Survey of India, Volume 88The Survey, 1958 - 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 20
... Dolerite Dykes - Dolerite dykes intruding into gneisses and Barakars are found north of Narganj ( 24 ° 26 ′ 87 ° 24 ' ) ' and traced discontinuously over a distance of four miles aligned in a N.W.-S.E. direction . Some of these dykes ...
... Dolerite Dykes - Dolerite dykes intruding into gneisses and Barakars are found north of Narganj ( 24 ° 26 ′ 87 ° 24 ' ) ' and traced discontinuously over a distance of four miles aligned in a N.W.-S.E. direction . Some of these dykes ...
Page 27
... Dolerite suite , though they are slightly older than the dolerites . Chlorite - schists with augens of epidote are developed along the margins of these rocks due to shearing . Dykes of Newer Dolerite traverse the gneissic country in a ...
... Dolerite suite , though they are slightly older than the dolerites . Chlorite - schists with augens of epidote are developed along the margins of these rocks due to shearing . Dykes of Newer Dolerite traverse the gneissic country in a ...
Page 165
... dolerite took place along the major N.-S. vertical joint direc- tion . The junctions between the dolerite and the country rock are faulted and contain 6 - inch thick ( maximum ) of gouge and fault rock ( 1 - foot thick ) , the adjoining ...
... dolerite took place along the major N.-S. vertical joint direc- tion . The junctions between the dolerite and the country rock are faulted and contain 6 - inch thick ( maximum ) of gouge and fault rock ( 1 - foot thick ) , the adjoining ...
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Common terms and phrases
abutment alignment alluvium amphibolites Andhra Archaean Assam Assistant Geologist B. C. Roy B.Sc bands Bihar Bombay bore-holes cent charnockites Circle clay coal Cuddapah dam-site Deccan Trap deposits depth district dolerite drilling Dutt dykes east examined exposed feet thick ferruginous foliation formations fossils geol Geological Survey Geophysical Ghosh gneisses Gondwana granite grey ground water Hamzah Hazaribagh district hill Hyderabad In-Charge inches India Indian Miner industry investigated Iron-ore irrigation kankar laterite lignite limestone located M. S. Krishnan M.D. Division M.Sc Madhya Pradesh Madras Messrs mica mica-schists mining Mysore nala occur Orissa pegmatites phyllites pits Punjab quarry quartz quartzites Railway Rajasthan reports reserves ridge river bed rocks Sahni samples sand sandstones Sastri schists seam shales sheet Singhbhum slope soil square miles strike surface Survey of India taluk tion tons topo-sheet tube-wells Upper valley veins village Vindhyan water-level water-table yield zone