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 48
... trap flows cover a very wide area in sheets 47 P / 10 and 14. The most common variety of trap is a dark grey , compact basalt with occasional vesicles . Beds of purple , amygdaloidal trap and red bole are usually seen interbedded with ...
... trap flows cover a very wide area in sheets 47 P / 10 and 14. The most common variety of trap is a dark grey , compact basalt with occasional vesicles . Beds of purple , amygdaloidal trap and red bole are usually seen interbedded with ...
Page 185
... trap in the red bole bed suggest that it has resulted from the alteration of a trap flow . As the canal will have a gradient of one foot per mile , running over 44 miles of country , similar red bole beds are likely to be encountered in ...
... trap in the red bole bed suggest that it has resulted from the alteration of a trap flow . As the canal will have a gradient of one foot per mile , running over 44 miles of country , similar red bole beds are likely to be encountered in ...
Page 190
... trap would be 25 feet . A 35 - foot bore ( No. 1 ) at the end of the bridge alignment shows 25 feet of soil and silt overlying 10 feet of dark , compact , porphyritic trap . Another 15 - foot bore between the above bore and the river ...
... trap would be 25 feet . A 35 - foot bore ( No. 1 ) at the end of the bridge alignment shows 25 feet of soil and silt overlying 10 feet of dark , compact , porphyritic trap . Another 15 - foot bore between the above bore and the river ...
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Common terms and phrases
abutment alignment alluvium amphibolites Andhra Archaean Assistant Geologist B. C. Roy B.Sc bands Bihar Bihar.-Mr Bombay bore-holes calcareous cent charnockites clay coal Cuddapah dam-site Deccan trap deposits depth district district.-Mr dolerite drilling Dutt dykes east examined exposed feet thick ferruginous foliation formations fossils furlongs geol geological mapping Geological Survey Ghosh gneisses Gondwana granite grey ground water Hazaribagh district hill Hunday Hyderabad inches India Indian Miner industry Inst investigated laterite lignite limestone M. S. Krishnan M.Sc Madhya Madras manganese-ore Messrs metall mica mica-schists mineral production mining nala occur pegmatites phyllites pits Pradesh production of India Punjab quarries quartzites Railway Rajasthan records the occurrence reports reserves ridge right bank river bed rocks S. N. P. Srivastava Sahni samples sand sandstones Sastri schists seam shales sheet slope soil square miles strike Survey of India talc taluk tion tons topo-sheet tube-wells Upper valley zone