Records of the Geological Survey of India, Volume 83Geological Survey of India, 1950 - 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 187
... drilling and the logging of the cores , collection of samples for testing , exploration of borrow areas and giving general advice to the engineers . Due to the increasing work Mr. Ramchandran was deputed to assist him from Novem- ber ...
... drilling and the logging of the cores , collection of samples for testing , exploration of borrow areas and giving general advice to the engineers . Due to the increasing work Mr. Ramchandran was deputed to assist him from Novem- ber ...
Page 188
... drilling , and is functioning satisfactorily . The drilling programme consists of core drilling at every 600 feet along the axis and fish - tailing at 200 - foot intervals both along the axis and also along the up and down - stream toes ...
... drilling , and is functioning satisfactorily . The drilling programme consists of core drilling at every 600 feet along the axis and fish - tailing at 200 - foot intervals both along the axis and also along the up and down - stream toes ...
Page 599
... drilling and prospecting of the last two decades . Production was maintained in 1949 in the Digboi field . Drilling in the western part of the field was insufficient to replace the natural decline in production from the older wells ...
... drilling and prospecting of the last two decades . Production was maintained in 1949 in the Digboi field . Drilling in the western part of the field was insufficient to replace the natural decline in production from the older wells ...
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Common terms and phrases
abutment alignment alluvium amphibolites ANON ANON ANON Assam Assistant Geologist Auden Balasundaram bands bauxite beds Bihar biotite Bombay bore-holes cement cent charnockites cherts Circle and left clay coal coalfield colour Cuddapah dam-site days with effect deposits depth district dolerite drilling dykes east examined feet thick felspar furlongs garnetiferous geological mapping Geological Survey geophysical Ghosh gneisses gneissic Gondwana granite granulites grey Ground Water Division ground-water gypsum hills inches investigation iron-ore khondalites Kurnool laterite lignite limestone located M.Sc Madhya Pradesh Madras Messrs mineral Mining nala occur Orissa outcrops pegmatites phyllites quarries quartz quartz veins quartzites radiolarian railway reports Returned to headquarters river road rocks samples sand sandstone schists seams shales sheet 57 soil south-west Southern Circle square miles strike Subramanyam suitable Survey of India systematic mapping taluk Tertiary thin tion tons trap tunnel Uttar Pradesh valley village water supply West Bengal zone