Records of the Geological Survey of India, Volume 81Geological Survey of India, 1948 - 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 72
... quartzites only , for the rocks on the upstream and downstream sides are very much weathered and decomposed and definitely softer than the quartzites . The rocks on the upstream side are chiefly garnetiferous mica - schist ( with ...
... quartzites only , for the rocks on the upstream and downstream sides are very much weathered and decomposed and definitely softer than the quartzites . The rocks on the upstream side are chiefly garnetiferous mica - schist ( with ...
Page 73
... quartzites at Tilaiya will provide suitable rocks for foundation as well as abutments . Secondary silicification observed in the quartzites may give added strength to them . The closely spaced bedding and joint system are not expected ...
... quartzites at Tilaiya will provide suitable rocks for foundation as well as abutments . Secondary silicification observed in the quartzites may give added strength to them . The closely spaced bedding and joint system are not expected ...
Page 124
... quartzites have a suitable bearing strength for a high concrete dam . The quartzites are permeated by numerous joints , which are likely to be open in depth , and extensive grouting will be necessary to prevent leakage . Baghauli dam ...
... quartzites have a suitable bearing strength for a high concrete dam . The quartzites are permeated by numerous joints , which are likely to be open in depth , and extensive grouting will be necessary to prevent leakage . Baghauli dam ...
Contents
81 | 6 |
LAND EROSION AND GEOLOGICAL SURVEY FOR REHABILITA | 11 |
GEOLOGICAL SURVEYS | 16 |
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abutment alignment alkaline lakes Assistant Geologist B. C. Roy B.Sc bands Barakar Bengal Beryl Bihar Bombay brine Calcutta Carbonaceous Carbonaceous shale cement cent Central Provinces chaniho charnockites clay coalfield Crookshank Cystidean dam-site days with effect Deccan trap deposits depth dhands district dykes Engineering Geology examined exposures fauna feet Felspar fossils Geol Geological Survey gneiss Gondwana gorge granted India investigation J. B. Auden Journ Kharaghoda Kosi Lease limestone M. S. Krishnan M.Sc Madras Masonry Stone M. L. Messrs Mica Mineral Concessions Mining Mysore nala occur Ochre Ordovician Orissa Orthoceras outcrop Pattikatla and Masonry Punjab quantity quarry Quartz quartzites Railway reported reservoir returned to headquarters river rocks salt samples sand Sandstone seam Section shale Shaly coal Shan sheet Shihtien Shri Singh Sirmur sodium soil Southern Circle suitable sulphate Surv Survey of India thickness tion tons tunnel Upper zone