Records of the Geological Survey of India, Volume 92The Survey, 1962 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 228
... grains , as also the smaller ones , are intact and free from cracks . The larger grains are lens shaped . The accessory in the rock is zircon . It is found as rounded or sub - rounded grains . These grains show fracturing along cleavage ...
... grains , as also the smaller ones , are intact and free from cracks . The larger grains are lens shaped . The accessory in the rock is zircon . It is found as rounded or sub - rounded grains . These grains show fracturing along cleavage ...
Page 229
... grains , but the grain size is somewhat smaller than that seen in specimen 514 , possibly due to brecciation . A few crystals of apatite are also seen . This is possibly derived either from the decomposition of the biotite or from the ...
... grains , but the grain size is somewhat smaller than that seen in specimen 514 , possibly due to brecciation . A few crystals of apatite are also seen . This is possibly derived either from the decomposition of the biotite or from the ...
Page 244
... grains of quartz also occur in the ferruginous band . Pseudomorphs ( martite ) after magnetite are abundant in the ferruginous band suggesting the presence of magnetite in the original sediment . Rhombs of siderite or other carbonate ...
... grains of quartz also occur in the ferruginous band . Pseudomorphs ( martite ) after magnetite are abundant in the ferruginous band suggesting the presence of magnetite in the original sediment . Rhombs of siderite or other carbonate ...
Contents
GEOLOGICAL SURVEY OF INDIA | 1 |
Volume 92 Part | 2 |
Andhra Circle | 14 |
Copyright | |
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44th Ind Abstracts alignment alluvium altitude Andhra aquifer Arogyaswamy B. C. Roy B.Sc Banaras bands beds belt Bihar Bombay boreholes Calcutta Circle clay coal seams coalfield Congr Deccan Traps Delhi deposits depth DISTRICT Shri drawdown East Economic Geology electrical logging examined exploratory formation furlongs G.S.I. bench-mark gallons U.S. Geol geological mapping Geological Survey Geologist Geophysical gneisses Gondwana granite graphite groundwater Headquarters Cal India Industr investigated iron-ore Jain Jammu Kerala laterite lignite limestone Located lodes m.s.l. Drilled M.Sc Madhya Pradesh Madras magnetite miles Miner mineralisation mining Murthy Mysore nala Neyveli occurrence Orissa Pradesh.-Shri Proc Progr Project Punjab quarry quartz quartzites Rajasthan Raniganj river rock types samples sand sandstones Sarvashri schists Section sediments shales Shri Hamzah Shri M. S. Sinha Srivastava Survey of India thickness tubewells tunnel Uttar veins village West Bengal zone