Records of the Geological Survey of India, Volume 93The Survey, 1962 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 8
... stage ( 1,500 ft . thick ) consists of two distinct horizons and current bedding is generally towards S.75 ° W . The Raniganj stage ( 1,100 ft . thick ) includes a basal carbonaceous shale containing thin intercalations of coal overlain ...
... stage ( 1,500 ft . thick ) consists of two distinct horizons and current bedding is generally towards S.75 ° W . The Raniganj stage ( 1,100 ft . thick ) includes a basal carbonaceous shale containing thin intercalations of coal overlain ...
Page 22
... Stage . This was intended ' to ascertain the nature of the coal seams of that stage . 20 coal seams ranging in thickness from 0'3 " to 5'6 " were encountered in the hole and all these are confined to the top 2,500 ft . of the strata ...
... Stage . This was intended ' to ascertain the nature of the coal seams of that stage . 20 coal seams ranging in thickness from 0'3 " to 5'6 " were encountered in the hole and all these are confined to the top 2,500 ft . of the strata ...
Page 151
... stage ( Dunn ) , which conformably overlie the Chaibasa stage rocks in this section and show a similar upward sequence to the north . These rocks are completely devoid of the convolute laminations which is very characteristic of the ...
... stage ( Dunn ) , which conformably overlie the Chaibasa stage rocks in this section and show a similar upward sequence to the north . These rocks are completely devoid of the convolute laminations which is very characteristic of the ...
Contents
OF | 2 |
MINERAL INVESTIGATIONS arranged according to the alphabetical | 16 |
ENGINEERING GEOLOGY AND WATERSUPPLY INVESTIGATIONS | 53 |
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acid aluminium analyses Andhra Andhra Pradesh anorthite Archaean Argada Arogyaswamy B. C. Roy bands beds Bihar biotite boreholes calcite cent charnockites chemical chromite chromium clay Coalfield Coll composition contains deposits depth diameter differential thermal district.-Shri Drilled Dutt east examined fault felspar fireclay folds formation fossils Geol geological mapping Geological Survey gneisses goethite Gondwana grade grains granite groundwater hematite Indian chromites investigated iron iron-ore Jain kaolin kaolinite laterite laterite profile layer limestone located Madhya Pradesh Madras magnetite metres mica miles million tons minerals Murthy muscovite Mysore occur oxide particles Pedhamli pegmatite Phako phyllites Pradesh.-Shri Prasad quartz quartzites ratio reported ripples river rocks samples sand sandstone Sarvashri schists Section shales shear zone Shri sodium solution specimen spinel Srivastava structure Superintending Geologist Surv Survey of India synclinal taluk thickness Upper veins X-ray