Records of the Geological Survey of India, Volume 100Government of India, 1972 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 80
... veins are 3-30 cm . thick and comprise short brittle fibres . K. K. Basu and Y. K. Arora record thin veins of asbestos : exposed in an abandoned quarry at Bhutmangri , about 1.6 kms . of Sapol ( 25 ° 07 ′ : 73 ° 45 ′ ) . The veins vary ...
... veins are 3-30 cm . thick and comprise short brittle fibres . K. K. Basu and Y. K. Arora record thin veins of asbestos : exposed in an abandoned quarry at Bhutmangri , about 1.6 kms . of Sapol ( 25 ° 07 ′ : 73 ° 45 ′ ) . The veins vary ...
Page 151
... veins . The strikes of foliation of the rocks varies from N.E.-S.W. to N.N.E.-S.S.W. and the dip varies . from 55-70 ... veins vary in thickness from about 10 cm . to about a metre and a few of them have been traced over a dis- tance of ...
... veins . The strikes of foliation of the rocks varies from N.E.-S.W. to N.N.E.-S.S.W. and the dip varies . from 55-70 ... veins vary in thickness from about 10 cm . to about a metre and a few of them have been traced over a dis- tance of ...
Page 168
... veins . A large number of pegmatites in the area carry workable deposits of muscovite of ruby quality . Mining work is in pro- gress in and around Saphibolas Basrantola and Dhorakola . There are nearly 100 mines including some old ...
... veins . A large number of pegmatites in the area carry workable deposits of muscovite of ruby quality . Mining work is in pro- gress in and around Saphibolas Basrantola and Dhorakola . There are nearly 100 mines including some old ...
Contents
GEOLOGICAL SURVEYS | 1 |
NORTHERN REGION | 16 |
SOUTHERN REGION | 46 |
Copyright | |
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alignment alluvium amphibolite Andhra Pradesh aquifers Archaean Asstt bands Banerjee basalt Basu bauxite Bihar boreholes Calcutta carried out systematic cent charnockites Chatterjee chemical Chowdhury Circle Office clay coal coalfield copper Deccan Traps deposits depth dips district Ditto Ditto dolerite dolomite drilling dykes examined folded foliation formations fossils geochemical Geol geological mapping Geological Survey Geologists Geologists Junior Geophysics Ghosh gneiss Gondwana grade granite gneiss graphite groundwater Gupta indicated investigation iron-ore laboratory laterite limestone longitudes Madhya Pradesh Madras Maharashtra mapping scale metamorphism metres mica mica-schist million tonnes mineralisation minerals Murthy occurs Orissa pegmatite Petrology phyllites Project proposed Punjab quartz veins quartzite Rajasthan Regional reported river bed rock types samples sand sandstone Sarvashri schist seams sediments shales Sharma sheet Shri Singh Sinha spillway Srivastava studies Surv Survey of India Tertiary thickness thrust tion topo-sheet trend tubewells tunnel upto varies West Bengal zone