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 126
... Analyses carried out so far indicate poor copper and lead of poor value . The value of zinc in some areas however goes upto 3000 p.p.m. Three hundred and fifty six samples were col- lected from the gossan zone from the Bhojgarh area ...
... Analyses carried out so far indicate poor copper and lead of poor value . The value of zinc in some areas however goes upto 3000 p.p.m. Three hundred and fifty six samples were col- lected from the gossan zone from the Bhojgarh area ...
Page 30
... analyses have been reported including an attempt to compute an approximate age of the mineral on the basis of Thorium - Lead ratio . Precision analyses combined with X - ray and petrological observations led to the reporting of ...
... analyses have been reported including an attempt to compute an approximate age of the mineral on the basis of Thorium - Lead ratio . Precision analyses combined with X - ray and petrological observations led to the reporting of ...
Page 83
... analyses including spectro - chemical trace element studies to determine the concen- tration of cations and anions . Then these data are interpreted and analysed in the context of specific geological settings and a picture of dynamic or ...
... analyses including spectro - chemical trace element studies to determine the concen- tration of cations and anions . Then these data are interpreted and analysed in the context of specific geological settings and a picture of dynamic or ...
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