Records of the Geological Survey of India, Volume 91The Survey, 1962 - 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 54
... zone of biotite - chlorite schist . The shear zone occuring to the south of the kyanite - quartz rock horizon is fairly persistent , except in the south of Kendadih ( 22 ° 36 ' 86 ° 26 ' ) . In Rakha mines ( 22 ° 38 ′ : 86 ° 23 ′ ) , it ...
... zone of biotite - chlorite schist . The shear zone occuring to the south of the kyanite - quartz rock horizon is fairly persistent , except in the south of Kendadih ( 22 ° 36 ' 86 ° 26 ' ) . In Rakha mines ( 22 ° 38 ′ : 86 ° 23 ′ ) , it ...
Page 56
... zone . The samples were collected at intervals of 50 ft . along each line from an average depth of 9 inches . The geochemical " highs " for copper , after plotting the data , show a general conformity to the probable zones of ...
... zone . The samples were collected at intervals of 50 ft . along each line from an average depth of 9 inches . The geochemical " highs " for copper , after plotting the data , show a general conformity to the probable zones of ...
Page 69
... zone , and ( 3 ) a very thick outermost zone of brown micaceous alteration , the last zone being the thickest and most prevalent , which often . serves as a guide to ore . Graphite Srikakulam district , Andhra State . - Dr . A. K. Dey ...
... zone , and ( 3 ) a very thick outermost zone of brown micaceous alteration , the last zone being the thickest and most prevalent , which often . serves as a guide to ore . Graphite Srikakulam district , Andhra State . - Dr . A. K. Dey ...
Contents
GEOLOGICAL SURVEY OF INDIA | 1 |
Western Circle | 25 |
Jammu and Kashmir Circle | 35 |
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43rd Indian Sci Andhra B. C. Roy B.Sc Bagh beds Banaras bands Banerjee Baripada Bhaluk Khad Bihar Bombay borehole Bose cent charnockite Chaterji Circle clay coal coalfield Congr Coralline limestone Cretaceous Delhi deposits depth district Dolerite drilling Dutt Dutta East Economic Geology Economic Geology Section examined feet felspar formations fossils Geol geological mapping Geological Survey Geophysical Geophysicist Ghosh gneiss gold Gondwana grains granite gravel Groundwater Groundwater Exploration Headquarters Calcutta Hons hornblende Hyderabad India industry investigated iron-ore Kashmir laterite lignite lode Lucknow M.Sc Madhya Pradesh Madras miles minerals Mining Murthy Mysore nala occur Orissa palaeolithic Petrological Section phyllites pitchstone Proc Punjab quartz quartzites Rajasthan Raniganj region river rocks Sahni samples sand sandstone Sarvashri Sastry schists shales Shri soil spore Srivastava Superintending Geologist Surv Survey of India taluk thickness trap Upper veins village Vindhyan West Bengal zone