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 78
... bands strike in a N.-S. direction with easterly dips . Ratnagiri district , Bombay . - Shri Venkoba Rao examined ... bands of bluish grey limestone occurs near Achhibal . The average com- position of such bands is CaO , 53 per cent ...
... bands strike in a N.-S. direction with easterly dips . Ratnagiri district , Bombay . - Shri Venkoba Rao examined ... bands of bluish grey limestone occurs near Achhibal . The average com- position of such bands is CaO , 53 per cent ...
Page 79
... bands of shaly limestone , 216 and 138 ft . thick , respectively . These two alternate with three bands of dolomitic limestone . The CaO content of these two bands varies from 38 to 49 per cent . and MgO varies from 0.5 to 2 per cent ...
... bands of shaly limestone , 216 and 138 ft . thick , respectively . These two alternate with three bands of dolomitic limestone . The CaO content of these two bands varies from 38 to 49 per cent . and MgO varies from 0.5 to 2 per cent ...
Page 310
... bands of magnetite- quartzite ; but from the distribution of the excavations and exposures , the bands appear to be varying in thickness from 20 to 150 feet and in length from 100 yards to half a mile . The bands in Naduvallur are ...
... bands of magnetite- quartzite ; but from the distribution of the excavations and exposures , the bands appear to be varying in thickness from 20 to 150 feet and in length from 100 yards to half a mile . The bands in Naduvallur are ...
Contents
Part | 1 |
MINERAL INVESTIGATIONS | 38 |
ENGINEERING GEOLOGY AND GROUNDWATER SECTION | 99 |
Copyright | |
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43rd Indian Sci abstr Andhra B.Sc Bagh beds bands Baripada Bhaluk Khad Bihar biotite Bombay borehole Bose Cambrian cent charnockite Circle clay coal coalfield Congr Coralline limestone Cretaceous Deccan Trap Delhi deposits depth district Dolerite drilling Dutt Dutta East Economic Geology Section examined feet felspar formations fossils Geol geological mapping Geological Survey Geophysical gneiss gold Gondwana grains granite gravel Groundwater Headquarters Calcutta Himalayan hornblende Hyderabad ilmenite India industry investigated iron-ore laterite lignite lode Lower M.Sc Madhya Pradesh Madras magnetite miles minerals mining Murthy Mysore nala occur Orissa palaeolithic phyllites pitchstone Proc Punjab quartz quartzites Rajasthan Raniganj region reported river rocks Sahni samples sand sandstone Sarvashri Sastry schists sediments shales Shri soil spore Srivastava Surv Survey of India taluk thickness thin topo-sheets trap Upper Valley veins village Vindhyan West Bengal zone