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 341
... flows of basalt of Jurassic age . During the resurvey of the area between 1951 and 1956 , the senior author recognised for the first time in India the existence of two large flows of pitchstone near Taljhari ( 25 ° 05 ′ : 87 ° 45 ...
... flows of basalt of Jurassic age . During the resurvey of the area between 1951 and 1956 , the senior author recognised for the first time in India the existence of two large flows of pitchstone near Taljhari ( 25 ° 05 ′ : 87 ° 45 ...
Page 347
... flow being the older . The pitchstones reported from elsewhere generally occur as thin dykes or selvages of dykes and flows of lava . Thus , the Rajmahal pitchstone flows are comparable in their thickness and lateral extent only to the ...
... flow being the older . The pitchstones reported from elsewhere generally occur as thin dykes or selvages of dykes and flows of lava . Thus , the Rajmahal pitchstone flows are comparable in their thickness and lateral extent only to the ...
Page 353
... flows of the basalts was inferred to be towards the north- west , as the orientation of the longest radius ( axis ) of the concentric grooves varies between west and N. 15 ° W . CLASSIFICATION OF THE TRAPS The various types of lava flows ...
... flows of the basalts was inferred to be towards the north- west , as the orientation of the longest radius ( axis ) of the concentric grooves varies between west and N. 15 ° W . CLASSIFICATION OF THE TRAPS The various types of lava flows ...
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 Congr Coralline limestone Cretaceous Deccan Trap Delhi deposits depth district Dolerite drilling Dutta East Economic Geology Section examined feet felspar formations fossils Geol Geological Survey Geologist Geophysical gneiss gold Gondwana grains granite gravel Groundwater Headquarters Calcutta Himalayan hornblende Hyderabad India industry investigated iron-ore Kashmir laterite LELAND lignite lode Lower M.Sc Madhya Pradesh Madras magnetite mapping miles minerals mining Murthy Mysore nala occur Orissa palaeolithic Petrological phyllites pitchstone Proc Punjab quartz quartzites Rajasthan Raniganj region reported river rocks samples sand sandstone Sarvashri Sastry schists sediments shales Shri soil spore Srivastava STANFORD Surv Survey of India taluk thickness thin topo-sheets trap Upper Valley veins village Vindhyan West Bengal zone