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 336
... appears to have been replaced by the potash felspars , which are seen to protrude into the former in the form of veinlets . Antiperthite is developed , and the felspars also show slight alteration and clouding . A texture very similar ...
... appears to have been replaced by the potash felspars , which are seen to protrude into the former in the form of veinlets . Antiperthite is developed , and the felspars also show slight alteration and clouding . A texture very similar ...
Page 337
... appear to be of two generations ; the larger laths are probably younger than the granular crystals , caused by partial ... appears to change to garnet . Garnet is found as large grains and shows sieve texture . It is apparently derived ...
... appear to be of two generations ; the larger laths are probably younger than the granular crystals , caused by partial ... appears to change to garnet . Garnet is found as large grains and shows sieve texture . It is apparently derived ...
Page 338
... appears to have been formed from the granulitic hornblende of the original phase . The formation of what seems to be exsolved bodies of ores in the horn- blende is an interesting feature , in Slide No. S.C. 312 and the appearance of ...
... appears to have been formed from the granulitic hornblende of the original phase . The formation of what seems to be exsolved bodies of ores in the horn- blende is an interesting feature , in Slide No. S.C. 312 and the appearance of ...
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