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 286
... portion of the area and around Jhiran the gneissic rocks pass into a quartz - mica schist and occasionally into almost a quartzite . There are two persistent dykes of dolerite , one at the eastern side of the area near Andiau and the ...
... portion of the area and around Jhiran the gneissic rocks pass into a quartz - mica schist and occasionally into almost a quartzite . There are two persistent dykes of dolerite , one at the eastern side of the area near Andiau and the ...
Page 292
... portion of the area , where the overlying rocks have undergone considerable denudation , it often forms wide exposures . At the northern portion of the area where the lower sandstone is frequently missing it directly rests on the ...
... portion of the area , where the overlying rocks have undergone considerable denudation , it often forms wide exposures . At the northern portion of the area where the lower sandstone is frequently missing it directly rests on the ...
Page 300
... portion of the area mapped two distinct fine and coarse - grained varieties of basalts are noted . The fine - grained rock represents the basal flows and occupies lower levels and forms small hills whereas the coarse variety is found on ...
... portion of the area mapped two distinct fine and coarse - grained varieties of basalts are noted . The fine - grained rock represents the basal flows and occupies lower levels and forms small hills whereas the coarse variety is found on ...
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