Records of the Geological Survey of India, Volume 96Government of India, 1964 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 30
... thin shale with thin dull coal seams ; the Barakar felspathic fritty and coarse - grained sandstone , with interbedded shale and coal seams ; and the supra - Barakar felspathic sandstone . Laterite occurs capping these formations . The ...
... thin shale with thin dull coal seams ; the Barakar felspathic fritty and coarse - grained sandstone , with interbedded shale and coal seams ; and the supra - Barakar felspathic sandstone . Laterite occurs capping these formations . The ...
Page 189
... thin nature of the latter and the essential chemical similarity of the two facies are thus easily explained . Description of multiple dykes show that the constituent members are all thin ( Harkar , 1904 , p . 296 , Daly , 1927 , p . 57 ) ...
... thin nature of the latter and the essential chemical similarity of the two facies are thus easily explained . Description of multiple dykes show that the constituent members are all thin ( Harkar , 1904 , p . 296 , Daly , 1927 , p . 57 ) ...
Page 201
... thin section of the rock under the microscope does not show any replacement of the quartzite . MINERALOGY Major Constituents Quartz : In hand specimens , the quartz grains are usually white . In thin sections the quartz grains are ...
... thin section of the rock under the microscope does not show any replacement of the quartzite . MINERALOGY Major Constituents Quartz : In hand specimens , the quartz grains are usually white . In thin sections the quartz grains are ...
Contents
OF | 1 |
MINERAL INVESTIGATIONS | 37 |
ENGINEERING GEOLOGY INVESTIGATIONS | 117 |
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Common terms and phrases
abutment Andhra Pradesh Assistant Geologists Auden bands Banerjee Barakars bauxite beds Bihar boreholes cent charnockite chert chrome-rich chromite Circle clay coal seams coalfield conglomerate copper depth dips district district.-See Ditto dolerite dolomite drilling Dutta dykes east examined exposed fault folded foliation formations Geol Geological Survey Geologists Jr Geophysical gneiss Gondwana grains granite gneiss grey groundwater Gupta hill Himachal Pradesh horizon ilmenite indicated intrusive investigated iron-ore kilometres Laboratories laterite limestone Lower Madhya Pradesh Madras magma magnetite mapped Scale metres mineralisation minerals Murthy nala nodules occur Orissa P₂O pegmatite Petrological phosphate phyllite pits porcellanites pyrite quartz quartz veins quartzite Rajasthan reported river rock types samples sandstone Sarvashri scarp schist sediments shale sheets Shri silica Singh Siwalik Srivastava strike Superintending Geologist in-Charge Surv Survey of India syncline thick thin tonnes trend tunnel Upper Uttar Pradesh valley Vindhyan zone