Records of the Geological Survey of India, Volume 106The Survey, 1975 - Earthquakes Includes the Annual report of the Geological Survey of India, 1867- |
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Page 230
... weathered exposures of similar rocks are noticed on the banks . The rocks have been folded into an antiform and a ... weathered Archaean schists with hard gneisses occur on left bank whereas weathered splintery Talchir shales with ...
... weathered exposures of similar rocks are noticed on the banks . The rocks have been folded into an antiform and a ... weathered Archaean schists with hard gneisses occur on left bank whereas weathered splintery Talchir shales with ...
Page 322
... weathered granite lying below 1.5 m . of residual soil , as the depth to fresh and sound rock , as proved by drilling , is 21 m . The geophysical surveys have also indicated the depth to fresh rock to vary from 10 to 20 m . These ...
... weathered granite lying below 1.5 m . of residual soil , as the depth to fresh and sound rock , as proved by drilling , is 21 m . The geophysical surveys have also indicated the depth to fresh rock to vary from 10 to 20 m . These ...
Page 434
... weathered rock capping . He attributes the slip to the penetration of water along the junction of the weathered rock and its underlying rock which is quite hard . He suggested provision of suitable slopes along the sides to prevent ...
... weathered rock capping . He attributes the slip to the penetration of water along the junction of the weathered rock and its underlying rock which is quite hard . He suggested provision of suitable slopes along the sides to prevent ...
Contents
Volume 106 | 1 |
WESTERN REGION | 16 |
Engineering and Transport Division | 82 |
Copyright | |
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alignment alluvium amphibolite Andhra Pradesh Asstt bands basalt basin bauxite Bihar biotite block bore holes boreholes Calcutta carried charnockite chert clay coal coalfield comprising copper Deccan Trap Delhi deposits depth Director district Division dolerite dolomite drill holes dykes east electrical logging exploration exploratory fault felspar foliation formation fossils garnetiferous geochemical geohydrological geological investigations geological mapping Geological Survey Geologist Jr geophysical Ghosh gneiss Gondwana grade grained granite gneiss graphite grey Groundwater hornblende indicated laboratory laterite limestone located Lucknow metres million tonnes mineralisation minerals nala occurs Orissa pegmatite phosphate phyllites pits power house Pradesh Project quartz quartzite Rajasthan Region river rock types S/Shri samples sandstone schist seams sediments shales Sharma shear Shri Singh Sinha spillway Srivastava strike length studies Survey of India systematic thickness thin toposheet Trap Flow traverse trending tubewells tunnel upto valley varies veins Vindhyan West Bengal zone