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 157
... band is also exposed within these gneisses near the Yachuli Rest House . Potin Schists : Two schist bands are exposed along the Ranga valley . The first schist band consists of muscovite and biotite and is garnetiferous , which probably ...
... band is also exposed within these gneisses near the Yachuli Rest House . Potin Schists : Two schist bands are exposed along the Ranga valley . The first schist band consists of muscovite and biotite and is garnetiferous , which probably ...
Page 202
... bands have been located in the zone . The bands as well as the enclosing granite gneiss strike in N.E.- S.W. direction with subvertical dips . The individual mineralised bands , arranged in an en - echelon pattern , are 27 to 95 m . in ...
... bands have been located in the zone . The bands as well as the enclosing granite gneiss strike in N.E.- S.W. direction with subvertical dips . The individual mineralised bands , arranged in an en - echelon pattern , are 27 to 95 m . in ...
Page 297
... bands separated by a zone of cement grade limestone , were delineated in the massive limestone horizon . The upper flux - grade band varies in thickness from 9.90 m . to 12.25 m . where as the lower band is 3 m . thick . The ...
... bands separated by a zone of cement grade limestone , were delineated in the massive limestone horizon . The upper flux - grade band varies in thickness from 9.90 m . to 12.25 m . where as the lower band is 3 m . thick . The ...
Contents
AIRBORNE MINERAL SURVEY AND EXPLORATION WING | 87 |
Mineral Investigations | 105 |
Engineering Geology Investigations | 118 |
Copyright | |
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alluvium amphibolite Andhra Pradesh Asstt bands basalt basin bauxite beds Bihar biotite block bore holes boreholes Calcutta carried charnockite chert chert member clay coal Coalfield copper Deccan Trap Delhi deposits depth Director district dolerite dolomite drill holes dykes east electrical logging exploratory fault felspar folds foliation formation fossils garnetiferous geochemical geological mapping Geological Survey Geologist Geologists Jr geophysical glacier gneiss Gondwana grade grained granite gneiss grey Groundwater Himalaya hornblende indicated investigation Jaipur laterite limestone Lucknow metres mica million tonnes mineralisation minerals moraine nala occur pegmatite phosphate phyllite plagioclase Pradesh Project quartz quartz veins quartzite Rajasthan Region river rock types S/Shri samples sand sandstone scale schist seams sediments shales Sharma Shri Singh Sinha snout Srivastava strike length studies Survey of India syncline thickness thin toposheet Trap Flow trending tunnel upto valley varies Vindhyan دو دو وو