Records of the Geological Survey of India, Volume 136, Parts 4-7Includes the "Annual report of the Geological Survey of India," 1867- |
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Page i
In Tamil Nadu, STM along the Palar River course has delineated a tectonic contact between chamockite and the gneisses along the river based on intense brecciation, fracturing and by the presence of pseudo-tachylite veins.
In Tamil Nadu, STM along the Palar River course has delineated a tectonic contact between chamockite and the gneisses along the river based on intense brecciation, fracturing and by the presence of pseudo-tachylite veins.
Page 11
... history of the Central Indian Tectonic Zone, (ii) Specialised thematic mapping of Bilaspur-Raigarh belt, Chhattisgarh. ... an amalgamation of supracrustal belts, granites, granulites and basement gneisses showing tectonic contacts.
... history of the Central Indian Tectonic Zone, (ii) Specialised thematic mapping of Bilaspur-Raigarh belt, Chhattisgarh. ... an amalgamation of supracrustal belts, granites, granulites and basement gneisses showing tectonic contacts.
Page 19
This, coupled with the fact that the faults have displaced litho tectonic units ranging in age from Palaeoproterozoic ... It is amply clear that between Lower Permian and Oligocene, the area was under extensional tectonics, during which ...
This, coupled with the fact that the faults have displaced litho tectonic units ranging in age from Palaeoproterozoic ... It is amply clear that between Lower Permian and Oligocene, the area was under extensional tectonics, during which ...
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Contents
EXTENDED ABSTRACTS OF PROGRESS REPORTS | 5 |
MEGHALAYA MINERAL INVESTIGATION PROJECT | 11 |
RECORDS VOLUME 136 PART5 | i |
Copyright | |
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Common terms and phrases
amphibolite Andhra Pradesh anomaly auriferous bands basalt base metals basin bedrock biotite block boreholes carried charnockite clay collected comprising Construction stage geotechnical covered Cuddapah deformation delineated depth district dolerite dolomite drilling dykes east excavation exploration exposed fault feldspar field field season folds foliation Formation foundation fracture geoenvironmental geological mapping geophysical geotechnical investigation gneiss gneissic gold values grained granite granite gneiss granitoids gravity grey grouting indicated intersected intrusive joints kimberlite limestone lineaments lithounits located magnetic Meghalaya migmatite mineralised zone minerals NE-SW NNW-SSE NW-SE occur overburden pegmatite phyllite plagioclase porphyritic quartz quartz veins quartzite Rajasthan regional River rock samples sand sandstone scale schist schist belt shear zone slope soil sq km stage geotechnical investigation stream sediment strike length structural studies sulphide Supergroup surface surveys syenite Tamil Nadu tectonic thick toposheet traverse trench trending Udaipur district ultramafic village volcanics weathered width