Records of the Geological Survey of India, Volume 136, Parts 4-7Government of India, 2001 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 77
... shear zones, marked by silicification, are traced, of which the shear zones 1 and II are recorded in grit and the shear zones IV and V are observed in argillite. The northem part of shear zone III is observed in grit, while the southem ...
... shear zones, marked by silicification, are traced, of which the shear zones 1 and II are recorded in grit and the shear zones IV and V are observed in argillite. The northem part of shear zone III is observed in grit, while the southem ...
Page 132
... shear zones are highly deformed, with multiple fractures, criss-crossing veins of pseudo-tachylite, profuse ... zone are often difficult to trace. The shear zones transecting charnockite and dykes produce breccia with injection of ...
... shear zones are highly deformed, with multiple fractures, criss-crossing veins of pseudo-tachylite, profuse ... zone are often difficult to trace. The shear zones transecting charnockite and dykes produce breccia with injection of ...
Page 134
... shear zone. GSI has carried out extensive exploration in the Harur Sector, based on which, an exploratory mine had ... shear zones of a cumulative strike length of 3km for further detailed exploration. The earlier work as well as the ...
... shear zone. GSI has carried out extensive exploration in the Harur Sector, based on which, an exploratory mine had ... shear zones of a cumulative strike length of 3km for further detailed exploration. The earlier work as well as the ...
Contents
EXTENDED ABSTRACTS OF PROGRESS REPORTS | 5 |
MEGHALAYA MINERAL INVESTIGATION PROJECT | 11 |
RECORDS VOLUME 136 PART5 | i |
Copyright | |
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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