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 10
Structurally, the Gneissic Complex and Shillong Group deformation gave rise to a penetrative planar fabric S ,. However, F, folds are not seen in the area, but indirect evidences in the form of a strong lineation (L,) refolded by later ...
Structurally, the Gneissic Complex and Shillong Group deformation gave rise to a penetrative planar fabric S ,. However, F, folds are not seen in the area, but indirect evidences in the form of a strong lineation (L,) refolded by later ...
Page 132
The rocks within the shear zones are highly deformed, with multiple fractures, criss-crossing veins of pseudo-tachylite, profuse brecciation, ... Micro structures provide evidence for ductile and ductile-brittle deformation in the area.
The rocks within the shear zones are highly deformed, with multiple fractures, criss-crossing veins of pseudo-tachylite, profuse brecciation, ... Micro structures provide evidence for ductile and ductile-brittle deformation in the area.
Page 41
The rocks bear imprints of three deformation events (AF1, AF2 and AF3) and have undergone upper greenschist to lower amphibolite facies of metamorphism. The penetrative to pervasive schistosity parallel to bedding (SOIIS1) trending in ...
The rocks bear imprints of three deformation events (AF1, AF2 and AF3) and have undergone upper greenschist to lower amphibolite facies of metamorphism. The penetrative to pervasive schistosity parallel to bedding (SOIIS1) trending in ...
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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
Bibliographic information
| Title | Records of the Geological Survey of India, Volume 136, Parts 4-7 |
| Author | Geological Survey of India |
| Publisher | Government of India, 2001 |
| Export Citation | BiBTeX EndNote RefMan |