Records of the Geological Survey of India, Volume 126, Parts 6-8Government of India, 1991 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 4
... shear zones i.e. one between chainage 125 and 175 m and the other between chainage 565 and 604 m have been identified in the overflow section of the dam . The rock mass in shear zones is poorer as compared to adjacent rock mass ...
... shear zones i.e. one between chainage 125 and 175 m and the other between chainage 565 and 604 m have been identified in the overflow section of the dam . The rock mass in shear zones is poorer as compared to adjacent rock mass ...
Page 9
... shear and sense - of - shear on all scales . Similarly , shear structures , e.g. , shear - foliation , shear - bands , shear - band foliation , shear - lenses , σ and 8 type asymmetric tails and passive folds on pre - existing and / or ...
... shear and sense - of - shear on all scales . Similarly , shear structures , e.g. , shear - foliation , shear - bands , shear - band foliation , shear - lenses , σ and 8 type asymmetric tails and passive folds on pre - existing and / or ...
Page 145
... shear zones marked by shearing oxida- tion and alteration , extending over a strike length of more than 3000m with width varying from 20 to 40m . The gold mineralisation is confined to these shear zones where concentrated gold values ...
... shear zones marked by shearing oxida- tion and alteration , extending over a strike length of more than 3000m with width varying from 20 to 40m . The gold mineralisation is confined to these shear zones where concentrated gold values ...
Contents
Petrology Laboratory | 6 |
Base metal investigation in Sawar area Ajmer district Rajasthan | 32 |
Investigation for gold in maficultramafic rocks related | 38 |
Copyright | |
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Common terms and phrases
Alluvium amphibolite anomaly bands basalt basin bed rock belt Bijawar biotite block borehole channel chlorite clay coarse comprises conglomerate covered Deccan Trap deposits depth district dolomite drainage drilling dykes erosional exposed facies fault field season flows folds foliation Formation foundation Ganga geochemical geological mapping Geology Division geomorphological geophysical GEOTECHNICAL INVESTIGATION gneiss gold granite granitoids grey Group Haryana Himachal Pradesh holes indicated intersected intrusive joints km² limestone lineament located MAHARASHTRA mica schist mineralisation minerals nala Newer Alluvium occur pegmatite phyllite plagioclase porphyritic present Project quartz quartz veins quartzite Quaternary sediments Rajasthan Ramganga Regional reservoir rhyolite river samples sand sandstone scale schist sequence shale shear zone silt Siwalik slope soil sq km stratigraphic structure studies sulphide Supergroup surface surveys Terrace Alluvium thick toposheet trending Udaipur district Upper upto Uttar Pradesh valley Varanasi Varanasi Older Alluvium volcanics Yamuna