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 39
... minerals ( in order of abundance ) are pyrite , chalcopyrite , sphalerite , galena , pyrrhotite , bornite , tetrahedrite , idaite and gangue minerals are quartz and chlorite / biotite . The ore minerals are remobilised . Pyrite is ...
... minerals ( in order of abundance ) are pyrite , chalcopyrite , sphalerite , galena , pyrrhotite , bornite , tetrahedrite , idaite and gangue minerals are quartz and chlorite / biotite . The ore minerals are remobilised . Pyrite is ...
Page 129
... minerals of platinoid group . Befliaz volcanics with pyrite disseminations and vein quartz appear to be favourable for syngenetic rare minerals . Detrital flakes of gold is reported from the concentrated stream sediments . Presence of ...
... minerals of platinoid group . Befliaz volcanics with pyrite disseminations and vein quartz appear to be favourable for syngenetic rare minerals . Detrital flakes of gold is reported from the concentrated stream sediments . Presence of ...
Page 260
... mineral phases in geological samples . Geological samples are generally complex in nature as multe mineral phases are present in various amounts . A systematic and careful X - ray diffraction study reveals the various minerals present ...
... mineral phases in geological samples . Geological samples are generally complex in nature as multe mineral phases are present in various amounts . A systematic and careful X - ray diffraction study reveals the various minerals present ...
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 kmē 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