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 6
... mainly the bimodal volcanic suite belonging to the Kotri Supergroup . The volcanic activity in this part of the ... mainly a Precambrian gneiss - supercrustal belt intruded by later phase granite and forms the western exten- sion of the ...
... mainly the bimodal volcanic suite belonging to the Kotri Supergroup . The volcanic activity in this part of the ... mainly a Precambrian gneiss - supercrustal belt intruded by later phase granite and forms the western exten- sion of the ...
Page 44
... Mainly concordant Zoned pegmatite With silica Mainly concordant Lump , discrete and chunks Nodules and lump Low The main Li - bearing minerals in order of abundance , identified from X - ray diffraction studies are , ferrisicklerite ...
... Mainly concordant Zoned pegmatite With silica Mainly concordant Lump , discrete and chunks Nodules and lump Low The main Li - bearing minerals in order of abundance , identified from X - ray diffraction studies are , ferrisicklerite ...
Page 4
... mainly restricted to the western part and the Newer Alluvium is confined along the Yamuna in the east . The upper part of the Older Alluvium , mainly comprising fine sand , overlies clay with varying percentage of kankar ( Table ) . The ...
... mainly restricted to the western part and the Newer Alluvium is confined along the Yamuna in the east . The upper part of the Older Alluvium , mainly comprising fine sand , overlies clay with varying percentage of kankar ( Table ) . The ...
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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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 kmĀ² 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