Records of the Geological Survey of India, Volume 129, Parts 6-7Government of India, 1994 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 16
... strike length of more than 1000 m within felsic tuffs with the central 300 m showing a bulge where the grade of gold is maximum . The shear zone is 30 to 65 m wide . The effects of hydrothermal alteration as recorded include ...
... strike length of more than 1000 m within felsic tuffs with the central 300 m showing a bulge where the grade of gold is maximum . The shear zone is 30 to 65 m wide . The effects of hydrothermal alteration as recorded include ...
Page 79
... strike i.e. NNW - SSE and also some cross faults striking ENE - WSW . A major fault zone with essentially silicified patches represented by sheared quartz reefs and melange type intermixed calcareous rocks , chlorite phyllites , BHQ and ...
... strike i.e. NNW - SSE and also some cross faults striking ENE - WSW . A major fault zone with essentially silicified patches represented by sheared quartz reefs and melange type intermixed calcareous rocks , chlorite phyllites , BHQ and ...
Page 97
... strike length , has revealed Cu ( 1000 ppm ) and Zn ( 2,500 ppm ) anomalies for a strike length of 800m with an average width of 60m and 1.2 km with an average width of 200m respectively . To test these anomalies , the first borehole BP ...
... strike length , has revealed Cu ( 1000 ppm ) and Zn ( 2,500 ppm ) anomalies for a strike length of 800m with an average width of 60m and 1.2 km with an average width of 200m respectively . To test these anomalies , the first borehole BP ...
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Common terms and phrases
alluvial amphibolite Aravalli bands Banswara district basalt base metal basin bedrock belt Betul Bhilwara biotite block boreholes calc-silicate carried Chittaurgarh district comprises conglomerate covered Deccan Trap deformation deposits depth district dolomite dykes exploration exposed fault field season flows folds foliation Formation foundation gabbro garnet geochemical Geological map geophysical surveys GEOTECHNICAL INVESTIGATION gneiss gold mineralisation gossan grade grained granite gravity grey Group Gujarat indicated intrusive Irrigation Project joints km² limestone lineaments located MADHYA PRADESH magnetic Maharashtra manganese marble metamorphism mica schist migmatite mineral occur phyllite pink plagioclase Proterozoic quartz quartz veins quartzite Quaternary Rajasthan regional river Sakoli sandstone scale schist sequence shale shear zones soil STAGE GEOTECHNICAL INVESTIGATION strike length structure studies sulphide Supergroup tectonic thematic mapping thick toposheet traverses trending tuffs tunnel Unconformity upto Vindhyan volcanics एवं के में