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 22
... quartz- sericite + chlorite ± biotite ± garnet bearing schist , tuffs and quartz - chlorite ± garnet ± epidote rock . All these rock units are traversed by quartz veins containing garnet ± epidote . Superposed folding on minor scale ...
... quartz- sericite + chlorite ± biotite ± garnet bearing schist , tuffs and quartz - chlorite ± garnet ± epidote rock . All these rock units are traversed by quartz veins containing garnet ± epidote . Superposed folding on minor scale ...
Page 206
... quartz - sillimanite - kyanite - garnet- biotite - secondary micas . Textural studies indicate quartz and kyanite to be the earliest minerals to have developed with silli - manite replacing the kyanite later on . Mg - A1 metapelites ...
... quartz - sillimanite - kyanite - garnet- biotite - secondary micas . Textural studies indicate quartz and kyanite to be the earliest minerals to have developed with silli - manite replacing the kyanite later on . Mg - A1 metapelites ...
Page 28
... quartz Gossan / Mineralised Zone Metavolcanics -350 300 -250 130.00 100-30-100-90 = ( 0.60m ) 0.05 % Cu 4 % Zn 108-15-109-35 = ( 1 · 20m ) Cu - O - 10 % Zn - 0.05 % -350 300 250 Fig . 20. Geological cross - section of boreholes BNBH - 1 ...
... quartz Gossan / Mineralised Zone Metavolcanics -350 300 -250 130.00 100-30-100-90 = ( 0.60m ) 0.05 % Cu 4 % Zn 108-15-109-35 = ( 1 · 20m ) Cu - O - 10 % Zn - 0.05 % -350 300 250 Fig . 20. Geological cross - section of boreholes BNBH - 1 ...
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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