Records of the Geological Survey of India, Volume 133, Parts 6-7Government of India, 1998 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 18
... nature of zones at depth . Assay results are awaited . Marupar Block 5 : In this block , eight mineralised zones are delineated in metafelsic tuff in the form of sub parallel chain of old workings in metafelsic tuff over cumulative ...
... nature of zones at depth . Assay results are awaited . Marupar Block 5 : In this block , eight mineralised zones are delineated in metafelsic tuff in the form of sub parallel chain of old workings in metafelsic tuff over cumulative ...
Page
... nature with plagioclase and rare olivine phenocrysts . The lava tube near Pathardi trends NW - SE , is about 15 m wide and is exposed for less than 1 km in length . Good exposures are scanty and the core portion is fine to medium ...
... nature with plagioclase and rare olivine phenocrysts . The lava tube near Pathardi trends NW - SE , is about 15 m wide and is exposed for less than 1 km in length . Good exposures are scanty and the core portion is fine to medium ...
Page 29
... nature , and ( b ) greenschist facies of metamorphism , localised brittle - ductile shear zone and inner propylitic nature of alteration indicate that the temperature of mineralisation was around 300 ° C and was emplaced at a moderate ...
... nature , and ( b ) greenschist facies of metamorphism , localised brittle - ductile shear zone and inner propylitic nature of alteration indicate that the temperature of mineralisation was around 300 ° C and was emplaced at a moderate ...
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amphibolite anomaly associated bands basalt base metal basin belt Bhilwara biotite block boreholes carried clinopyroxene comprises CONSTRUCTION STAGE GEOTECHNICAL core covered database Deccan Trap depth dips drilling dykes exploration exposed fault field season flows folds foliation Formation foundation geochemical Geoenvironmental geological mapping geophysical GEOTECHNICAL INVESTIGATION gneiss gneissic gold grade grained granite granulite gravity grey Gujarat indicate intersected intrusive Jaisalmer joints Khandwa kimberlite km² area lava tube limestone lineament located MADHYA PRADESH magnetic Maharashtra metamorphism mineralised zones minerals nala NE-SW NW-SE occur Pandhana pegmatite phase of deformation phenocrysts phyllite plagioclase porphyritic Proterozoic quartz quartz veins quartzite Rajasthan Rajsamand district regional river samples sandstone Sausar scale schist sediments sequence shear zones Sidhi district soil stage geotechnical investigation strike length structure studies sulphide Supergroup survey tectonic thematic maps thick toposheet traversed trench trending tuff ultramafic upto vertical volcanic width