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 13
... boreholes were drilled for first level intersection of mineralised zones ( upto 60 m vertical depth ) . Analytical data in respect of first five boreholes viz PK - 1 to PK - 5 indicate low tenor of gold ( less than 1 g / t over 1 m or ...
... boreholes were drilled for first level intersection of mineralised zones ( upto 60 m vertical depth ) . Analytical data in respect of first five boreholes viz PK - 1 to PK - 5 indicate low tenor of gold ( less than 1 g / t over 1 m or ...
Page 117
... boreholes . SD - 1 ( first level ) and SD - 5A ( second level ) , were completed in zone ' A ' ( borehole SD - 5 was abandoned due to technical problem ) , one borehole SD - 2 was completed in zone ' B ' and one borehole SD - 4 ( borehole ...
... boreholes . SD - 1 ( first level ) and SD - 5A ( second level ) , were completed in zone ' A ' ( borehole SD - 5 was abandoned due to technical problem ) , one borehole SD - 2 was completed in zone ' B ' and one borehole SD - 4 ( borehole ...
Page 46
... boreholes varying in depth from 6.5 to 20.20 m have been drilled in dam portion to study the bedrock and permeability conditions . Three boreholes drilled at RD 90 m , 155 m and 240 m in saddle part intersected the bedrock ( granite ) ...
... boreholes varying in depth from 6.5 to 20.20 m have been drilled in dam portion to study the bedrock and permeability conditions . Three boreholes drilled at RD 90 m , 155 m and 240 m in saddle part intersected the bedrock ( granite ) ...
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Common terms and phrases
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 kmĀ² 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