Records of the Geological Survey of India, Volume 129, Part 5Government of India, 1994 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 57
... strike length of 13.5 km and occur as five discontinuous bodies . They strike WNW - ESE upto south of Chinchergi , from where the strike swings to ENE - WSW with northerly dips of 60 ° -85 ° . Near Hosur ( east ) , sul- phide ...
... strike length of 13.5 km and occur as five discontinuous bodies . They strike WNW - ESE upto south of Chinchergi , from where the strike swings to ENE - WSW with northerly dips of 60 ° -85 ° . Near Hosur ( east ) , sul- phide ...
Page 65
... strike length from 70 to 200 m and varying in width from 0.6 to 3.8m have been identified by close trenching and sampling . The analytical results of most of the samples gave gold values ranging from 1 to 4 g / t , maximum being 19.10 g ...
... strike length from 70 to 200 m and varying in width from 0.6 to 3.8m have been identified by close trenching and sampling . The analytical results of most of the samples gave gold values ranging from 1 to 4 g / t , maximum being 19.10 g ...
Page 119
... strike mapping of mafic - ultramafic rocks and systematic sampling of different rock types for PGE analyses . Strike mapping of 80 1 km was carried out in the Torappadi - Ponakkadu area . The rock types exposed include pyroxenite ...
... strike mapping of mafic - ultramafic rocks and systematic sampling of different rock types for PGE analyses . Strike mapping of 80 1 km was carried out in the Torappadi - Ponakkadu area . The rock types exposed include pyroxenite ...
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Common terms and phrases
acid volcanics amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH anomaly zones anorthosite assessment auriferous banded iron formation beach ridges bedrock beds BIF bands biotite biotite gneiss block boreholes carried charnockite chert Chitradurga clay delineated deposits depth Dharwar dips dolerite drilling dykes east eastern emplaced ENE-WSW excavated exposed field season folds foliation foundation gabbro geochemical GEOLOGICAL MAP geophysical geotechnical investigations gneiss Gneissic gold mineralisation granite gneiss granulite gravity grey grout hornblende INDEX indicated intrusives joints KARNATAKA KERALA kimberlite laterite lignite limestone lineament located mafic magnetic metabasalt migmatites mineral mineralised zones NE-SW NNW-SSE NW-SE occur overburden pegmatite Plate power house PROJECT pyrite quartz quartz veins quartzite regional reservoir river rock types samples scale schist belt schistose sediments shear zone slope soil southern spillway sq km strike length structural studies sulphides surveys TAMIL NADU thickness traversed trenching trending tunnel ultramafic upto vertical weathered width