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 20
... mafic enclaves in the Kuppam arm ( Plate - 1 ) . The PPK block comprises felsic and mafic units be- longing to the Kolar Group . The felsic unit is dominant in the northern part of PPK block and is flanked by Bisanattam granitoid on the ...
... mafic enclaves in the Kuppam arm ( Plate - 1 ) . The PPK block comprises felsic and mafic units be- longing to the Kolar Group . The felsic unit is dominant in the northern part of PPK block and is flanked by Bisanattam granitoid on the ...
Page 118
... mafic rocks of Mettupalayam and mafic- ultramafic rocks of Sathyamanaglam representing ophiolite in the suture zone , ( 2 ) ultramafic rocks ( dunite ) of Chalk Hills , utramafic - mafic rocks of Mamandur - intrusions in cratonic area ...
... mafic rocks of Mettupalayam and mafic- ultramafic rocks of Sathyamanaglam representing ophiolite in the suture zone , ( 2 ) ultramafic rocks ( dunite ) of Chalk Hills , utramafic - mafic rocks of Mamandur - intrusions in cratonic area ...
Page 228
... mafic schist . Chargeability contours broughts out a fold structure between traverses S8300 and S 9000 ( stations W 1800 - W2000 ) involving both felsic and mafic schists . The eastern limb of the fold , perhaps , corresponds to the ...
... mafic schist . Chargeability contours broughts out a fold structure between traverses S8300 and S 9000 ( stations W 1800 - W2000 ) involving both felsic and mafic schists . The eastern limb of the fold , perhaps , corresponds to the ...
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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