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 228
... traced over felsic unit . Anomaly zone -II is initially traced over felsic unit in the northern part of the area . Its continuation is traced over mafic schist ( Zone - Ila ) for a length of about 1,200 m and further south it is traced ...
... traced over felsic unit . Anomaly zone -II is initially traced over felsic unit in the northern part of the area . Its continuation is traced over mafic schist ( Zone - Ila ) for a length of about 1,200 m and further south it is traced ...
Page 229
... traced ( Plate - 1 ) . Zone - 1 is traced for a strike length of 300 m in a lenticular fashion over brecciated andesite . Zone - II with two closures of 200 m length each is obtained over the contact of massive / fractured andesite and ...
... traced ( Plate - 1 ) . Zone - 1 is traced for a strike length of 300 m in a lenticular fashion over brecciated andesite . Zone - II with two closures of 200 m length each is obtained over the contact of massive / fractured andesite and ...
Page 233
... traced in the northwesten part of the area . The magnetic surveys have brought out the disposition of BIF indicating bipolar anomaly in the SES G.Jawahar , R.S.Acharya and S.Srinivas southern part , characterised by high chargeabilities ...
... traced in the northwesten part of the area . The magnetic surveys have brought out the disposition of BIF indicating bipolar anomaly in the SES G.Jawahar , R.S.Acharya and S.Srinivas southern part , characterised by high chargeabilities ...
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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