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 78
... associated with quartz - pebble conglomerates metabasalt , quartz - chlorite schist associated with polymict conglomerate Honnali gneiss / Savalanga granite Savalanga granite / Honnali gneiss form the base- ment to the lithounits of ...
... associated with quartz - pebble conglomerates metabasalt , quartz - chlorite schist associated with polymict conglomerate Honnali gneiss / Savalanga granite Savalanga granite / Honnali gneiss form the base- ment to the lithounits of ...
Page 126
... associated with alkaline - carbonatite activity were reported during the course of second generation mapping . Against this background , these quartz veins were taken up for large scale mapping ( 1 : 2,000 ) scale , groove and soil ...
... associated with alkaline - carbonatite activity were reported during the course of second generation mapping . Against this background , these quartz veins were taken up for large scale mapping ( 1 : 2,000 ) scale , groove and soil ...
Page 224
... associated with resistivity high of 300 m to 750 m . Gravity surveys brought out a conspicuous low in the middle near Birasandra village . Two gravity high nosings are observed towards north and south of the above low . Chargeability ...
... associated with resistivity high of 300 m to 750 m . Gravity surveys brought out a conspicuous low in the middle near Birasandra village . Two gravity high nosings are observed towards north and south of the above low . Chargeability ...
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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