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 59
... range from 100 to 430 ppb . Qualitative study of the correlation of gold with five elemental data ( Cu , Pb , Zn , Ni and Co ) for the available analytical results of the soil samples show good correlation with copper and moderate corre ...
... range from 100 to 430 ppb . Qualitative study of the correlation of gold with five elemental data ( Cu , Pb , Zn , Ni and Co ) for the available analytical results of the soil samples show good correlation with copper and moderate corre ...
Page 63
... range of 0.1 to 0.37 ppm . These values are anomalous when compared to the gold abundance range of < 5 ppb to 85 ppb for the typical algoma type Precambrian iron ores ( magnetite - carbonate - chert - iron formations with or without ...
... range of 0.1 to 0.37 ppm . These values are anomalous when compared to the gold abundance range of < 5 ppb to 85 ppb for the typical algoma type Precambrian iron ores ( magnetite - carbonate - chert - iron formations with or without ...
Page 133
... range of 10-160 ppm , Pb in the range of < 10-490 ppm and Ag < 1 to 2 ppm . The analytical data in respect of eight trenches indicate Mo values in the range of < 2 to 5 ppm . The soil samples indicate that the miner- alisation is ...
... range of 10-160 ppm , Pb in the range of < 10-490 ppm and Ag < 1 to 2 ppm . The analytical data in respect of eight trenches indicate Mo values in the range of < 2 to 5 ppm . The soil samples indicate that the miner- alisation is ...
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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