Records of the Geological Survey of India, Volume 126, Parts 3-5Government of India, 1991 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 126
... samples show poor gold values , either less than or around 50 ppb . Gold values upto 150 ppb . ( in one sample ) and 250 ppb ( in one sample ) have been found out from quartz veins near Harada ( 86 ° 35 ' : 22 ° 47′30 " ; 73 J / 9 ) and ...
... samples show poor gold values , either less than or around 50 ppb . Gold values upto 150 ppb . ( in one sample ) and 250 ppb ( in one sample ) have been found out from quartz veins near Harada ( 86 ° 35 ' : 22 ° 47′30 " ; 73 J / 9 ) and ...
Page 27
... samples have been collected . Two bedrock samples of quartz - syenite vein and sillimanite rock have yielded 70 ppm and 40 ppm Mo respectively . All other samples analysed less than 10 ppm Mo. Even the soil samples collected over the ...
... samples have been collected . Two bedrock samples of quartz - syenite vein and sillimanite rock have yielded 70 ppm and 40 ppm Mo respectively . All other samples analysed less than 10 ppm Mo. Even the soil samples collected over the ...
Page 59
... samples were collected from selected localities , specially around the Pennar River . Thus , the samples collected include a total of 1094 B - horizon residual soil samples , 111 stream / tank sediment samples and 5 rock samples showing ...
... samples were collected from selected localities , specially around the Pennar River . Thus , the samples collected include a total of 1094 B - horizon residual soil samples , 111 stream / tank sediment samples and 5 rock samples showing ...
Contents
Quaternary geological and geomorphological mapping of the SonGanga | 2 |
An Overview | 10 |
Integrated geological and structural mapping and geochemical survey | 17 |
Copyright | |
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alignment amphibolite ANDHRA PRADESH anomaly zones apatite bands basemetal basin BIHAR biotite block boreholes carried chalcopyrite charnockite chlorite chlorite schist chromite Code construction depth DISTRICT dolerite drilling dykes east eastern Engineering Geology exposed field season flood folds foliation Formation foundation gabbro geochemical GEOLOGICAL MAP geophysical GEOTECHNICAL INVESTIGATION gneiss gneissic gold granite granite gneiss granitoids granulite grey Group grouting hill hornblende INDEX indicated intersected intrusives Irrigation Project joints KARNATAKA kimberlite laterite limestone lithounits located magnetite metabasalt migmatite mineral mineralised zone occur Orissa pegmatite phyllite pink power house proposed pyrite pyroxenite quartz quartz veins quartzite Quaternary reservoir river rock types samples sandstone scale schist schist belt schistose shale shear zone Singhbhum slope soil Sp Sp Sp spillway sq km STAGE GEOTECHNICAL INVESTIGATION strike length structure studies suggested sulphide surface surveys syenite thick toposheet traverse trench trending tunnel ultramafic upto valley volcanics width Δ Δ Δ