Records of the Geological Survey of India, Volume 122, Part 1The Survey, 1996 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 178
... values < 1000 ppm whereas the rest shows values between 10 to 800 ppm . Only two samples have Ni values more than < 1000 ppm whereas the rest shows values between 10 to 350 ppm . Co values range from 10 to 75 ppm and Cu values for two ...
... values < 1000 ppm whereas the rest shows values between 10 to 800 ppm . Only two samples have Ni values more than < 1000 ppm whereas the rest shows values between 10 to 350 ppm . Co values range from 10 to 75 ppm and Cu values for two ...
Page 200
... values ranging from 100 ppm to 400 ppm and pb values ranging from 20 ppm to 2500 ppm and Zn values ranging from 70 ppm to 3180 ppm . In the Chirugora area , specks and clusters of galena seen in gossanised vein quartz sample , yielded ...
... values ranging from 100 ppm to 400 ppm and pb values ranging from 20 ppm to 2500 ppm and Zn values ranging from 70 ppm to 3180 ppm . In the Chirugora area , specks and clusters of galena seen in gossanised vein quartz sample , yielded ...
Page 392
... values range from 10 % to 45 % W. Only low values of Tin , Molybdenum , Berellium and Niobium have been found in them , however , the wol- framite ore analysed between 150 to 500 ppm Nb . ite body occuring near Sitapalli has been ...
... values range from 10 % to 45 % W. Only low values of Tin , Molybdenum , Berellium and Niobium have been found in them , however , the wol- framite ore analysed between 150 to 500 ppm Nb . ite body occuring near Sitapalli has been ...
Contents
INTRODUCTION | 1 |
AIRBORNE MINERAL SURVEY AND EXPLORATION WING 4571 | 45 |
COAL WING 7296 | 72 |
Copyright | |
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alignment Alluvium amphibolite analysis Andhra Pradesh anomaly Archaean assess ASSTT bands basalt basemetal basin bed rock Bihar biotite block boreholes carried charnockite chemical clay coal seams Coalfield Code comprises core covered Deccan Deccan Trap delineated deposits depth DIRECTOR GEOLOGIST district drilling dykes ECONOMIC GEOLOGY DIVISION evaluation exploration exposed field season Formation geochemical GEOLOGIST GEOLOGIST JR geophysical geotechnical investigation gneiss Gondwana granite granite gneiss grey Group Headquarters holes India indicated Karnataka km long Kumar laboratory limestone located logging magnetic migmatites mineral mineralisation occur Orissa pegmatite phyllite power house programme quartz quartz veins quartzite Quaternary Rajasthan REGIONAL GEOLOGY DIVISION reservoir river sand sandstone scale schist schist belt sediments shale shear zone SHRI S.K. Singh soil spillway sq km stage geotechnical investigation strike length studies suggested sulphide surface surveys systematic geological mapping thick tion toposheet trench trending tunnel upto volcanics