Records of the Geological Survey of India, Volume 106Geological Survey of India, 1975 - 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 146
... values . Consequently , in estimating the tonnage and grade of each lode , four alternative zones were considered . In the first alternative , samples analysing 0. 5 ... values cluster round the mean value and are distributed evenly 146.
... values . Consequently , in estimating the tonnage and grade of each lode , four alternative zones were considered . In the first alternative , samples analysing 0. 5 ... values cluster round the mean value and are distributed evenly 146.
Page 147
Geological Survey of India. values cluster round the mean value and are distributed evenly on either side of it , the resulting curve is a bell shaped symmetrical distribution curve known as ' Normal Distribution or Gaussian Distribution ...
Geological Survey of India. values cluster round the mean value and are distributed evenly on either side of it , the resulting curve is a bell shaped symmetrical distribution curve known as ' Normal Distribution or Gaussian Distribution ...
Page 182
... values of copper , lead and zinc in different rock types Subsurface lowes ! value Subsurface highest value Rock types Cu Pb Zn Cu Pb Zn ppm ppm ppm ppm ppm ppm Biotite - granite gneiss ( migmatitic ) 250 250 250 2000 < 3000 3000 ...
... values of copper , lead and zinc in different rock types Subsurface lowes ! value Subsurface highest value Rock types Cu Pb Zn Cu Pb Zn ppm ppm ppm ppm ppm ppm Biotite - granite gneiss ( migmatitic ) 250 250 250 2000 < 3000 3000 ...
Contents
RECORDS | 1 |
Geology of the area around the Panchet dam reservoir district | 9 |
Lower Vindhyan Formations of Rajasthan by Balmiki Prasad | 31 |
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amphibolite average grade axial plane B-folds bands basin beds Bhagwanpura Bhutan biotite boreholes calcareous calcite carbonaceous chert chert member chlorite clay coarse grained conglomerate copper Deccan Traps deposit distribution district dolerite dolomite dolomitisation drill holes dykes east facies fault felspar folds foliation formation Gangotri glacier Geol Geological Survey gneiss Gondwanas granite granulites grey Himalaya hornblende indicate interbedded Intertrappean isopach Jangpangi Jour Khairmalia Khardeola Kundarkocha lateral moraine limestone lithological Lower Vindhyan Maldeota Maleri-Kota metamorphism metres Milam glacier mineralisation minerals nala Nimbahera occur outcrops overlies Pagladiya Panchet pelitic phosphate rock phosphate unit Phuntsholing phyllite plagioclase Plate Pradesh present pyroxene quartz quartz veins quartzite ratio reservoir river rock types sample data Sand sandstone Sawa schist schistosity sedimentary sediments Series shale snout stratigraphic structures Surv Survey of India syncline tectonic thickness Thimpu thin Trap Flow upto valley values zone