Records of the Geological Survey of India, Volume 106Geological Survey of India, 1971 - 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 143
... values ( i . e . cross section , triangle and polygon methods etc ) which take into account the distribution of ... values which are variables . The variability or dispersion of the values from their mean which is an important character ...
... values ( i . e . cross section , triangle and polygon methods etc ) which take into account the distribution of ... values which are variables . The variability or dispersion of the values from their mean which is an important character ...
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 182
... values of copper , lead and zinc in different rock types Subsurface lowest 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 lowest 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
106 | 1 |
Geology of the area around the Panchet dam reservoir district | 13 |
Lower Vindhyan Formations of Rajasthan by Balmiki Prasad | 31 |
Copyright | |
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Common terms and phrases
amphibolite average grade axial plane B₁-folds bands basic basin beds Bhagwanpura Bhutan Binota Shale biotite boreholes calcareous calcite carbonaceous chert chert member chlorite clay coarse grained conglomerate copper Deccan Traps deposit distribution district dolomite dolomitisation drill holes east facies fault felspar folds formation fossil Gangotri glacier Geol Geological Survey gneiss Gondwanas granite grey Himalaya hornblende indicate interbedded Intertrappean isopach Jangpangi Khairmalia Khardeola Kundarkocha lateral moraine limestone lithological Lower Vindhyan Maldeota Maleri-Kota metamorphism metres Milam glacier mineralisation minerals nala Nimbahera occur outcrops overlies Pagladiya pelitic phosphate rock phosphate unit Phuntsholing phyllite plagioclase Plate Pradesh present pyroxene quartz quartz veins quartzite ratio reservoir retreat river rock types S₁ Sala sample data Sand sandstone Sawa schist schistosity sedimentary sediments Series shale snout stratigraphic structures Survey of India syncline tectonic thickness Thimpu thin Trap Flow upto valley values zone