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. |
From inside the book
Results 1-3 of 46
Page 142
... deposits , the low grade ones are receiving more and more attention . To ensure a safe margin of profit in mining the low grade deposits , the estimates of ore reserve and more particularly grade of a deposit are required to be accurate ...
... deposits , the low grade ones are receiving more and more attention . To ensure a safe margin of profit in mining the low grade deposits , the estimates of ore reserve and more particularly grade of a deposit are required to be accurate ...
Page 143
... deposit , are considered fairly dependable . These methods , however , fail to provide information on certain important aspects of estimation of ore reserves and grades . There is no means to express whether the areas of influence of ...
... deposit , are considered fairly dependable . These methods , however , fail to provide information on certain important aspects of estimation of ore reserves and grades . There is no means to express whether the areas of influence of ...
Page 156
... deposit give little idea about the distribution of ore grades in a deposit which is highly significant in taking decisions regarding mineability of the deposit . The standard deviation is a measure of the degree of variation of the ...
... deposit give little idea about the distribution of ore grades in a deposit which is highly significant in taking decisions regarding mineability of the deposit . The standard deviation is a measure of the degree of variation of the ...
Contents
RECORDS | 1 |
Geology of the area around the Panchet dam reservoir district | 9 |
Lower Vindhyan Formations of Rajasthan by Balmiki Prasad | 31 |
9 other sections not shown
Other editions - View all
Common terms and phrases
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