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. |
From inside the book
Results 1-3 of 10
Page 145
... drill hole interpretation has been verified by actual mine development at one or two levels over a considerable part ... holes for each level of intersection , number of holes drilled and the average area of influence of each drill hole ...
... drill hole interpretation has been verified by actual mine development at one or two levels over a considerable part ... holes for each level of intersection , number of holes drilled and the average area of influence of each drill hole ...
Page 150
... drill hole intersections ; and ( 2 ) statistical analysis which does not consider any area of influence . The lode ... holes . In this way 77 sub - blocks have been constructed ( Pl 20 ) to estimate the total tonnage of Lode No 6 upto a ...
... drill hole intersections ; and ( 2 ) statistical analysis which does not consider any area of influence . The lode ... holes . In this way 77 sub - blocks have been constructed ( Pl 20 ) to estimate the total tonnage of Lode No 6 upto a ...
Page 156
... drill hole is an underestimate of the true mean grade of the deposit by 6.4 % . In the case of the sample data under ... holes , or in other words , with the reduction in the spacing of the drill holes ' ( Scott , 1958 ) . At the 55 m ...
... drill hole is an underestimate of the true mean grade of the deposit by 6.4 % . In the case of the sample data under ... holes , or in other words , with the reduction in the spacing of the drill holes ' ( Scott , 1958 ) . At the 55 m ...
Contents
Geology of the area around the Panchet dam reservoir district | 13 |
Lower Vindhyan Formations of Rajasthan by Balmiki Prasad | 31 |
Stratigraphic analysis of the Chert Member Lower Tal Forma | 54 |
Copyright | |
8 other sections not shown
Other editions - View all
Common terms and phrases
amphibolite average grade axial plane B₁-folds bands 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 flow-unit 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 lineation lithological lode Lower Vindhyan Maldeota Maleri-Kota metamorphism metres Milam glacier mineralisation minerals Mussoorie nala Nimbahera occur outcrops overlies Pagladiya pelitic phosphate rock phosphate unit Phuntsholing phyllite plagioclase Plate plunge Pradesh present pyroxene quartz veins quartzite ratio reservoir river rock types S₁ sample data Sand sandstone Sawa schist schistosity sedimentary sediments Series shales snout stratigraphic structures Survey of India syncline tectonic thickness Thimpu thin Trap Flow upto valley values zone