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 146
... Copper deposit is wide and there is considerable variation in grade along the width . The workable widths of the lodes are deter- mined by the cut - off value . Therefore , the ore zone in each drill hole was divided into a number of ...
... Copper deposit is wide and there is considerable variation in grade along the width . The workable widths of the lodes are deter- mined by the cut - off value . Therefore , the ore zone in each drill hole was divided into a number of ...
Page 150
... copper and above , and 1.0 % copper and above have been considered for computation of reserves and grade and for other statistical interpretations to keep the size of the paper within limit . Sub - block method Computation of ore ...
... copper and above , and 1.0 % copper and above have been considered for computation of reserves and grade and for other statistical interpretations to keep the size of the paper within limit . Sub - block method Computation of ore ...
Page 187
... copper and zinc in some of the samples rise upto 3000 ppm , 4000 ppm and 4000 ppm respectively . The lowest subsurface values of lead , copper and zinc is comparatively higher in tremolite - actinolite schist . The biotite - granite ...
... copper and zinc in some of the samples rise upto 3000 ppm , 4000 ppm and 4000 ppm respectively . The lowest subsurface values of lead , copper and zinc is comparatively higher in tremolite - actinolite schist . The biotite - granite ...
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 | |
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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