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Showing: 1 to 10 of 543 matches for "Fissure Vein Alteration"  Page   1   2   3   4   5   6   7   8   9  next TITLE Geology - Uranium Deposits at Kane Creek, Utah  SUMMARY ... This fissure vein formation and its associated host rock bleaching, weak argillic alteration, and base-metal sulfide mineralization along with the development ... AUTHOR Davidson, D. M., Jr. ; Kerr, P. F. PUBLISHED 1967 TITLE The Geology and Ore-Deposits of the Walhalla-Wood's Point Auriferous Belt  SUMMARY ... Changes (c.) Summary of Effeots of Alteration by the ... Origin' 2.-0rigin of the Vein Conduits in ... Jointing, and Faulting B.-Replacement ' C.-Fissure-Filled Veins 3 ... PUBLISHED 1920 TITLE Geology and Exploration at Puhipuhi, Northland, New Zealand  SUMMARY ... been mined for mercury and displays good potential for buried fissure vein style gold ... well preserved and assumed to be relatively young, as alteration in the ... AUTHOR G J Corbett ; T M Leach PUBLISHED 1997 TITLE Fissure Vein Structures and Brecciation in the Upper Levels of the Broken Hills Epithermal Au/Ag Deposit, Hauraki Goldfield, New Zealand  SUMMARY 380 Fissure vein structures and brecciation in the ... Disseminated gold-silver mineralisation is associated with vein quartz and silicic alteration of the ... AUTHOR J L Mauk PUBLISHED 2005 TITLE Petrographic Notes on Mineralised Hydraulic Breccias from the Hauraki and Taupo Epithermal Metallogenic Provinces  SUMMARY ... ed varieties ( high-pressure deep-fluid recharge ). There is usually no alteration envelope. ... associated deposition of high-grade fissure-vein ( VI ). ... PUBLISHED 1987 TITLE Butte Paper - The Use of the Microscope in Mining Engineering (with Discussion)  SUMMARY ... will apply more particularly to the fissure-vein type of ... then, that the extent of alteration depends largely upon the character of the vein material as ... AUTHOR Apgar, F. W. PUBLISHED 1914 TITLE Colorado Paper - Discussion of Mr. Rickard's paper on Vein-Walls (see p. 193)  SUMMARY ... the formation, in some degree, with that of well-known fissure- vein sections. ... r alteration of the andesite or enclosing rock, and such lines were undoubtedly ... PUBLISHED 1897 TITLE Chanarcillo: An Epithermal Vein-Type and Disseminated Silver Deposit in Chile  SUMMARY ... nearby where it contains significant hydrothermal mineralization and alteration. ... The possible northern continuation of the Chanarcillo fissure vein system has ... AUTHOR Warnaars, F.W. PUBLISHED 1987 TITLE Geology Of The Gold Quartz Veins Of Cornucopia  SUMMARY ... has been a product of the alteration reactions. ... many interpretations, but perhaps the most common is that of a filled fracture or true fissure vein.27 There ... AUTHOR Goodspeed, G. E. PUBLISHED 1939 TITLE Papers - Geology of the Gold Quartz Veins of Cornucopia (T.P. 1035)  SUMMARY ... has been a product ol' the alteration reactiorls ... many interpretations, but perhaps the most common is that of a filled fracture or true fissure vein." There are ... AUTHOR Goodspeed, G. E. PUBLISHED 1941 Showing: 1 to 10 of 543 matches for "Fissure Vein Alteration"  Page   1   2   3   4   5   6   7   8   9  next Search Again