Porphyry ore deposits
WebPorphyry-Type Ore Deposits Werner E. Halter,* Thomas Pettke, Christoph A. Heinrich Microanalysis of major and trace elements in sulÞde and silicate melt inclusions by laser-ablation inductively coupled plasma mass spectrometry indicates a direct link between a magmatic sulÞde liquid and the composition of porphyry-type ore deposits. WebJan 1, 2005 · Porphyry deposits arguably represent the most economically important class of nonferrous metallic mineral resources. These magmatic-hydrothermal deposits are …
Porphyry ore deposits
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WebMar 22, 2015 · Porphyry Copper Deposit Geology PPT. Here let’s understand the geology of porphyries and iron oxide copper gold deposits or IOCG as they are known. These are somewhat the giants of the ore deposits … WebPorphyry; Cu-Au-Mo minor skarn, Cu-Au with a HS Au-Cu lithocap and Cu-Au systems. Mesothemal-Epithermal; episodic intra-arc Low-Intermediate-High sulphidation system, structurally controlled quartz-carbonate-Au-Ag mesothermal deposit with a supergene enrichment, epithermal Au-Cu lodes and epithermal Au. VHMS: polymetallic Zn-Pb-Cu-Ag …
WebApr 10, 2024 · TORONTO, April 10, 2024 (GLOBE NEWSWIRE) - Dundee Precious Metals Inc. (TSX: DPM) (“DPM” or “the Company”) today reported new assay results from its ongoing drilling program at the Čoka Rakita prospect in eastern Serbia, which extends the deposit to the east and also confirms and extends the high-grade zone. The Company also provided … WebPorphyry Cu and porphyry Mo deposits are large to giant deposits ranging up to >20 and 1.6 Gt of ore, respectively, that supply about 60 and 95% of the world’s copper and …
Webporphyry copper deposit, large body of rock, typically a porphyry of granitic to dioritic composition, that has been fractured on a fine scale and through which chalcopyrite and other copper minerals are disseminated. Porphyry … WebDr. Chavez teaches ore deposit mapping and prospect evaluation. His specialty is the study of porphyry copper deposits and, in particular, supergene processes that concentrate ore. Dr. Andrew Campbell, Department of Earth and Environmental Science Dr. Campbell teaches mineralogy and geochemistry courses.
WebNov 1, 2013 · Porphyry ore deposits supply much of the copper, molybdenum, gold and silver used by humans. A review of the main processes that trigger porphyry ore …
WebIn all cases, deposits are thought to have formed at shallow crustal levels (<1.5 km for epithermal and <6 km for porphyry deposits: Seedorff et al., 2005; Simmons ... (Simmons et al., 2005). In skarn deposits, ore … five letter words containing atoWebApr 12, 2024 · The Re-Os data are consistent with the whole rock K-Ar isotopic age of the granodioritie porphyry in the periphery of the mine, showing that the skarn and metallogenic ore are of magmatic hydrothermal alteration-filling origin located nearby the spatial boundary between a kind of Himalayan period porphyry and the limestone of the Jurassic … can i redeem gog games on steamWeb2 days ago · Source: NI 43-101 Technical Report, Zuun Mod Porphyry Molybdenum-Copper Project, Minarco-MineConsult, June 2011 Beyond the Zuun Mod Deposit, the broader license hosts several high-potential copper ... five letter words containing atlyWebJan 11, 2024 · Several large-scale porphyry copper deposits (PCDs) with high economic value have been excavated in the Duolong ore district, Tibet, China. However, the high … can i redesign a sports team logoWebThe seven gold-silver deposits within the district show common features such as multiple complex veins, an abundance (up to 30% in ore) of base-metal sulphides, a wide range of Ag/Au ratios and the common occurrence of carbonate. Quartz-vein textures indicate open-space-filling at shallow crustal levels. can i redeem my costco rewards onlineWebMay 4, 2024 · Porphyry copper deposits play an important role in the global economy. These deposits provide over 60% of the world's copper and include other important metals such … can i redeem origin keys on steamWebJan 31, 2007 · Porphyry deposits are the world's most important source of Cu and Mo, and are major sources of Au, Ag, and Sn; significant byproduct metals include Re, W, In, Pt, Pd, … can i redial with my samsung earbuds