Porphyry copper deposits ppt
WebTops of porphyry copper deposits Guinaoang porphyry copper-gold system, Philippines Discovered 1983, RGC Exploration gt500 Mt _at_ 0.4 Cu, 0.4 g/t Au Deposit concealed beneath advanced argillic lithocap containing high-sulphidation mineralization 12 Tops of low- and intermediate-sulphidation epithermal deposits WebPascua-Lama HS deposit, Chile-Argentina Discovered 1989, Lac Minerals, then Barrick Gold Barren steam-heated alteration above 16 Moz gold and gt600 Moz silver 11 Tops of …
Porphyry copper deposits ppt
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WebMar 22, 2015 · Porphyry copper deposits 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 world. As … WebNov 5, 2016 · Copper is a moderately incompatible chalcophile element. Its behavior is strongly controlled by sulfides. The speciation of sulfur is controlled by oxygen fugacity. …
WebNov 6, 2011 · Soon led to discovery of nearby Lobo porphyry gold deposit by same j.v. Combined: 5.5 Moz Au Wafi, Papua new Guinea Discovered 1990, CRA Exploration Hypogene copper enrichment due to high-sulphidation copper sulphides at base of lithocap overprinting porphyry copper-gold deposit. District-scale porphyry copper alignments and … Porphyry copper deposits are copper ore bodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers below the deposit itself. Predating or associated with those fluids are vertical dikes of porphyritic intrusive rocks from which this deposit type derives its name. In later stages, circulating meteoric fluids may interact with the magm…
WebApr 14, 2024 · 1. Reference: • Gustafson and Hunt (1975). The Porphyry Copper Deposit at El Salvador, Chile. • Sillitoe, R. (2000). Gold-Rich Porphyry Descriptive and Genetic Models and their role in Exploration and Discovery. • Sillitoe, R. (2010). Porphyry Copper Systems. • Mark Reed (2013). WebView Porphyry Copper Deposits PPTs online, safely and virus-free! Many are downloadable. Learn new and interesting things. Get ideas for your own presentations. Share yours for free!
WebOnline Spatial Data; Porphyry copper deposits of the world. Information on porphyry copper deposits from around the world with grade and tonnage models, a general classification based on geologic setting, mineralogy, with data allowing locations of these deposits to be plotted using GIS.
WebPorphyry copper-molybdenum deposits are one example Scarns acidic fluids from a granitic pluton invade and react with limestones The limestone is dissolved and replaced by: … photographic process of heliographyWebJul 31, 2024 · Porphyry copper deposits Epithermal deposits originate in or nearby porphyritic intrusives which were saturated by water as they intruded in shallow areas of … photographic printing procedurehttp://earthsci.org/mineral/mindep/phor_dep/por_dep.html photographic prints on canvasWebThe major products from porphyry copper deposits are copper and molybdenum or copper and gold. The term porphyry copper now includes engineering as well as geological considerations; It refers to large, … how donating plasma affects the bodyWebApr 1, 1998 · Models which reconcile isotopic variation, systematic REE behavior, protracted local but largely noncomagmatic magmatism and the increasing development of porphyry mineralization include: (1) progressive metasomatism of the crustal component, (2) increasing assimilation of amphibolitic crust by mantle basalts, and (3) migration of … how doni.chexk battery level on iphonehow domestic violence affects the communityWebPorphyry deposits are large (from 100 million to several billion metric tons [t]), low-grade (0.2–1.5 wt% copper, < 0.01–0.3 wt% molybdenum, and < 0.01–1 g/t gold; Fig. 3), disseminated and breccia deposits commonly hosted both in granitoid intrusions and the overlying country rocks, and directly associated with granitoid porphyry dikes or plugs. how donate stuff can hlep the community