Porphyry copper deposits ppt
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 … WebApr 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 …
Porphyry copper deposits ppt
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WebJan 10, 2024 · Bacteria_ppt.ppt roh009 • ... Prominent examples are several Chilean copper porphyry deposits that have important “exotic oxide” Schematic profile of a deeply weathered copper sulphide ore deposit, displaying the supergene “secondary” zonation resulting from redistribution of elements. 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: Silicate minerals, sulfides of iron, copper, zinc, lead and silver, oxides of iron, tin, and tungsten gold Geothermal systems magma is the source of heat but the water is just groundwater, and …
WebJul 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 … WebMar 2, 2013 · The Santa Cecilia Porphyry Copper-Gold deposit is . lo cated in Chile’s Third Region in the high Western . Cordillera at an elevation of 4400 m ASL, and lies . within the well-known Copper-Gold ...
WebPorphyry Cu deposits are generally associated. with I-type granitoids magma derived from upper. mantle melt. Multiple intrusive events are common in areas of. porphyry Cu minzn, … WebJan 18, 2024 · 1.1.8 Porphyry copper (Mo-Au-Sn-W) depositsPorphyry ore deposits are products of magmatic-hydrothermal activity at shallow crustal levels. Primarily copper, but also molybdenum, tin, tungsten and gold occur closely related to epizonal intrusions of porphyric magmatic rocks.Porphyries contain phenocrysts of hornblende, biotite, feldspar …
WebThe palladium telluride, merenskyite, has been described as the main PGE mineral in porphyry Cu–Au–Pd–Pt deposits, such as Skouries, Santo Tomas II, Biga, Elatsite, Madjadanpek, Mamut. It occurs mostly as inclusions in chalcopyrite and bornite, as euhedral crystals at the margins of chalcopyrite or enclosed by electrum and hessite in ...
Web第八章火山成因矿床.ppt,* （3）流纹岩-安山岩型—流纹岩-安山岩建造中的菱铁矿矿床，如加拿大海伦铁山菱铁矿矿床。 （4）基性、中性火山岩型—基性、中性火山岩建造中的赤铁矿-磁铁矿矿床，如新疆谢尔塔拉铁矿床。 第三十页，共六十七页。 does fubotv carry bally sportsWebDepartment of Earth and Planetary Sciences - McGill University f3 inmate\u0027sWeb2.2.1函数概念ppt课件高中数学必修1北师大版(1) Porphyry Copper Deposit Density; 分式的通分教学实录 Microsoft Word 文档; 泰胜风能：内部控制鉴证报告 2010-09-17; friends S1E2 学习笔记; 2010—2011学年度第二学期五年级英语期中试卷; 车墩幼儿园新教师培养三年规划 f3intf3 inheritance\u0027sWebOct 10, 2014 · Presentation Transcript. Porphyry Deposits. The Importance of Porphyry Deposits as a Copper and Gold Resource Gold Resources Copper Resources. A … does fubo have the longhorn networkWebWolframite (Fe,Mn)WO4) Porphyry Copper deposits. 1 cm. Porphyry ore ... PowerPoint PPT presentation free to view Metal Deposits - Metal Deposits The specification states that … f3 injunction\\u0027sWebThe 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, … f3 indianapolis