Porphyry cu hydrothermal systems
WebPorphyry deposits are the dominant sources of copper and major sources of several base and precious metals. They are commonly formed via the repeated emplacement of … WebJun 1, 2024 · The newly discovered Mesozoic Xiaokelehe porphyry Cu Mo deposit (250 Mt. ore @ 0.2 wt% Cu and @ 0.03–0.8 wt% Mo; Shang, 2024) is situated in the northeastern …
Porphyry cu hydrothermal systems
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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… WebExtensive research during the 20th century on porphyry Cu (-Mo-Au) deposits has revealed the following major geodynamic, petrological, mineralogical, and geochemical features …
WebApr 12, 2024 · The Kighal porphyry Cu deposit, in the Arasbaran magmatic belt (AMB), is hosted by Late Eocene to Oligocene volcanic rocks and Miocene high–K calc–alkaline … WebAccording to some known geoscientists the porphyry copper systems are formed at time-scale ranging from a few hundreds of thousands of years to several million years, …
WebApr 15, 2024 · The magmatic process within upper crust encompasses various contents such as the transition between magmatic and hydrothermal systems and changes in … WebPorphyry systems formed in such settings range to more alkaline compo-sitions and may be Au rich, leading to alkaline ... magmatic-hydrothermal Cu ± Au deposits (Richards, 2009).
WebOct 20, 2024 · 1. Introduction. Porphyry Cu deposits are the products of short-lived magmatic-hydrothermal systems operating in the upper crust and represent the major source for Cu and other critical metals such Au, Mo, Ag, and Re (Sillitoe, 2010).Their …
WebJul 5, 2014 · We present Mo isotope compositions of molybdenite types from three successive stages of ore deposition in several porphyry copper deposits of the Kerman … t strap memory foam flat sandalsWebPorphyry systems are a major source of copper and molybdenum, and also a significant source of gold and some critical metals essential to our society. They are formed at … t strap mary jane wedges redWebJul 1, 1998 · In some cases, the sericitic overprint of a porphyry system, particularly where it is related to Cu and Au enrichment, may indicate a potential for nearby epithermal … phlebotomy winchesterWebJan 1, 2012 · Extensive research during the 20 th century on porphyry Cu (-Mo-Au) deposits has revealed the following major geodynamic, petrological, mineralogical, and … t strap outfitWebSep 1, 2002 · The distinctive feature of the Agua Rica hydrothermal system is the occurrence of early, weakly mineralized intrusions, later feldspar porphyries with … phlebotomy wikipediaWebSep 1, 2024 · We propose that the cyclic mineralization pulses are linked with the periodic release of volatiles from the lower crustal magma chamber, which are common for … t strap mary jane shoes womensWebPorphyry Cu Systems Granitic cupola at 3-10 km depth Hydrothermal alteration & ores at 1 to >6 km depth Central high sulfide & metals Increasing low pH, high fS2 alteration … phlebotomy wilmington nc