Porphyry alteration

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August undefined, 2024

WebThe hydrothermal alteration, which was accompanied by the introduction of copper sulphides in the disseminated copper deposits, is considerably more complex than is generally recognized.Detailed microscopic study of selected porphyry specimens from the important deposits in the United States, together with a review of published data, leads to … WebApr 11, 2024 · Figure 1 – Plan View of Patrimonio within 7km x 5km Warintza Porphyry Cluster Figure 1 ... Together with high-level alteration assemblages observed in outcrop, ...

Descriptive model of Porphyry Au - USGS

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PORPHYRY DEPOSITS - Earth Sci

WebThese deposits originate from huge volumes of metal-bearing hydrothermal fluid that exsolved from crystallising crustal magma reservoirs. Recent studies have shown that the … WebThe most intense stockwork veining and alteration, and the highest Au and Cu grades occur immediately adjacent to the monzonite porphyry. The best part of the orebody occurs above the porphyry and the weaker parts along the sides. The intensity of veining and alteration declines both outwards and inwards from the monzonite porphyry margin. WebIn the San Manuel-Kalamazoo porphyry (Lowell and Guilbert, 1970), the San Manuel Fault occurs after the alteration-mineralization event and therefore the deposit was separated … sonic cat in the hat

Alteration Mapping for Porphyry Copper Exploration Using

WebMay 1, 2024 · Each deposit is centered on a multiphase cluster of quartz monzonite porphyry intrusions that drove discrete hydrothermal systems. Initial fluid evolution was similar in all the deposits, with three major alteration facies developed as largely … WebJun 1, 2024 · The sodic-calcic and sodic alteration types, however, occur more proximally to the porphyry orebody. Sodic-calcic assemblages containing Na plagioclase (An 10 -An 33 … sonic cbdWebJun 1, 2024 · A saponite–smectite–K-feldspar–anhydrite (gypsum) alteration assemblage is located mainly in the host quartz diorite porphyry, and is minor in the wall rocks of … sonic cat music game

"WebJun 1, 2024 · A saponite–smectite–K-feldspar–anhydrite (gypsum) alteration assemblage is located mainly in the host quartz diorite porphyry, and is minor in the wall rocks of limestone and a post-mineralization diorite porphyry. A sericite–chlorite alteration assemblage was widely developed in the quartz diorite porphyry, and the intensity of ... " - Porphyry alteration

Porphyry alteration

Hydrothermal Alteration and Alteration Types - Geology …

Web1 day ago · The primary interest has been in our porphyry copper and sediment-hosted copper-silver prospects. To date, approximately 45% of the Awacha Porphyry Target has … Webpotassic alteration stage of a porphyry deposit plus the overlying lithocap of advanced argillic alteration; both alteration types have the same age. The potassic-stage brine is dense, but a low-salinity vapor rich in gases such as SO 2 and HCl is buoyant and ascend toward the surface, with a portion discharging as high-temperature volcanic ...

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WebJul 25, 2024 · Potassic alteration as one of the essential alteration types in porphyry copper deposits, distributed mostly in the north of the Sonajeel prospect that determined by Thermal infrared bands processing. Phyllic and argillic alteration zones detected by creating relative absorption band-depth grids which are comparable to field observations. WebJul 25, 2024 · Potassic alteration as one of the essential alteration types in porphyry copper deposits, distributed mostly in the north of the Sonajeel prospect that determined by …

WebAug 25, 2024 · The alteration zone that identified from remote sensing were evaluated and compared in detail along with Sungun copper porphyry mine. The results show that the … WebMany geological descriptions of porphyry Cu-Au deposits use the term "potassic alteration". However, this is actually a rather unspecific umbrella term for three different secondary …

WebAug 23, 2024 · In our previous study on petrogenesis of quartz syenite and granite porphyry, the host rocks of the Late Mesozoic Shapinggou Mo deposit in the Qinling–Dabie orogenic belt, we found that the initial Sr isotopic composition of the host rocks is strongly affected by the degree of K-alteration. Here, we provide further isotopic evidence of the host rocks … WebApr 11, 2024 · April 11, 2024 – Vancouver, B.C. – Solaris Resources Inc. (TSX: SLS; OTCQB: SLSSF) (“Solaris” or the “Company”) is pleased to report that ongoing field work within the Warintza porphyry cluster has identified a new, potentially well mineralized porphyry called Patrimonio, immediately southwest of the Central deposit at its Warintza Project …

WebSep 19, 2015 · PDF Summary of the different alteration types found in Porphyry Copper deposits with detailed mineralogy and spectral signatures. Find, read and cite all the …

WebPorphyry copper deposits often are associated with alteration halos such as potassic, phyllic, argillic, and pro- pylitic alteration zones (Figure 1; Lowell & Guilbert 1970). small home exterior paint ideasWebAlteration associated with porphyry deposits can be mapped quiet effectively using radiometric methods. The following example from the paper by Shives et al. (2000) illustrates how radiometric methods can be used to locate porphyry alteration. sonic cat slash the beatWebApr 11, 2024 · Patrimonio is defined by highly anomalous sampling over a 1.5km long x 0.6km wide area where outcropping porphyritic diorite displays intense, pervasive biotite alteration and stockwork veining on ... small home filing cabinetWebJan 9, 2024 · Highlights. 2024 drilling has intersected near-surface copper-gold porphyry-style mineralization immediately north of the new Seel Breccia East zone. Hole S22-330 … sonic cd 2011 how to unlock extrasWebApr 15, 2024 · From the inner quartz syenite porphyry to the outer wall-rock, three mineralization-related alteration zones are present. The inner alteration zone exhibits pervasive K-silicate and quartz–sericite alteration with disseminated molybdenite ± chalcopyrite and veinlets of molybdenite ± chalcopyrite mineralization. sonic cd 2 fangameWebThis is common in porphyry copper and porphyry molybdenum deposits. Argillic alteration, commonly present in the distal areas of porphyry deposits, is a low-temperature … sonic cd alrightWebThese deposits originate from huge volumes of metal-bearing hydrothermal fluid that exsolved from crystallising crustal magma reservoirs. Recent studies have shown that the propylitic alteration halo – the most extensive zone of alteration associated with porphyry centres – can extend for more than 5 km from the ore deposit itself, and that ... small home farm