Porphyry copper alteration zones

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August undefined, 2024

WebPrimary geochemical haloes were studied at the Darreh-Zar porphyry Cu-deposit, southern Iran. In terms of geochemical signatures, high K 2 O/Na 2 O enrichment, HREEs and HFSE's depletion in the potassic alteration, high (La/Sm) cn, (La/Yb) cn and (Gd/Yb) cn ratios in mineralized sericitic and potassic zones and notable depletion in the REEs content in … WebJan 16, 2024 · The target is centered on an area of Fe-carbonate/calcite +- quartz-chalcopyrite stockwork veining and porphyry-style alteration typical of alkalic copper-gold porphyry systems. This area, similar in size and sharing features with the Main Zone and East Zone at Newcrest’s Red Chris Mine, is located at the northeastern end of a 20km long …

Enduro Grades up to 4.08% Cu and 57.83 g/t Au over an Area of …

WebApr 5, 2024 · The Casino deposit has Measured & Indicated Resources of 7.6 Blbs copper & 14.8 Moz gold and Inferred Resources of 3.1 Blb copper & 6.3 Moz gold (4) and is contiguous to the Company’s Betty property (see Figure 1). The Company is primarily targeting similar Casino-style porphyry mineralization on these early-stage projects. WebApr 11, 2024 · The North Toe copper-gold porphyry target was discovered during ... copper-gold alkalic porphyry mineralization at Burgundy & 72 Zones, encouraging porphyry-style … north car park

Geology and porphyry copper-type alteration-mineralization of …

WebFigure 4.20: Molar element ratio plots of different alteration assemblages. a) Mg-depletion, corresponding largely to samples with sodic-calcic and calcic alteration b) Ti-depletion corresponding to samples with sodic alteration. c) Ba-enrichment corresponding to samples with sodic, sodic-calcic and calcic alteration d) As-enrichment corresponding to samples … WebThe Zafarghand porphyry copper exploration district is located in the NE of Isfahan (Central Iran), about 15 km SW of the city of Ardestan. ... Chlorite geothermometry for the potassic and propylitic alteration zones yields a temperature range of 361–471 and 196–266 °C, ... WebThe drone magnetic survey identified a "bullseye" magnetic anomaly, which is typical of large copper-gold ("Cu-Au") porphyry deposits. This anomaly is centered on a 2.5km copper and gold anomaly in outcrop at North Toe, creating a new priority target for future drilling. Highlights of today's announcement: north carpet ab

Ann: Discovery of a large porphyry-style system at Bottletree

Enduro Metals Corporation: Enduro Grades up to 4.08% Cu and …

WebSep 19, 2015 · Summary of the different alteration types found in Porphyry Copper deposits with detailed mineralogy and spectral signatures. Discover the world's research 20+ … WebJul 16, 2024 · Porphyry copper deposit model . Alteration present in drill core or field mapping can indicate certain types of mineralization, directing exploration geologists to … northcarpet.seWebThe root zone of a porphyry system is a specific region beneath a porphyry orebody that was a site of focused fluid flow, as evidenced by abundant quartz veins, widespread wall … north car park gatwick

"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 … " - Porphyry copper alteration zones

Porphyry copper alteration zones

Dundee Precious Metals - Dundee Precious Metals Announces …

WebCODES - Centre for Ore Deposit and Earth Sciences posted images on LinkedIn WebThe presence of advanced argillic alteration is often used as an indicator of a mineral deposit, particularly in the case of porphyry copper and gold deposits. The clay minerals …

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WebDetection of hydrothermal alteration zones (HAZs) associated with porphyry copper systems using remote sensing imagery is a crucial stage for discovering high potential … WebCharacteristics of porphyry copper deposits include: The orebodies are associated with multiple intrusions and dikes of diorite to quartz monzonite composition with... Breccia …

WebAug 25, 2024 · In this study, ASTER image data are used for recognizing and extracting alteration zones in Varzaghan area, northwestern Iran is located in the northern part of the Cenozoic Urumieh–Dokhtar magmatic arc. This belt was formed by subduction of the Arabian plate beneath central Iran during the Alpine orogeny and hosts many porphyry …

WebOct 15, 2024 · Skarn mineralization with elevated copper values occurs in many locations, with epithermal zones of alteration and quartz veining intersected by a diamond-drill hole situated near the major Eagle ... Webto display only incipient copper enrichment unless an adjacent or eroded non-reactive source-rock volume was available to provide transported copper. For example, an eroding …

WebMay 28, 2014 · Company news releases relating to copper porphyry deposits will often refer to these various alteration zones. These includes potassic, propylitic, argillic and phyllic . …

WebProfessional Geologist (OGQ + APGO), SEG-Fellow. Msc Geology & Bsc Management Exploration: +22 years. Mining: 6 years. QP, Gold-Silver-Copper Deposits consulting since 2006, specialized in Epithermal deposits. More than 250 deposits visited in 12 countries. Advanced knowledge of PCS (Porphyry Copper System), … how to reset ipod touch 6th generationWebApr 11, 2024 · Drone magnetic survey identifies "Bullseye" magnetic anomaly coinciding with 2.5km long copper and gold anomaly in outcrop.Kelowna, British Columbia--(Newsfile... Enduro Grades up to 4.08% Cu and 57.83 g/t Au over an Area of 2.5km, Aligned with Geophysics, Expands the Potential Scale of the Newmont Lake Porphyry Trend - NXTmine how to reset ipod nano 2nd generationWebThe size, grade and mineralogy of the Cerro Corona deposit are characteristic of porphyry copper-gold deposits which occur throughout the world. The alteration and mineralization at Cerro Corona represents a magmatic-hydrothermal system which chemically changed and collapsed over time resulting in intense overprinting alteration assemblages and related … how to reset ipod touch withoutWebThe SWIR spectral bands of the AST_07 and IAR calibrated datasets of ASTER instrument were evaluated and compared for mapping the alteration zones around porphyry copper … how to reset ipod touch to factory settingsWebDec 1, 2003 · Most porphyry copper systems of the belt lack economically significant zones of supergene chalcocite enrichment. This is due primarily to their relatively low pyrite … northcarrick.comWebAbstract: The Esperanza porphyry copper-gold deposit is located approximately 60 km south of Calama, in the porphyry copper province of northern Chile. Although partly exposed, historically mined from small-scale pits, and intermittently explored over many years, its true size and potential were appreciated only in 1999. north carpetWebFeb 28, 2024 · The role of potassic alteration and associated quartz veins for porphyry Cu mineralization in two representative porphyry systems (El Salvador, Chile, and Grasberg, … how to reset ipod passcode