Porphyry copper alteration zones
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, ... 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 ...
Porphyry copper alteration zones
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WebPORPHYRY COPPER SYSTEMS Exploring and understanding porphyry copper systems Modified magmatic - hydrothermal breccias model after (Baker… WebJul 1, 2001 · A spectrum of porphyry-style deposits exists. Cerro Casale at Aldebarán shares many characteristics of porphyry copper deposits worldwide, whereas Verde at Refugio is …
WebApr 12, 2024 · Significant breakthrough at Bottletree with confirmation of a concentrically zoned porphyry style hydrothermal alteration and copper and molybdenum mineralisation system characterised by features typically recognised within the wall rocks near porphyry copper-molybdenum intrusions, extending from surface to at least 850m down-dip depth. WebHowever, its association with a shear zone and propylitic alteration suggests a different model of mineralization. The focus of this study is to develop a genetic model for the copper mineralization found in the Hopper property, based on field and petrographic observations as well as whole rock and sulphur isotope analyses. Results
WebThe paired deep Cu-rich K-silicate zones and shallower quartz-alunite zones are likely produced by brine-vapor unmixing where the brine is restricted to depths > ca. 2 km and … 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), …
WebApr 11, 2024 · The Casino project is a large porphyry-type copper-gold-molybdenum deposit located 560 kilometers from the year-round port of Skagway, Alaska and 380 kilometers from the capital city of Whitehorse ...
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: east gate bookshop totnesWebApr 10, 2024 · TORONTO, April 10, 2024 (GLOBE NEWSWIRE) - Dundee Precious Metals Inc. (TSX: DPM) (“DPM” or “the Company”) today reported new assay results from its ongoing drilling program at the Čoka Rakita prospect in eastern Serbia, which extends the deposit to the east and also confirms and extends the high-grade zone. The Company also provided … east gate brendoviWebJan 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 … eastgate books totnesWebPorphyry copper deposits often are associated with alteration halos such as potassic, phyllic, argillic, and pro- pylitic alteration zones (Figure 1; Lowell & Guilbert 1970). eastgate berlin friseurWebAbstract: 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. culligan residential water softenersWeb2 days ago · one has a jorc copper porphyry resource to be mined in 2028 and the other has a potential porphyry ... with a high-grade molybdenum discovery and confirmation of a large porphyry-style alteration. ... My decisions are of course based on probability, not certainty. Support is lying in this zone at present IMO. If it is ... culligan reverse osmosis ac30 filtersWebat Butte, Mont. and at several porphyry copper deposits (Sales and Meyer, 1948; Titley and Hicks, 1966; Meyer and Hemley, 1967; Meyer and others, 1968). Studies of alteration … eastgate bistro south riding