Porphyry epithermal deposits

WebDec 1, 2015 · Introduction. Argentina is known for several world-class gold deposits such as those in the El Indio–Pascua gold district which hosts the Veladero and Pascua-Lama high sulfidation epithermal gold deposits (only the Pascua deposit is located in Argentina, with the Lama deposit being on the Chilean side of the border), and the Deseado Massif gold … WebCharacteristics of porphyry copper deposits include: The orebodies are associated with multiple intrusions and dikes of diorite to quartz monzonite composition with... Breccia …

Epithermal Deposit - an overview ScienceDirect Topics

WebApr 1, 2024 · Abstract. Intermediate sulfidation (IS) veins is one of the subtypes of epithermal deposits formed in subduction-related arc settings or post-collisional orogenic belts. The economic and scientific significance of IS deposits has been highlighting importance in Ag-Au-Pb-Zn exploration and study of porphyry-epithermal systems. Webthe porphyry and epithermal deposits in northern Peru are closer in location and age. The major high-sulfidation deposits, from north to south, are Yanacocha (a series of deposits formed at 13.6 to 8.2 Ma), Lagunas Norte (~17 Ma), Calaorco (La Arena; 25.8 Ma) and Pierina (14.5 Ma), with the intermediate (to high-) sulfidation veins of great white feeding chart https://nechwork.com

(PDF) Porphyry and Epithermal Deposits in Greece: A Review and …

WebPorphyry systems and epithermal deposits 863 It must be noted that these assessment results do not in any way imply the potential for discovery of any of the estimated undiscovered resources. WebEpithermal gold (± Cu & Ag) deposits form at shallower crustal levels than porphyry Cu-Au systems, and are primarily distinguished as low and high sulphidation using criteria of varying gangue and ore mineralogy, deposited by the interaction of different ore fluids with host rocks and groundwaters. Low sulphidation deposits are in turn further divided … Webin the development of epithermal-porphyry deposits, with profound implications on mineral exploration of these vein deposits (Corbett, 2008; Leach and Corbett 2008). Figure 2. great white feed chart

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Porphyry epithermal deposits

Direct dating of overprinting fluid systems in the Martabe epithermal …

WebJan 1, 2024 · Porphyry-epithermal mineral systems are defined as large volumes (10−>100 km 3) of hydrothermally altered rock centered on shallow-intruded porphyry stocks (i.e., porphyry Cu deposit sensu stricto) with a typical stockwork and disseminated mineralization that may be accompanied by skarn, carbonate-replacement, sediment-hosted, and high- … WebApr 11, 2024 · First, types of deposits* can be classified as: • Hydrothermal: Porphyry, VMS, SEDEX, meso & epithermal, etc • Magmatic: PGE, nickel & copper, kimberlites ...

Porphyry epithermal deposits

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WebPorphyry-type deposits form in geological settings similar to those of epithermal deposits. The main difference with regard to preservation potential is that the former form at … WebPorphyry copper, skarn and epithermal ore deposits are the most common type of hydrothermal ore deposits. They are genetically linked to convergent tectonic margins …

WebOct 13, 2013 · However, recently this paradigm has been challenged by the recognition that ore fluids in sediment-hosted 3,4,5, epithermal 6,7 and porphyry-related 8,9,10 … WebThe Mankayan mineral district of northern Luzon, Philippines, hosts several significant ore deposits and prospects of various types within an area of ~25 km 2 , including the Far Southeast porphyry Cu-Au deposit, the Lepanto high sulfidation epithermal Cu-Au deposit, the Victoria intermediate sulfidation epithermal Au-Ag vein deposit, the Teresa epithermal …

WebThe Mankayan mineral district of northern Luzon, Philippines, hosts several significant ore deposits and prospects of various types within an area of ~25 km 2, including the Far … WebSep 5, 2024 · Although highly dispersed, critical Re metal has attracted lots of attention from geoscientists, the controlling factors of Re-content variation are not completely understood, especially with regards to the genetic relationship between Re-bearing Mo polymetallic deposits and plate subduction evolution. It is well documented that the South China Mo …

WebAug 5, 2024 · The contrasting metal ratios between porphyry and epithermal deposits (Fig. 1d) likely reflect hydrothermal processes that fractionated Cu from Au and Te (Fig. 2b) between the higher temperature ...

WebJan 1, 2024 · The Tumpangpitu porphyry and high-intermediate-sulfidation epithermal deposit is the largest deposit in the Tujuh Bukit district, southeast Java, Indonesia. The porphyry resource contains 1.9 billion tonnes @ 0.45% Cu and 0.45 g/t Au, for 28.1 Moz Au and 19 billion lbs of Cu. great white fence jacksonville flWebexploration for porphyry and epithermal deposits. Airborne magnetic and EM surveys are fast and cost effective, particularly in areas of rugged topography. Regional magnetics, gravity, remote sensed data and topographic data can also be used to identify major structures, intrusive complexes and alteration. great white fertilizerWebJan 1, 2024 · Fairview is an epithermal Au prospect approximately 10 km southeast of the Thursdays Gossan porphyry Cu-Au-Mo deposit in the Stavely district of western Victoria (Schofield, 2024). Copper-Au mineralization in this district is primarily hosted within a series of andesitic volcanic and intrusive rocks belonging to the Cambrian Stavely Arc. great white fence jacksonvilleWebOct 15, 2024 · The CBC Property located three kilometres to the southeast of the Phoenix deposits on a comparative geological trend and basically the same geology, hosts skarn. epithermal, and massive sulphide ... florida selling car paperworkWebAug 5, 2024 · Porphyry and epithermal deposits are the major source of Cu, Mo, and Au, and significant source of Ag, Sn, W, and rare-earth elements 2. Porphyries can occur in subduction zones, and also post ... great white fiberglassWebData concerning P-T conditions of formation of porphyry and porphyry-related deposits of the Urals are limited. In the present paper we report fluid inclusion data for the Talitsa Mo … florida self proving affidavit sampleWebJan 1, 2024 · Porphyry-epithermal mineral systems are defined as large volumes (10−>100 km 3) of hydrothermally altered rock centered on shallow-intruded porphyry stocks (i.e., … great white fiberglass service