High sulphidation epithermal

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August undefined, 2024

WebApr 5, 2024 · The current drill program over Target 1 aims to test: (i) the northwest extension of the high sulphidation epithermal alteration/mineralization intersected in drill hole 17-BJ-11 (15m @ 1.04 g/t ... WebFeb 17, 2014 · HIGH SULFIDATION ON EPITHERMAL SYSTEM. Sistem ini atau yang sering disebut dengan “HS” adalah sistem dengan Fluida panas tinggi (200-3000C), asam tinggi …

TABLE 3 . High-and Low-Sulfidation Deposit Characteristics

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 WebMay 31, 2024 · The low sulphidation epithermal alteration-mineralisation is comprised of B and Link Zones and is located at the southeastern margin of the Wafi Diatreme. The zones consist of quartz veins with illite-smectite-chlorite-carbonate alteration selvages and pyrite ± marcasite mineralisation. cipher\\u0027s ol

Mundoro Commences Drill Program at the BHP Optioned Borsko …

WebHigh sulphidation (HS) epithermal deposits form at depths less than 1 km and are spatially related to volcanic centers and diatremes. Mineralizing fluids are sourced from high-level degassing of magma and consist of hydrochloric acid, sulphur, and carbon dioxide. Websulphidation epithermal Au deposits. Two types of epithermal Au-Ag mineralisation, developed at shallow crustal levels, termed low and high sulphidation, are derived from dramatically different ore fluids to produce distinctive wall rock alteration as well as ore and gangue mineralogy. Low sulphidation epithermal Au-Ag deposits display WebFilo del Sol is a high-sulphidation epithermal copper-gold-silver deposit associated with a large porphyry copper-gold system. Overlapping mineralizing events combined with weathering effects, including supergene enrichment, have created several different styles of mineralization, including structurally-controlled gold, manto-style high-grade silver (+/- … cipher\\u0027s om

High sulphidation epithermal

Physiographic and tectonic settings of high-sulfidation …

WebJan 8, 2024 · SEG UGM-SC Fieldtrip 2014 at High Sulphidation Epithermal Gupit prospect - Iswahyudi Agus and Fahmi Hakim -Proyek Generative Exploration PT. JRBM Nov 2024 - Mar 2024. Gelar Kehormatan dan Penghargaan Geologist of the Year 2024 - PT. J Resources Nusantara Annual Exploration Collegiate - PT. J Resources Nusantara ... WebSep 1, 2014 · Although gold in high-sulfidation epithermal deposits generally occurs as the native metal or electrum, in some deposits, a significant proportion of the gold is hosted in pyrite.

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Websulphidation (IS) epithermal style by Silitoe (2013 ). IS epithermal gold deposits share similar alteration mineral assemblages as low sulphidation (LS) systems but like high sulphidation (HS) are more base-metal rich and spatially … WebJun 2, 2016 · Some additional low sulphidation epithermal points: Often mineable grades occur within a vertical extent of up to a few hundred metres only (e.g. Hishikari, Gosowong), but can be more than this on ...

WebHigh sulfidation epithermal Au, Ag, and/or Cu deposits are typically located in the lithocap environment above the porphyry body. They contain sulfide-rich assemblages of high … WebODH019: Intrusion-centered magmatic–hydrothermal systems and the formation of Au-Cu epithermal depositsSpeaker: Jeffrey Hedenquist11th June, 2024Hosts: Mario...

WebOct 10, 2003 · Significant global exploration experience and success for world class precious and base metal deposits. Manage the geology … WebDavid J. Young, in High Temperature Oxidation and Corrosion of Metals (Second Edition), 2016 3.7.4 Sulphidation of Iron. The iron sulphidation reaction has been studied …

WebThe eastern Sunda Arc in Indonesia contains four giant porphyry Cu-Au / high sulfidation epithermal gold deposits in Sumbawa and western Java. Numerous… 15 comments on …

WebJan 11, 2024 · Up to ten hand-dug trenches targeting coinciding areas of prospective geology and high temperature clay alteration occurrences, which are often associated with high sulphidation epithermal systems. Preparation of an estimated 3,000 metre diamond drill program, anticipated for early 2024. cipher\u0027s orWebJan 1, 1995 · The term high-sulfidation (HS) (Hedenquist 1987) is now widely used; the term was proposed originally to refer to a fundamental genetic aspect, the relatively oxidized … cipher\\u0027s osWebAu-Ag-Te-Se-bearing epithermal mineralization at Prasolovskoye, northwest Kunashir Island Kurils, occurs along fault zones developed within a circular intrusive zone in Miocene to Quaternary age volcanic rocks. The ores show complex textures and mineralogy and can be divided into three stages based on tectonic fracturing and mineral associations: pyritic (I), … dialysis clinic inc moberly moWebEpithermal Au deposits are distinguished on the basis of the sulphidation state of the sulphide mineralogy as belong-ing to one of three subtypes: (1) high sulphidation (previ-ously called quartz-(kaolinite)-alunite, alunite-kaolinite, enargite-Au, or high sulfur: Ashley, 1982; Hedenquist, 1987; Bonham, 1988); (2) intermediate sulphidation ... dialysis clinic inc kansas cityWebEpithermal veins are the dominant structurally controlled style of mineralization. Veins mark faults and other open fractures through which hydrothermal fluids flowed and precipitated hydrothermal phases, most commonly quartz or other silica phases and carbonate minerals. cipher\\u0027s onWebAug 1, 2024 · The Miwah high–sulphidation epithermal Au–Ag deposit, Aceh, Indonesia: Geology and spatial relationships of gold with associated metals and structures. Thomas … cipher\\u0027s orWebMay 23, 2015 · Here’s a map showing the location of significant high and low sulfidation epithermal deposits. You can see that close correlation with active subduction zones, … cipher\u0027s op