Porphyry mineralisation
WebOct 1, 2001 · Porphyry Cu-Mo-Au mineralisation with associated potassic and phyllic alteration, an advanced argillic alteration cap and epithermal quartz-sulphide-gold … WebSep 9, 2024 · Assays confirmed strong gold-copper porphyry mineralisation 200m southeast of the small near-surface, porphyry-style, gold-copper Kaiser deposit. Best intercepts were 40m at 1.30g/t gold and 0.22% copper from 0m including 10m at 2.86g/t gold and 0.36% copper from 0m.
Porphyry mineralisation
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WebHypogene Mineralisation . Hypogene mineralization refers to the formation of minerals in subsurface environments. It is a term used in the context of mineral deposits, including porphyry deposits, to describe the process by … WebApr 1, 2024 · Porphyry-type deposits are spatially and temporally associated with the relatively shallow and texturally complex parts of magmatic systems. Whilst certain …
WebFeb 23, 2024 · Visual sulphide mineralisation comprised 1 to 3% chalcopyrite as disseminations and in association with pyrite and 2 to 10% A-B veining within early-stage and intra-mineral host porphyry. WebFeb 17, 2024 · Mining. February 17, 2024 Special Report. Titan’s maiden drilling at the Meseta prospect has proved the existence of a shallow immediate-sulphidation epithermal gold system next to the recently discovered Copper Ridge porphyry system. Drilling intersected several high-grade gold, silver and base metal epithermal veins at shallow …
Webporphyry mineralisation dipping to the northeast, including: COMRC045 42m @ 0.27g/t gold, 0.19% copper from 63m A detailed review of all the NMPP data is scheduled to determine … WebJul 3, 2024 · This synvolcanic porphyry-like mineralisation has been metamorphosed to the conditions of the greenschist facies, deformed, and possibly overprinted by late hydrothermal events [43,44]. Mercier-Langevin [ 43 ] studied the tonalite samples and identified Sample #19449 as being least-altered, as petrological investigations showed …
WebPorphyry systems are universally typified by three main features: (1) presence of veins and veinlets forming stockworks, within which are disseminated sulphides of Fe, Cu, Mo, Pb …
WebAmong the most distinctive hydrothermal deposits is a class known as porphyry copper deposits, so called because they are invariably associated with igneous intrusives that are porphyritic (meaning the rock is a mixture of coarse and fine mineral grains).Porphyry copper deposits (and their close relatives, porphyry molybdenum deposits) contain … marriott bonvoy central reservationsWebThe Cadia porphyry gold–copper district is the largest hydrothermal, intrusion-related gold deposit in eastern Australia. Discovered in 1992 by Newcrest Mining Limited, pre-mine … marriott bonvoy chase bank loginWebApr 14, 2024 · Titan Minerals (ASX:TTM) has begun drilling at both the Cerro Verde and Kaliman Porphyry prospects within its Dynasty Gold Project in southern Ecuador. The company reports drilling has begun to test extensions to Kaliman porphyry gold-copper and Brecha-Comanche epithermal vein hosted gold mineralisation at the project, as well as … marriott bonvoy cards reviewWebAug 23, 2024 · A comparison between porphyry Mo and porphyry Cu deposits shows that elements and the Rb–Sr isotope system have different behaviours during the K-alteration, … marriott bonvoy change last namehttp://www.appliedminex.com/decrep/general/porphyry.htm marriott bonvoy card tsa precheckWebDec 1, 2001 · The exploration focus is on four principal HS mineralisation styles: 1. copper (eg Chuquicamata, Monywa) or copper-gold (Wafi) in the deep porphyry-hosted parts of … marriott bonvoy certificate redemptionWebPorphyry deposits form in the upper crust from about 10 to 2 km depth at temperatures that range from about 700 to 350 °C (Seedorff et al., 2005; Sillitoe, 2010; Bodnar et al., 2014), … marriott bonvoy card vs marriott rewards card