Porphyry mineralisation

Author: bjbw

August undefined, 2024

Web2 days ago · At the Tinto Zone porphyry target, strongly developed sulfide stockworks (pyrite-chalcopyrite) are associated with intense sericite alteration and partial oxidation to … WebWhat the best geophysical survey method for exploring and discovering a porphyry copper deposit.After doing an extensive literature survey at the best ... IP has good depth but is very slow and expensive and sometimes too sensitive to low grade mineralisation, so you have to look at the rock characteristics in your area to pick the most ...

Ann: Copper-Molybdenum-Gold Porphyry Mineralisation Discovered

WebJul 28, 2014 · Mineralisation Form Undeformed porphyry copper deposits often have circular or elliptical shapes in plan view, and have vertical dimensions that are similar to their horizontal dimensions. They comprise a broad shell of mineralisation that is centred over, around and on small cylindrical porphyry intrusive stocks, and sometimes directly overlie … Web2 days ago · Drilling has been designed to test extensions to mineralisation identified in Titan’s 2024 drilling campaign, where significant epithermal gold and porphyry gold-copper mineralisation remains ... grapheat

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

Web2 days ago · This veinlet-hosted mineralization occurs in a daci-andesite porphyry, with phyllic alteration overprinted by quartz-pyrophyllite alteration and cut by structurally … WebApr 11, 2024 · The Apollo porphyry deposit is a high-grade, bulk tonnage copper-silver-gold system, which owes its excellent metal endowment to an older copper-silver and gold porphyry system being overprinted by younger precious metal rich, carbonate base metal vein systems (intermediate sulphidation porphyry veins) within a magmatic, hydrothermal … WebMay 18, 2024 · The large-scale porphyry mineralization in the TMD mainly occurs in the Miocene, which is an important scientific issue worthy of further study in the future. How … chip shop turkey stick

Collective Mining Drills 271.30 Metres at 3.35 g/t Gold Equivalent …

Norsemont Mining: Choquelimpie Sampling Extends Surface Gold …

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 … WebMar 1, 2014 · Porphyry Cu-Mo-Au mineralisation with associated potassic and phyllic alteration, an advanced argillic alteration cap and epithermal quartz-sulphide-gold … graphe artWeb1 day ago · Titan Minerals (TTM) has launched a drilling program at its Dynasty gold project in southern Ecuador. The drilling will seek to test extensions to mineralisation identified in Titan’s 2024 drilling campaign, where “significant” epithermal gold and porphyry gold-copper mineralisation remains open both laterally and at depth. graph-easy 语法

"WebPorphyry copper deposits are copper ore bodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers below the deposit … " - Porphyry mineralisation

Porphyry mineralisation

WebNov 3, 2011 · A porphyry-stock-related style of mineralisation in the Grampian Terrane is characterised by a stockwork of veinlets and disseminations in dacite prophyries, … WebNov 17, 2014 · Porphyry identified from geophysics to extend over 2km by 1.8km as part of a 5km diameter volcanic caldera at Kepez. Mineralisation occurs in intensely altered zones and epithermal veins in periphery of the porphyry: rock-chip …

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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. WebApr 11, 2024 · The Apollo porphyry deposit is a high-grade, bulk tonnage copper-silver-gold system, which owes its excellent metal endowment to an older copper-silver and gold …

WebFeb 28, 2024 · HIGHLIGHTS. KHDDH488 discovers a significant new zone of high-grade mineralisation outside the current open pit resource returning: 352m @ 0.41% Cu & … WebAug 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, …

WebPorphyry copper deposit in Arizona, United States. Names and other identifiers. GMRAP ID: 76: Tract name: Western Sierra Madre Occidental and Laramide Central (003pCu3007x) Included sites: Childs-Altwilckle pipe: Site status: deposit: Geographic location. Country: United States: State or province: Arizona: WebThe MaCauley Creek Project ( Mac Creek) is considered highly prospective for Cu-Au porphyry mineralisation. The Project is located approximately 100km west of Townsville in Queensland. It consists of two granted exploration permits (EPM 27124 and EPM 27163) covering some 359km2 and it lies within the Townsville-Mornington Island porphyry belt.

WebThe 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 …

WebJan 16, 2024 · Mineralization is hosted within Porphyry X, a crowded plagioclase porphyry of Cretaceous age (85.1Ma +- 1.1Ma), characterized by well-defined stacked biotite, a feature typical of mineral-related ... chip shop tything worcesterWebgold deposits. The physical properties of the mineralisation and alteration are discussed with an emphasis on those properties that can be measured with standard exploration techniques. Mineralisation in porphyry Cu-Au deposits is commonly associated with magnetite that can produce strong discrete magnetic anomalies. graphe bac ecoWeb2 days ago · Assays from a prospect known as Porphyry Target B returned a 23m hit at 0.13 per cent copper, 0.05 grams per tonne gold, 0.3 parts per million silver and 28.9ppm … graphe bac eco takiWeb2 days ago · This veinlet-hosted mineralization occurs in a daci-andesite porphyry, with phyllic alteration overprinted by quartz-pyrophyllite alteration and cut by structurally … chip shop traysWebApr 11, 2024 · Most of the mineralisation within the hole is considered to represent low grade leakage from the central porphyry-style source. The presence of copper mineralisation over such a large area provides an early indication of the potential scale of the central porphyry system. chip shop ulverstonWeb2 days ago · This veinlet-hosted mineralization occurs in a daci-andesite porphyry, with phyllic alteration overprinted by quartz-pyrophyllite alteration and cut by structurally controlled corridors of high sulphidation mineralisation (e.g. 1 metre @ 2.14 grams per tonne Au and 361 grams per tonne Ag as well as 1 metre @ 1.48 grams per tonne Au and … chip shop tunstallWeb1 day ago · Drilling has commenced to test extensions to Kaliman porphyry gold-copper and Brecha- Comanche epithermal vein hosted gold mineralisation at the Dynasty Project. … chip shop tycroes