Porphyry mineralisation
WebIntrusion-related copper-bearing ore deposits in Mexico span a wide-range of deposit types and geological settings and formed from the mid-Mesozoic through the Holocene. These … 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 …
Porphyry mineralisation
Did you know?
WebJan 9, 2024 · Highlights. 2024 drilling has intersected near-surface copper-gold porphyry-style mineralization immediately north of the new Seel Breccia East zone. Hole S22-330 returned 100 metres grading 0.42% ... 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 …
WebApr 12, 2024 · Further assays from Alma Metals’ core drilling at the Briggs copper project in Queensland have extended the copper-molybdenum sulphide mineralisation for the third time in as many months. The drilling is testing exploration targets (together an estimated 370Mt – 695Mt at 0.2% to 0.35% Cu) at the Northern and Central Porphyry areas, and in ... Web$BUX Buxton Resources put the drill to Copper Wolf for the project's first drill campaign since 1998 targeting porphyry-style copper-molybdenum mineralisation ...
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 … WebMay 15, 2002 · Rowins (2000) distinguished two classes of porphyry mineralisation and stated that the major deposits in Archean greenstone belts, such as Boddington or …
WebJan 14, 2024 · Porphyry copper and gold deposits are the dominant natural suppliers of these metals to ... At Grasberg, mineralisation occurring within Dalam rocks and in the …
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. smart city messe 2023WebOct 19, 2024 · Large porphyry Cu-Au deposits are associated with Early Miocene intrusive rocks in Tethyan belt, discovered along Chagai magmatic arc in Western Pakistan, … hillcrest hamilton nzWebMar 15, 2024 · Porphyry-type deposits originally form several kilometres below the Earth’s surface above large magma chambers. Not only are they rare but most large near-surface examples have already been found. To meet future demand for copper, new methods are needed to discover deeper and possibly smaller deposits – using techniques that meet … hillcrest handbookWeb1 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 … smart city mission progressWebApr 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 … smart city milanoWebPorphyry-related metal deposits are large-tonnage, generally low-grade, hydrothermal deposits related to igneous intrusions emplaced at high crustal levels that include many of the world's largest accumulations of Cu, Mo, Au, Ag, Sn, and W. This database tabulates basic information about the world's largest porphyhry-related deposits in order to help … smart city metricsWebPorphyry copper deposits are copper ore bodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers below the deposit … hillcrest haven menu