WebAn experienced geoscientist specialising in gold and another metal ore exploration. Experienced in non-seismic geophysical explorations for several gold deposit systems, including low sulphidation epithermal, intermediate sulphidation epithermal, high sulphidation epithermal, porphyry Cu-Au, skarn, and several geotechnical studies. … WebMar 8, 2024 · The Jogran Porphyry intrusion is exposed at surface and open at depth. Historical drilling by Phelps-Dodge in 1958 and re-sampling by Noranda in 1992 …
Evolution of an intrusion-centered hydrothermal
WebMaterials and methods Porphyry deposits are the most important source of copper, molybdenum and rhenium (Sillitoe, 2010) and provide significant amount of gold, silver … Porphyry copper deposits are copper ore bodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers below the deposit itself. Predating or associated with those fluids are vertical dikes of porphyritic intrusive rocks from which this deposit type derives its name. In later stages, circulating meteoric fluids may interact with the magm… how to stop microsoft bing on chrome
2.3 Granite-related mineral system Geoscience …
WebApr 12, 2024 · The Kighal porphyry Cu deposit, in the Arasbaran magmatic belt (AMB), is hosted by Late Eocene to Oligocene volcanic rocks and Miocene high–K calc–alkaline subvolcanic intrusions. The Miocene quartz monzonite stocks host porphyry–style Cu mineralization characterized by potassic, phyllic, argillic, and propylitic alteration zones … WebThis is based on the exploration and studies of numerous copper (copper-gold porphyry and skarn, also IOCG) exploration targets and projects, as well as a number of gold deposits and prospects in the North America and Northern Asia, the latter ranging from stockwork bulk tonnage to veined high-grade intrusion-related and “orogenic” gold types. Extensively … WebDec 31, 1995 · Intrusion-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 … read books download