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 … WebPorphyry 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), …
Papua New Guinea Exploration - Canterbury Resources
WebLocation, geology, and mineralisation. The Buenavista copper mine is located in the outskirts of Cananea, in the Mexican state of Sonora, approximately 100km north-west of La Caridad and approximately 40km south of the Arizona-Mexico border. The mining concessions for the Buenavista project spread over 93,706ha at an altitude of 1.9km … WebMar 17, 2024 · Porphyry-type deposits are the world’s main source of copper and molybdenum and provide a ... zones of economic mineralisation 5,10,11,12,13 is an … siem tools microsoft
Beutong Copper Gold Asiamet Resources
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 … 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% ... WebChivas A.R. 1978 Porphyry copper mineralisation at the Koloula igneous complex, Guadalcanal, Solomon Islands Econ.Geo1. V73 P645 Chivas A.R. & Wilkins R.W.T. 1977 Fluid inclusion studies in relation to hydrothermal alteration and mineralisation at the Koloula porphyry copper prospect, Guadalcanal Econ.Geol. V77 p153 siem with ai