Exposed. The Yandera porphyry system is in the core of the Miocene Bismarck intrusive complex within the Ramu fault zone. Tonnages and grade (2011 JORC-compliant data) reported for the lowest reported cut-off (0.20% CuEq, where CuEq is calculated as Cu+(10*Mo). Feasibility (2011).
Study area name
Southeast Asia and Melanesia
Clark (1993); Lole (2005); Marengo Mining Ltd. (2005); Marengo Mining Ltd. (2011); Titley and others (1978); Watmuff (1978); Singer and others (2008); Hyland and others (2012)
Shedden, S.H., 1990, Wamum copper-gold prospect, in Hughes, F.E., ed., Geology of the mineral deposits of Australia and Papua New Guinea: Melbourne, Australasian Institute of Mining and Metallurgy Monograph 14, p. 17591761.