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Marine volcanosedimentary basins hosting porphyry Au-Cu deposits, Cadia Valley, New South Wales, Australia

Harris, Anthony C.; Percival, Ian G; Cooke, David R.; Tosdal, R M; Allen, Charlotte M; Fox, Nathan; Tedder, Ian J.; McMillan, Colin; Dunham, Paul; Collett, Dean

Description

The volcanosedimentary rocks that host the Au-rich porphyry Cu deposits of the Cadia Valley preserve the products of episodic volcanism that erupted into a large sedimentary basin. Volcanogenic sedimentation, including the Forest Reefs Volcanics, overwhelmed the fine-grained sedimentary component that characterized much of the Weemalla Formation. The Forest Reefs Volcanics evolved as a relatively low relief, multiplevent submarine volcanic complex. The vents comprised mafic to intermediate lava...[Show more]

CollectionsANU Research Publications
Date published: 2014
Type: Journal article
URI: http://hdl.handle.net/1885/69642
Source: Economic Geology; Bulletin of the Society of Economic Geologists
DOI: 10.2113/econgeo.109.4.1117

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