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1. The Goonumbla porphyry copper deposits, New South Wales.

Author

Jones G.J. and Jones G.J.

Abstract

The deposit is of Middle Silurian age and occurs within a belt of trachyandesitic volcanic rocks deposited in a continental margin-arc environment. Exploratory drilling to date has defined a resource in excess of 250 000 000 tonnes of mineralisation with mean grades of 0.7% Cu and 0.28 g/tonne Au., The deposit is of Middle Silurian age and occurs within a belt of trachyandesitic volcanic rocks deposited in a continental margin-arc environment. Exploratory drilling to date has defined a resource in excess of 250 000 000 tonnes of mineralisation with mean grades of 0.7% Cu and 0.28 g/tonne Au.

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