Tags: metachert, quartzofeldspathic schist, Waipiata Volcanics
Tags: gold mineralisation, Otago Schist, oxygen isotopes, quartz veins, scheelite mineralisation
Tags: epiclastic rocks, Permian lavas, pyroclastic rocks, zeolite
Tags: chert, marble, Rapuwai Fault, Torlesse Supergroup
Tags: dyke, gabbro-norite intrusion, Greenhills Group
Tags: chert, textural zone, Tuapeka Group
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