At the Lepanto mine complex, Mankayan, northern Luzon, Philippines.
Top left - early morning arrival at Mankayan by air charter from Manila. Top right - exposures in old pits of the Lepanto high sulphidation enargite-luzonite-gold mineralisation with associated hypogene alunite, dickite, kaolinite and pyrite alteration. This represents a lithocap to the Far Southeast porphyry deposit below. Bottom left - travelling underground in the hot humid Victoria Mine at Lepanto. Bottom right - underground in a stope in the altered dacite porphyry and pyroclastic host to intermediate sulphidation quartz-gold-base metal mineralisation at the Victoria mine. Photographs by Mike Porter
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