Cobre intercepts high-grade copper in first deep hole at Sierra Atacama

Published: Sep 21, 2026 14:40
Cobre (ASX:CBE) completed its first deep diamond hole since 2021 at the Sierra Atacama copper project in Antofagasta, Chile. Hole SA_CBR_DD001 reached 986.9 metres and intersected 3.57 metres of estimated 4% chalcopyrite and 2% pyrite mineralisation from 784.90 to 788.47 metres, plus 0.60 metres of about 6% chalcopyrite and 3% pyrite in magnetite breccia from 798.20 to 798.80 metres. Cobre is advancing a roughly 40,000-metre program, with 11 reverse-circulation holes done and four rigs operating, to convert the NI 43-101 resource of 109.6 million tonnes at 0.67% copper into a JORC estimate; the asset delivered first positive cash flow on 1 July 2026.

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