
Rupert Verco discusses the promising developments at Cobra Resources' Manna Hill copper project in South Australia.
Interview with Rupert Verco, CEO & Managing Director of Cobra Resources PLC Our previous interview: https://www.cruxinvestor.com/posts/cobra-resources-lsecobr-scale-and-heavy-rare-earth-quality-set-this-isr-project-apart-10761 Recording date: 17th July 2026 Cobra Resources has reported encouraging early-stage results from its Manna Hill copper project in South Australia, pointing to the potential presence of a larger porphyry system beyond the previously identified shallow skarn mineralisation. The company adjusted its drilling programme from a planned 1,800 metres to 1,500 metres, reallocating effort toward deeper and more promising drill holes rather than continuing at the Black Rock target, where initial results suggested distance from the main mineralising source. A key technical development is the transition in copper mineralisation from chalcopyrite to bornite observed in diamond drilling. This shift is significant because bornite contains a higher copper content and is typically associated with the potassic core of porphyry systems, suggesting proximity to a larger and potentially more economically viable mineral source. Supporting this interpretation, drilling has…
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