Group 6 Metals Signs Contract for Underground Mining at Dolphin Mine
Group 6 Metals Limited has secured a $110-120 million contract with HMR Drilling Services for underground mining operations at the Dolphin Mine. This shift from open-cut to underground is expected to employ up to 95 workers and is crucial for advancing the Dolphin Tungsten Project.

Group 6 Metals Limited has finalized a binding contract worth $110-120 million with HMR Drilling Services for underground operations at the Dolphin Mine on King Island. The contract, initially set for three years with a possible one-year extension, marks a significant progression for the Dolphin Tungsten Project, which transitioned from open-cut mining.
HMR Drilling Services anticipates employing up to 95 personnel during peak operations. Concurrently, Stellar Resources Limited reported improved tin recovery rates exceeding 70% at its Queen Hill deposit, enhancing project viability.
The pre-feasibility study for the Heemskirk Project is scheduled for release in Q3 2026. These developments indicate a strategic focus on sustainable mining practices and operational efficiency.




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