Latest Underground Development News

Lunnon Metals reports robust high-grade gold assay results from its Lady Herial deposit, reinforcing confidence in its upcoming open pit development plans within the Kambalda Gold & Nickel Project.

Perseus Mining has secured presidential approval to develop the CMA underground project at Yaouré, marking a pivotal expansion in Côte d’Ivoire’s gold mining sector. The project promises to extend mine life to 2035 with production ramping up by early 2027.

Ballymore Resources reports standout high-grade gold, silver, and copper results from its latest drilling at the Dittmer Gold Project, reinforcing confidence in the Duffer Lode’s continuity and prompting plans to extend underground exploration.

Northern Star Resources reaffirms its Ore Reserves and Mineral Resources as of March 2025, maintaining steady production targets and a robust balance sheet while advancing key growth projects including the KCGM Mill Expansion and the Hemi Development Project.

Vault Minerals reports a 31% increase in gold Ore Reserves to 4 million ounces and a 3% rise in Mineral Resources to 12.2 million ounces as of June 2025, driven by strong growth at Leonora, Sugar Zone, and Mount Monger.

Benz Mining Corp reported a CAD 3.58 million net loss for Q1 2025, driven by ramped-up exploration at its newly acquired Western Australian gold projects. The company bolstered its cash position with a CAD 27 million private placement post-period, aiming to fuel further resource growth.

Hillgrove Resources has completed its Nugent Acceleration Project ahead of schedule, boosting underground development and early ore processing. However, the company has lowered its 2025 copper production guidance and raised cost estimates due to geological challenges.

Augustus Minerals is progressing its second-in-time licence application for the Mt Kare Gold Project in Papua New Guinea, aiming to unlock a high-grade alkali epithermal deposit near the Porgera mine. The company is preparing for rapid underground development and aggressive drilling, contingent on regulatory outcomes.

Core Lithium has successfully raised $50 million through a two-tranche institutional placement, complemented by a $10 million Share Purchase Plan, to accelerate its Finniss Lithium Project towards a Final Investment Decision.

Aurelia Metals has reported a robust turnaround in FY25 with a 69% jump in EBITDA and a return to profitability, driven by operational gains at Peak and Federation. The company is advancing key growth projects targeting 40kt copper equivalent production by FY28.

Mammoth Minerals has initiated the second phase of exploration at its Excelsior Gold-Silver Project in Nevada, leveraging a pioneering 3D underground survey of the historic Blue Dick Mine to guide upcoming drilling.

Ora Banda Mining Ltd delivered a standout FY25 with net profit soaring 575% to $186 million, driven by record gold production and successful underground mine expansions. The company sets ambitious FY26 targets amid strong operational momentum.