Latest Underground Development News

KGL Resources has reported a robust quarterly update for its Jervois Copper Project, highlighting a strong feasibility study with a $405 million NPV and successful drilling that extends high-grade copper resources. The company also secured $4.2 million in new capital and is progressing strategic financing to target production by 2027.

MAC Copper Limited reported steady Q1 2025 copper production amid rising costs but strengthened its balance sheet through a significant debt refinancing, positioning itself for a 23% production increase by 2026.

FireFly Metals reports robust March quarter results, highlighting significant drilling success at its Green Bay Copper-Gold Project and a well-funded position to advance large-scale mining studies.

Haranga Resources has acquired the Lincoln Gold Project in California, boasting historic production of ~3.4 million ounces and a current indicated and inferred resource of 286,000 ounces. Concurrently, the company advances uranium exploration in Senegal and completes a $1.14 million capital raise.

Regis Resources reported a robust March quarter with steady gold production and early repayment of its $300 million term loan, reinforcing its financial flexibility. The company also updated Tropicana’s Ore Reserves and advanced underground growth projects while navigating ongoing legal challenges at McPhillamys.

Deterra Royalties Limited reported a 4% increase in portfolio revenue to AUD 61.9 million for the March 2025 quarter, driven by robust iron ore royalties and record gold margins. The company also marked a major milestone with the Final Investment Decision and full funding secured for Phase 1 of the Thacker Pass Lithium Project, targeting production in 2027.

Tribune Resources delivered steady gold output and continued underground development in the March 2025 quarter, while improving cost efficiency and maintaining positive cash flow. Exploration drilling at key prospects promises potential resource upgrades ahead.

Rand Mining reported a solid March quarter with 4,909 ounces of gold produced and ongoing underground development, though cash reserves dipped to $2.33 million reflecting operational pressures.

Hillgrove Resources reported a robust March quarter with a 12% increase in copper production and a 92% rise in mine operating cash flow, underpinned by a successful $18 million capital raise to accelerate growth at Kanmantoo.

Sandfire Resources reported resilient March quarter results despite severe weather disruptions, maintaining its FY25 copper equivalent production guidance and reducing net debt by $45 million. The company also advanced exploration and secured a new $650 million corporate revolving facility, enhancing financial flexibility.

Magnetic Resources NL has significantly increased the Lady Julie North 4 gold deposit resource to 1.55 million ounces, supported by ongoing high-grade drilling and exceptional metallurgical recoveries of up to 97.5%. Feasibility studies for combined open pit and underground mining are advancing, targeting 150,000 ounces per annum over eight years.

FireFly Metals Ltd reports a significant 42% increase in mineral resources at its Green Bay Copper-Gold Project, underpinned by robust drilling results and a well-capitalized balance sheet with over A$84 million in cash and liquid assets.