Latest Us Mining Jurisdiction News

Sentinel Metals has locked in a $15 million institutional placement to fund its acquisition of the 1.01Moz Big Springs Gold Project in Nevada, positioning itself as a growing North American gold player.

Sentinel Metals (ASX: SNM) is set to nearly double its North American gold resources to 2 million ounces by acquiring Capricorn Metals' Big Springs project in Nevada for up to $26 million, combining cash, shares, and milestone payments.

G50 Corp’s initial core hole at the White Caps Project in Nevada reveals a substantial high-grade gold intersection, underpinning the potential of its 2026 drilling campaign targeting Carlin-Style mineralisation.

Helix Resources has boosted the inferred Mineral Resource at its Gold Basin project in Arizona to 280,000 ounces of gold, underpinning its farm-in strategy and advancing development prospects.

Omnia Metals has identified Beaver Creek within its Montana Radix Project as the key focus for rare earth and niobium exploration, leveraging historical data and planning detailed field validation.

IRIS Metals has revealed a 3.03Mt lithium resource at its fully permitted Beecher Project in South Dakota, featuring a notable rubidium component with a high-grade zone containing around 2,100 tonnes of Rb2O. This positions Beecher as a rare multi-commodity critical minerals asset in a top US mining jurisdiction.

American Uranium Ltd (ASX:AMU) has initiated a non-renounceable entitlement issue to raise approximately AUD 2.59 million, primarily to advance exploration and development at its Lo Herma uranium project in Wyoming.

Omnia Metals has appointed Graham Peterson as Senior Geologist to drive exploration and resource definition at its key US critical minerals projects, leveraging his extensive North American experience and cross-jurisdictional insights.

Mammoth Minerals Limited has reported the identification of several high-grade gold and critical mineral targets at its Excelsior Project in Nevada following a comprehensive 2025 rock chip sampling and mapping program. The company is advancing multiple prospects towards drill readiness with ongoing exploration activities.

Diablo Resources has completed drilling at its Phoenix Copper Project and is progressing high-grade silver-antimony exploration at Star Range, positioning itself to capitalize on growing US critical minerals demand.

Pioneer Lithium has significantly expanded its North Pine Project in Idaho, adding 192 new claims across three promising prospects targeting antimony and tungsten near Perpetua Resources’ flagship Stibnite Gold Project.

Power Minerals Limited has secured an option to acquire the Gamma Heavy Rare Earths Project in California, adjacent to the Mountain Pass Mine, backed by a $4.1 million placement to accelerate exploration.