Latest Tantalum News

PMET Resources has achieved over 97% caesium extraction from pollucite concentrate using sulphuric acid leaching at SGS Canada, while parallel proprietary testwork with Koch Technology Solutions advances value-added caesium chemical pathways.

Charger Metals reports strong metallurgical results from its Medcalf lithium deposit, lifting lithium and tantalum grades significantly while slashing iron content. The company’s recent 34% resource upgrade and proximity to processing infrastructure underpin plans for a scoping study.

QEM Limited has pushed back the deadline to complete due diligence on its planned acquisition of two U.S. critical minerals projects, citing legal concerns mainly around chain of title.

Catalina Resources has completed its acquisition of the Breakaway Dam Project, gaining a promising copper-rich VMS system and underexplored lithium potential. The deal also brings Forrestania Resources onboard as a significant shareholder.

Dart Mining has completed a key site visit to its historic Walwa Tin-Tungsten Project in Victoria, collecting samples and compiling historic drilling data ahead of planned diamond drilling in late 2026.

Charger Metals has expanded its Medcalf Lithium Inferred Mineral Resource Estimate by 34% to 10.6 million tonnes at 1.0% Li2O, with tantalum grades also impressively high. The adjacent Medcalf West target adds further upside as Charger refocuses on advancing Lake Johnston.

Ore Resources Ltd has revealed new assay results from a 3,300m RC drilling program at its Kangaroo Hills Lithium Project, confirming significant extensions at the Big Red and Potoroo pegmatites and advancing near-term commercialisation options.

Askari Metals has expanded its Uis Project pipeline in Namibia by uncovering seven high-priority pegmatite targets through advanced hyperspectral analysis, setting the stage for upcoming reverse circulation drilling and trenching programs.

Delta Lithium Limited has acquired key tenements at its Yinnetharra Project, gaining full control over 170 km2 of lithium prospective ground. The company also reports a notable gold occurrence at Mason’s prospect and continues extensive exploration across its large tenure.

Dart Mining NL is advancing a comprehensive review of its 100% owned tin-tungsten tenements in Northeast Victoria, aiming to unlock value from historic mines as tin and tungsten prices soar.

Eclipse Metals has unveiled high-grade fluorite alongside a suite of critical minerals including gallium and rubidium at Greenland’s Ivigtût mine, repositioning the asset beyond its historic cryolite legacy.

Odessa Minerals has revealed promising rare earth and lithium assay results from its Lockier Range Project in WA, highlighting potential carbonatite-hosted REE mineralisation at Mt Yaragner and fertile lithium pegmatites at the Southern Pegmatite Field.