Latest Caesium News

PMET Resources reports a positive feasibility study for its flagship Shaakichiuwaanaan lithium project, revealing a maiden mineral reserve and advancing environmental and exploration milestones.

Perpetual Resources has certified exceptionally high caesium grades up to 28.3% Cs2O at its Morro Grande prospect in Brazil’s Lithium Valley, reinforcing its potential as a major critical minerals source.

Battery Age Minerals has advanced its exploration with maiden drilling at Austria’s Bleiberg zinc-germanium project and secured approvals for gold-silver drilling in Argentina, while expanding its North American footprint with a new germanium-gallium asset in Utah.

Charger Metals NL has reported a maiden inferred lithium resource of 8.2 million tonnes at its Lake Johnston project, backed by Rio Tinto's $1.1 million exploration funding. A new drilling program is underway, aiming to expand lithium and gold prospects in Western Australia.

Berkeley Energia reports promising lithium and rubidium recoveries from its Conchas Project in Spain, while its subsidiary pursues a $1 billion arbitration claim against Spain over regulatory hurdles at the Salamanca uranium project.

Cassius Mining Limited reports steady progress on its Soalara Limestone Project joint venture discussions and updates on its international arbitration case against Ghana, while raising $250,000 through share and convertible note issuances.

Morella Corporation’s September quarter report reveals significant progress in its diversified critical minerals portfolio, including new titanium-vanadium exposure and streamlined US lithium assets. The company is gearing up for drilling and resource definition in 2026, supported by strengthened funding.

Gold Mountain Limited reported significant exploration progress across its Brazilian projects in Q1 FY2026, highlighting high-grade rare earth element and lithium discoveries alongside promising copper and gold anomalies.

IRIS Metals’ Phase II drilling at the Tin Mountain Project confirms exceptional lithium grades and unveils critical minerals like rubidium, positioning the company as a key player in the US critical minerals landscape.

Tyranna Resources has advanced its exploration and acquisition efforts in Angola, securing a major stake in the Chinguar Gold Project and extending its lithium-caesium project tenure, supported by a solid cash position.

Perpetual Resources has reported exceptional maiden drilling results at its Igrejinha Project in Brazil’s Lithium Valley, confirming a polymetallic system rich in lithium, caesium, tin, tungsten, and tantalum. A recent $1.6 million capital raise bolsters its exploration momentum.

Berkeley Energia reports promising preliminary metallurgical test results from its Conchas Project in Spain, highlighting strong recoveries of lithium and rubidium using flotation and magnetic separation techniques. These findings advance the project's potential in critical minerals supply.