Latest Caesium News

PMET Resources has unveiled several new high-grade lithium, caesium, and tantalum pegmatite discoveries across its flagship Shaakichiuwaanaan Property and adjacent holdings in Quebec, significantly expanding the known mineralised footprint and reinforcing its critical minerals credentials.

Perpetual Resources has achieved a major breakthrough in reducing iron impurities in its Beharra silica sand, pushing product quality closer to the coveted solar glass standard with a simple, low-cost processing approach.

Solis Minerals is poised to launch diamond drilling at its Mandacaru lithium prospect in Brazil this June, backed by robust geochemical data and expert technical support. Meanwhile, its Cinto Copper Project in Peru has secured final drilling approvals, marking a significant step in the company’s 2026 exploration campaign.

Askari Metals has kicked off a comprehensive Phase 1 field program at its EPL 7626 licence within Namibia's Uis Project, aiming to uncover polymetallic mineralisation including tin and tantalum. The program leverages advanced remote sensing and on-site LIBS analysis to identify buried pegmatites adjacent to a major operating mine.

Perpetual Resources has verified a continuous pegmatite system across four trenches at its Mauricio Target within Brazil’s Igrejinha Lithium and Caesium Project, tracing a 167-metre strike open in multiple directions. Assay results are awaited ahead of planned drilling.

PMET Resources has kicked off a substantial 45,000-meter drilling program at its flagship Shaakichiuwaanaan Property in Quebec, aiming to bolster lithium, caesium, and tantalum resource development ahead of updated economic studies.

Everest Metals Corporation (ASX: EMC) has upgraded its Mt Edon Critical Minerals Project resource to 4.3 million tonnes at 0.23% Rb2O, enhancing grade, tonnage, and confidence ahead of a mining proposal submission expected to gain approval by late 2026.

PMET Resources has secured crucial non-binding letters of support from Export Development Canada and Germany’s KfW IPEX-Bank, marking a key step toward financing its Shaakichiuwaanaan critical minerals project in Quebec ahead of an updated feasibility study.

Askari Metals (ASX:AS2) has validated continuous polymetallic mineralisation including tin, lithium, tantalum, rubidium, and caesium at its PS Pegmatite Target within the Uis Project in Namibia, setting the stage for planned drilling in H2 2026.

PMET Resources has cleared a major regulatory hurdle with federal acceptance of its Environmental and Social Impact Assessment for the Shaakichiuwaanaan lithium-tantalum-caesium project, while pushing forward updated feasibility studies and a critical power application.

PMET Resources has produced 4.47 tonnes of 6.09% Li2O spodumene concentrate at 89% recovery from its CV5 Pegmatite using an innovative DMS pilot program, bolstering its lithium project development and upcoming feasibility updates.

Chariot Resources advances its Nigerian lithium acquisition with six licences transferred and spodumene confirmed in samples, while raising A$2.15 million and securing a A$3.5 million loan refinancing.