Latest Rubidium News

Delta Lithium delivered high-grade lithium drilling results at Mt Ida and uncovered significant fluorite mineralisation at Yinnetharra, while securing key tenement acquisitions and maintaining a strong cash position of $49.6 million.

Aldoro Resources has solidified its position in critical minerals with a major resource update at Kameelburg, revealing the world’s largest Strontium deposit alongside high-grade rare earth and niobium mineralisation, backed by robust Phase II drilling and metallurgical advances.

Elementos Limited made significant strides in advancing its Oropesa Tin Project in Spain, securing key permitting milestones and expanding exploration tenure while strengthening its vertical integration strategy in Europe. Concurrent progress at its Cleveland project in Tasmania and a robust cash position underpin the company’s push toward a Final Investment Decision amid elevated tin prices.

Lithium Plus Minerals has identified promising near-surface rubidium, lithium, and beryllium mineralisation at its Spotted Wonder Project in the Northern Territory, setting the stage for expanded exploration in Q3 2026.

Battery Age Minerals has expanded its Falcon Lake lithium project in Ontario by staking 46 new mineral claims, boosting its district-scale footprint to 60 km² and reinforcing its position in a prolific lithium corridor with multi-element potential.

Berkeley Energia has delivered a maiden Mineral Resource Estimate for its Conchas Project in Spain, revealing significant lithium and rubidium grades near surface and confirming the project's potential for bulk open-pit mining.

Aldoro Resources has secured A$4.3 million through unsecured convertible notes, providing funding to accelerate development at its Kameelburg Critical Minerals Project and exploring a potential Hong Kong Stock Exchange listing.

Critical Resources' 2026 field program at Mavis Lake identifies highly fractionated lithium-caesium-tantalum pegmatites in newly acquired northern claims, sharpening drill targets and bolstering its multi-deposit lithium district ambitions.

IRIS Metals has launched Phase I field activities at its Finley Basin Tungsten Project in Montana, aiming to validate historical mineralisation with a 7,000m drill program scheduled for Q3 2026.

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.

IRIS Metals posted a $22.3 million loss for FY26, driven by major impairments on exploration assets and elevated share-based payments. The company pivots away from Edison and Tin Mountain projects, focusing on lithium-rubidium in South Dakota and tungsten in Montana.

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.