Latest Operational Resumption News

Sheffield Resources has resumed mining and processing at its flagship Thunderbird Mineral Sands Mine following repairs to critical equipment, signalling a return to production at this major Western Australian asset.

Phoslock Environmental Technologies has amended its December 2025 quarterly report to correct funding data and withdraw its sales outlook, while reporting improved cash flow and resuming factory operations.

Polymetals Resources has begun a staged restart of its Endeavor Silver-Zinc Mine following a tragic explosion that claimed two lives. The company is conducting a thorough safety review as investigations continue.

Cokal Limited’s PT Bumi Barito Mineral has resumed limited mining operations and appointed PT Harapan Mitra Lestari as its mining contractor, while upgrading logistics infrastructure to support future production growth.