World First: TMC and PAMCO Achieve Breakthrough in Commercial-Scale Processing of Polymetallic Nodules, Successfully Producing Calcine

TMC and PAMCO successfully produced calcine from a 2,000-tonne sample of nodules collected during TMC subsidiary Nauru Ocean Resources Inc.’s 2022 test mining, at PAMCO’s Hachinohe Rotary Kiln Electric-Arc Furnace (RKEF) facility in Japan The nodules were heated to remove moisture and initiate the mineral transition to metallic form, producing approximately 500 tonnes of calcine in [...]