** Shares of rare earth miner Critical Metals CRML.O rise 7.7% to $11.58 premarket

** The firm signs a 15-year binding offtake agreement with REalloys ALOY.O for rare earth concentrate from its Tanbreez project in Greenland

** Under the agreement, REalloys will buy 15% of annual rare earth concentrate produced at the project — one of the world's largest known heavy rare earth deposits

** REalloys will receive priority rights to concentrate containing higher levels of the critical heavy rare earth elements, dysprosium and terbium, along with a right of first refusal over additional volumes

** Deliveries will be made from the Tanbreez port in southern Greenland; pricing will be linked to international rare earth oxide benchmarks

** As of last close, CRML up 54.90% YTD