Great Northern Minerals (GNM) has completed the acquisition of the Catalyst Ridge rare earth element (REE) and antimony project within the Mountain Pass district in California’s Mojave Desert, US. This project encompasses four distinct claim areas totalling 214 lode mining claims and covering approximately 18km. The transaction follows the approval of shareholders at the annual general meeting (AGM) on 22 Oct 2025, as well as the completion of all necessary legal, technical, and financial due diligence. ...