Felix Gold (ASX:FXG) established Frontier Antimony Refinery, a US-focused platform for antimony refining, metal production, marketing, and downstream development, with access to domestic feedstock from the Treasure Creek project in Alaska, according to a Thursday Australian bourse filing.

Frontier was incorporated as a Delaware corporation and established as a wholly-owned unit of Felix Gold.

Antimony ore is currently being extracted, sorted, stockpiled, and containerized under permit at the project, per the filing. Frontier is entering into commercial ore supply arrangements with Felix Gold to purchase antimony-bearing material from Treasure Creek.