Tyranna Resources Limited (ASX: TYX; OTC: TYXXF) is an Australian-based mineral exploration company focused on the discovery and development of rare earth elements (REE), gold, and other critical minerals. The company holds interests in key projects including the Angas Gold Mine in South Australia, the Blue Mountain REE project in Queensland, the Weld Range gold and iron ore project in Western Australia, and the Windidda Gold Project near Murchison, Western Australia; it offers exploration services, resource evaluation, and potential mining operations targeting high-grade deposits for domestic and international markets. Founded in 2005 and headquartered in Perth, Australia, Tyranna operates primarily in Australia with exploration activities concentrated in Queensland, South Australia, and Western Australia, serving the global demand for REE used in clean energy technologies, electronics, and defense applications. In recent developments, the company recommenced gold production at the Angas Gold Mine in late 2023 following a toll-milling agreement, launched feasibility studies for the Blue Mountain REE project highlighting significant JORC resources, and expanded strategic alliances including offtake discussions with Chinese REE processors and partnerships for gold processing upgrades as of 2025.