Global company Nystar will pay $6.6 million to buy a major stake in Subiaco-based Ironbark Gold, and has agreed to a life-of mine offtake deal for the latter's Citronen lead-zinc project.

Global company Nystar will pay $6.6 million to buy a major stake in Subiaco-based Ironbark Gold, and has agreed to a life-of mine offtake deal for the latter's Citronen lead-zinc project.