Oakville,Ontario,Canada. Basic Member. Since Jun, 2020. Baffinland Iron Mines Corporation (Baffinland) is a Canadian mining company, mining iron ore at the Mary River operation in the Qikiqtani region of North Baffin, Nunavut, Canada. It is jointly owned by Nunavut Iron Ore and ArcelorMittal and operates a high-grade iron ore mine here.