The Osage Mineral Council consists of eight Osage Mineral Council members that serve as the elected governing body for the mineral affairs of the Osage Mineral Estate. The Osage Mineral Council conducts regular meetings every third Wednesday of each month in the Council Chambers located on the Osage Tribal Campus.
The Osage Nation Reservation consists of approximately 1,475,000 acres and is otherwise known as Osage County, Oklahoma. The Osage tribe owns all mineral rights located within Osage County and has an income from all oil and gas found in Osage County. The Osage Nation campus - the heart of the Osage Nation - is located in Pawhuska, Oklahoma.