Rainbow Rare Earths Limited develops rare earth mineral projects, with operations in Guernsey and Johannesburg. The company focuses on neodymium, dysprosium, terbium, and praseodymium deposits. Its main projects are Phalaborwa in South Africa and Uberaba in Brazil, and it also holds interests in the Gakara project in Burundi, East Africa. Incorporated in 2011, the company is based in Saint Peter Port, Guernsey.