Rainbow Rare Earths Limited engages in the development of rare earth minerals projects in Guernsey and Johannesburg. The company focuses on neodymium, dysprosium, terbium, and praseodymium deposits. It focuses on the development of the Phalaborwa project in South Africa and the Uberaba project in Brazil. The company also has interests in the Gakara project in Burundi, East Africa. Rainbow Rare Earths Limited was incorporated in 2011 and is based in Saint Peter Port, Guernsey.