Bauxite is an ORE that is composed of aluminum oxide and other minerals. It is the primary source of aluminum, which is used in a variety of applications. The crossword solutions for bauxite, e.g. are ORE (3 letters) and ALUMINU (7 letters). ORE is a general term for a rock or mineral that can be mined and processed for its valuable components. ALUMINU is the chemical element symbol for aluminum, which is derived from bauxite ORE.