Bauxite is chiefly used to produce

1. Bauxite (Al₂O₃·2H₂O) is the primary ore of aluminium. 2. It is refined to alumina (Al₂O₃) via the Bayer process. 3. Alumina is then electrolysed (Hall-Héroult process) to give aluminium metal. 4. India's major bauxite producers: Odisha, Gujarat, Jharkhand, Madhya Pradesh. _Source: syllabus Social Science (Geography), Ch 5 "Minerals and Energy Resources", §5.2_