Excess weight: Aluminium is far lighter than metal, rendering it perfect for programs that call for fat reduction. Bauxite, An important aluminium ore. The red-brown color is mainly because of the presence of iron oxide minerals. Over-all, the Earth is about 1.59% aluminium by mass (seventh in abundance by mass).[sixty https://lanegwmao.p2blogs.com/36116577/5-simple-statements-about-sheds-and-garages-explained