The major source of aluminium metal and a clay rich ore composed of aluminum hydroxide stable in earth's surface

Bauxite is a typical Sedimentary rock formed from a reddish clay material called laterite soil and is most commonly found in tropical or subtropical regions (probably a humid condi...

Laterites are a source of aluminum ore; the ore exists largely in clay minerals and the hydroxides, gibbsite, boehmite, and diaspore, which resembles the composition of bauxite.