Bauxite and Corundum

Bauxite noun - A clay-like mineral; the chief ore of aluminum; composed of aluminum oxides and aluminum hydroxides; used as an abrasive and catalyst.

Corundum and bauxite are semantically related in aluminum oxide topic. In some cases you can use "Corundum" instead a noun "Bauxite".

Corundum noun - Very hard mineral used as an abrasive.

Bauxite and corundum are semantically related in aluminum oxide topic. You can use "Bauxite" instead a noun "Corundum".