Amount Of Iron Ore In Bauxite

Bauxite ore refers to bauxite with sufficiently high levels of aluminium mineral typically at least 30 al2o3, and manageable levels of insoluble materials such as silica, titanium dioxide or iron oxideauxite contains three principal types of aluminium minerals gibbsite al2o32o boehmite pronounced bohmight or beymight al2o3o.