Bauxite: Geology, Mineralogy, Resources, Reserves and ... Springer
The removal of silica and Al/Fe separation is the process of bauxitisation in strict term. ... It also may occur that that the bauxite ore forms lenses: for example, in Kolhapur district (West Coast, India) there are lenses of sub grade laterite of 12 km long 300400 m wide and 23 m thick. This type of bauxite ore is quasi floating ...