OXFORD MINERALS CO. LTD THE COMPANY IS LOCATED ATPLOT 332 KURASINIDAR ES SALAAM TANZANIADEALERS IN:BAUXITE ORE WHICH IN ROCK FORM WITH COMBINATION OF ALUMINIUM OXIDE & HYDROXIDE SELECTIVE COLOURS WHITE.GRAY,YELLOW AND RED.HARDNESS 1-3 SPEC GRAVITY 2-2.5CHEMICAL COMPOSITION:gibbsite, Al(OH)3 boehmite, AlO(OH) diaspore, ...