13 SEPTEMBER 2010AL CIRCLERio Tinto Seeking Approval for Weipa <em>Bauxite</em> Expansion in <b>...</b>Edited by : AL CIRCLE1 min read... Rio Tinto Group , the world's third- largest mining company, is seeking approval for a A$900 million ($837 million) expansion of its Weipa ...Tagged with:Rio tintoBauxite projectNew projectsMiningAustraliaPrevious articleVedanata seeks bauxite from within OrissaNext articleBHP Billiton’s Diversification Strategy Works for StockholdersGrow with AL CircleKNOW MORE