Centrex Limited, formerly Centrex Metals Limited, is an Australia-based exploration company. The Company’s principal activity includes phosphate project development in Queensland, potash exploration in Western Australia and base metals exploration in New South Wales. Its projects include Goulburn Polymetallic, Ardmore Phosphate and Oxley Potash projects. The Goulburn Polymetallic Project is located in the Lachlan Fold Belt in New South Wales. The Ardmore Phosphate Project is located south of Mt Isa in Northwest Queensland. The Oxley Potash Project is located in the Midwest of Western Australia approximately 125 kilometers southeast of the port of Geraldton. The Oxley Potash Project is over 32 kilometers long shallow dipping and outcropping potash feldspar rich lava flow. The Oxley Potash Project is located next to existing roads, rail, power and gas infrastructure. The products from both its projects are necessary ingredients for global food production and human nutrition.