Global Alumina Corp. (TSX:GLA.U) says it will responsible for one-third of $4.1 million in additional project funding that has been approved for development of an alumina refinery, mine and infrastructure in Guinea, West Africa.

The joint venture board had previously approved $768.7 million of cumulative funding through September, including $755.4 million that had been spent by the end of August.

The additional funds will cover the month of October.

The project is jointly owned by Global Alumina, which is a Canadian-listed company focused on the Guinea project, along with Anglo-Australian mining giant BHP Billiton, Dubai Aluminum Co. Ltd. and Mubadala Development Co. PJSC.

The goal is to develop an alumina refinery capable of processing 3.6 million tonnes per year.