Sociedad Quimica y Minera de Chile SA (SQM) has announced that it will invest approximately US$20 million in Elemental Minerals Ltd. (ELM), an Australian-based company with potash deposits in the Republic of Congo. In return, SQM will receive 17 percent of the company, and a right of first refusal for approximately 20 percent of the total potash production of ELM. The State General Reserve Fund of Oman and Summit Private Equity will also subscribe US$20 million and US$10 million, respectively.