Vancouver, B.C. - Wheaton River Minerals Ltd. (“Wheaton River”) is pleased to announce that it has completed the acquisition of a 100% interest in the Los Filos Gold Deposit and the acquisition of a 21.2% interest (of which 14% is a carried interest) in the El Limon Gold Deposit, both located in Guerrero State, Mexico for US$87 million in cash. Wheaton River acquired a 30% interest in the Los Filos Gold Deposit together with a 21.2% interest in the El Limon Gold Deposit as a result of its acquisition of all of the outstanding shares of Miranda Mining Corporation for US$38.6 million. Wheaton River acquired the remaining 70% interest in the Los Filos Gold Deposit from Teck Cominco Limited in consideration for US$48.4 million.

Wheaton plans to bring Los Filos into production by 2006 and expects to increase projected annual production to over 700,000 gold equivalent ounces at cash costs of less than US$140 per ounce. Wheaton currently produces over 500,000 gold equivalent ounces (over 400,000 ounces of gold and over 6 million ounces of silver) at a cash cost of approximately US$100 per ounce.

For further information please contact Wheaton River Minerals Ltd. Investor Relations at 1-800-567-6223 or email at ir@wheatonriver.com or visit www.wheatonriver.com.