Cambior and Cambiex sell the Polo Sur copper property for US $3 million to Magma Copper Company.

MONTREAL--(BUSINESS WIRE)--Oct. 11, 1995-- Minera Polo Sur, S.A., a company jointly owned by Cambior (82.5 percent) and Cambiex (17.5 percent), has agreed to sell the Polo Sur copper property, located in Northern Chile, for an amount of US $3 million to Magma Copper Chile, an affiliate of Magma Copper Company.

Minera Polo Sur has also retained a 1 percent Net Smelter Return royalty interest on production from the property. Through the agreement, Cambior will receive US $2,475,000 and Cambiex will receive US $525,000.

The Partners consider this an appropriate time to realize on the value of this asset and invest the proceeds in gold exploration properties which better suit their strategies.

Cambior is a major gold producer with operating and exploration activities in North and South America. Cambior's shares and warrants are listed on the Montreal and Toronto stock exchanges and on the American Stock Exchange (AMEX) in the United States under the symbols CBJ and CBJ.WTA.

Cambiex is an exploration company with interests in approximately fifteen (15) properties in North and South America. Cambiex securities trade on the Montreal and Toronto stock exchanges under the symbols CBX and CBX.WT.

CONTACT: Henry A. Roy

Cambior Inc.

Senior Vice President,

Finance & Administration and CFO 

514/878-1484

or

Robert LaValliere

Cambior Inc.

Manager

Investor Relations

514/878-1282

or

Jean Depatie

Cambiex Exploration Inc.

President and Chief Executive Officer

514/878-3166