(Facility) Palabora Copper Smelter

PINCOCK, ALLEN & HOLT, INC.; THE DEVELOPMENT OF ENGINEERING,OPERATING AND ENVIRONMENTAL COST DATA FOR INTERNATIONALCOPPER SMELTING AND REFINING OPERATIONS - PALABORA,SOUTH AFRICA. BUMINES CONTRACT J0290007; FOR INF.,CONTACT S.W. TOWLE, TPO, BUMINES-MAFO, DENVER, CO.CHARLES RIVER ASSOCIATES SMELTER PROFILE, PALABORA SMELTER,JULY 25, 1986, P. 2.PALABORA MINING COMPANY LIMITED, 1986 ANNUAL REPORT, P. 14.PALABORA MINING COMPANY LIMITED, 1987 ANNUAL REPORT, P.15.PALABORA MINING COMPANY LIMITED, 1988 ANNUAL REPORT, P. 16.PALABORA MINING COMPANY LIMITED, 1989 ANNUAL REPORT, P. 20.PALABORA MINING COMPANY LIMITED, 1990 ANNUAL REPORT, P. 6.PALABORA MINING COMPANY LIMITED, 1991 ANNUAL REPORT, P. 7.PALABORA MINING COMPANY LIMITED, 1992 ANNUAL REPORT, P. 7.