PRODUCER AND DEALER PRICES (August 18, 1997)

Aluminium: LME settlements US$1,721 per tonne, alloy $1,500 per tonne (Aug.

12/97).

Antimony: Composite free market, US$1,910 per tonne (Aug. 11/97).

Bismuth: Composite free market US$3.65 per lb. (Aug. 11/97).

Cadmium: Composite free market US$0.58 per lb. (Aug. 11/97).

Chromium: Turkish ore, 48% chromium oxide US$150 per tonne (Aug. 11/97).

Cobalt: Composite free market US$22.70 per lb. (Aug. 11/97).

Copper: Comex Sept. delivery US$1.0485 per lb. (Aug. 12/97).

Indium: Indium Corp., ingot, US$290 per kg (Aug. 12/97).

Iridium: Composite free market US$158 per oz. (Aug. 11/97).

Magnesium: Composite free market US$1.80 per lb. (Aug. 11/97).

Manganese: Composite free market US$1,235 per tonne (Aug. 11/97).

Molybdenum: Composite free market, US$4.55 per lb. molybdenum in oxide (Aug.

11/97).

Niobium: Composite spot ore US$3.00 per lb. niobium pentoxide (Aug. 11/97).

Osmium: Composite free market US$420 per oz. (Aug. 11/97).

Rhodium: Composite free market US$285 per oz. (Aug. 11/97).

Silver: Handy & Harman, New York US$4.410, Toronto $6.373 per oz. (Aug.

12/97).

Tantalum: Composite spot ore US$28.75 per lb. tantalum pentoxide (Aug. 11/97).

Tin: Kuala Lumpur tin market US$5.35 per kg (Aug. 12/97).

Titanium: Sponge, composite free market US$4.25-4.50 per lb. (Aug. 11/97).

Tungsten: Composite spot ore US$5,000 per tonne (Aug. 11/97).

Uranium: Uranium Exchange Co. restricted spot price — US$10.30 per lb.

U3O8; former Soviet republics — US$9.00 per lb. U3O8 (Aug. 11/97).

Vanadium: Composite free market US$4.04 per lb. vanadium oxide (Aug. 11/97).

Zinc: Composite free market, SHG US$0.8497 per lb. (Aug. 12/97).