PRODUCER & DEALER PRICES (March 01, 1999)

Antimony: Representative mid-market US$1,390 per tonne (Feb. 23/99).

Bismuth: Representative mid-market US$3.15 per lb. (Feb. 23/99).

Cadmium: Representative mid-market US$0.25 per lb. (Feb. 23/99).

Chromium: Recent physical trades US$60.00-90.00 per tonne (Feb. 23/99).

Cobalt: Recent physical trades US$18.00-20.50 per lb. (Feb. 23/99).

Copper: Comex March delivery US$0.6185 per lb. (Feb. 23/99).

Indium: Indium Corp., ingot, US$275 per kg (Feb. 23/99).

Iridium: Representative mid-market US$395 per oz. (Feb. 23/99).

Magnesium: Producer ingot US$1.80 per lb. (Feb. 23/99).

Manganese: Representative mid-market US$1,020 per tonne (Feb. 23/99).

Molybdenum: Recent physical trades US$2.65-3.10 per lb. molybdenum in oxide (Feb. 23/99).

Niobium: Composite spot ore US$3.00 per lb. Nb2O5 (Feb. 23/99).

Osmium: Representative mid-market US$400 per oz. (Feb. 23/99).

Rhodium: Representative mid-market US$870 per oz. (Feb. 23/99).

Silver: Handy & Harman, New York US$5.560, Toronto $8.555 (Feb. 23/99).

Tantalum: Spot ore mid-market US$32.00 per lb. Ta2O5 (Feb. 23/99).

Tin: Kuala Lumpur tin market US$5.111 per kg (Feb. 23/99).

Titanium: Recent physical trades of TiO2 concentrate US$570-620 per tonne (Feb. 23/99).

Tungsten: Composite spot ore US$4,200 per tonne WO3 (Feb. 23/99).

Uranium: Uranium Exchange Co. restricted spot price — US$10.50 per lb.

U3O8; former Soviet republics — US$8.75 per lb. U3O8 (Feb. 22/99).

Vanadium: Recent physical trades US$2.45-2.70 per lb. V2O5 (Feb. 23/99).

Zinc: Composite free market, special high grade US$0.533 per lb. (Feb.

23/99).