PRODUCER AND DEALER PRICES (June 07, 2010)

Antimony: Mid-mkt US$9,266.66/t.

Bismuth: Mid-mkt US$9.60/lb.

Cadmium: Mid-mkt US$1.90/lb.

Coal: EIA Central Appalachian thermal, US$64.60/T; Powder River Basin thermal, US$11.50/T; Northern Appalachian, US$60.75; US EIA Sept. metallurgical, US$156.65/t. CME Group Central Appalachian Coal Futures July 2010: US$59.42; August 2010: US$59.79

Cobalt: Recent trades US$19.50-22.25/lb.

Copper: Comex Copper Futures July 2010: US$3.07/lb.; Comex August 2010: $3.08/lb.

Indium: Indium Corp., ingot, US$640/kg.

Iridium: Mid-mkt US$701.66/tr. oz.

Magnesium: Mid-mkt US$2,883.33/t.

Manganese: Mid-mkt US$2,800.00/t.

Mercury: Mid-mkt US$750.00/flask (76 lb.).

Molybdenum: Oxide, recent trades US$15.50-16.30/lb.

Rhodium: Mid-mkt US$2,641.66/tr. oz.

Ruthenium: Mid-mkt US$240.00/tr. oz.

Selenium: Mid-mkt US$39.00/lb.

Silver: Base: US$18.55; Fabricated: US$21.25; Sterling: US$17.20

Tantalum: Ta2O5 ore, mid-mkt US$39.50/lb.

Tin: Kuala Lumpur Tin Market, US$17.66/kg.

Tungsten: WO3 ore, mid-mkt US$14,685.00/t

Uranium: U3O8, Uranium Exchange Co. spot price US$40.75/ lb.; Trade Tech spot price US$40.75/lb.

Ferrovanadium: Free Market V2O5, recent trades US$7.00- 7.25/lb.

Prices current June 1, 2010