Mining and Metals

A.M. Castle & Co.

AMCOL International Corporation

ARBED S.A.

Aggregate Industries plc

Agnico-Eagle Mines Limited

Aktiebolaget SKF

Alcan Aluminium Limited

Alcoa Inc.

Alliance Resource Partners, L.P.

Alrosa Company Ltd.

Altos Hornos de México, S.A. de C.V.

Aluminum Company of America

Anglo American Corporation of South Africa Limited

Anglo American PLC

Aquarius Platinum Ltd.

Arcelor Gent

Ashanti Goldfields Company Limited

Atchison Casting Corporation

BHP Billiton

Barrick Gold Corporation

Battle Mountain Gold Company

Benguet Corporation

Bethlehem Steel Corporation

Birmingham Steel Corporation

Boart Longyear Company

Bodycote International PLC

Boliden AB

Boral Limited

British Steel plc

Broken Hill Proprietary Company Ltd.

Brush Engineered Materials Inc.

Brush Wellman Inc.

Buderus AG

CONSOL Energy Inc.

Cameco Corporation

Carpenter Technology Corporation

Chaparral Steel Co.

Christensen Boyles Corporation

Cleveland-Cliffs Inc.

Coal India Ltd.

Cockerill Sambre Group

Coeur d'Alene Mines Corporation

Cold Spring Granite Company

Cold Spring Granite Company Inc.

Cominco Ltd.

Commercial Metals Company

Companhia Siderúrgica Nacional

Companhia Vale do Rio Doce

Corporacion Nacional del Cobre de Chile

Corus Group plc

Cyprus Amax Minerals Company

De Beers Consolidated Mines Limited/De Beers Centenary AG

Dofasco Inc.

Earle M. Jorgensen Company

Echo Bay Mines Ltd.

Eramet

Falconbridge Limited

Fansteel Inc.

Fluor Corporation

Freeport-McMoRan Copper & Gold, Inc.

Gencor Ltd.

Gerdau S.A.

Glamis Gold, Ltd.

Gold Fields Ltd.

Grupo Mexico, S.A. de C.V.

Handy & Harman

Hanson Building Materials America Inc.

Hanson PLC

Harmony Gold Mining Company Limited

Hecla Mining Company

Hemlo Gold Mines Inc.

Highveld Steel and Vanadium Corporation Limited

Homestake Mining Company

Horsehead Industries, Inc.

Hylsamex, S.A. de C.V.

IMCO Recycling, Incorporated

Imerys S.A.

Inco Limited

Industrias Penoles, S.A. de C.V.

Inland Steel Industries, Inc.

Intermet Corporation

Iscor Limited

Ispat Inland Inc.

Ispat International N.V.

JSC MMC Norilsk Nickel

Kawasaki Heavy Industries, Ltd.

Kennecott Corporation

Kentucky Electric Steel, Inc.

Kinross Gold Corporation

Laclede Steel Company

Layne Christensen Company

Lonmin plc

Lonrho Plc

Lukens Inc.

Massey Energy Company

Meridian Gold, Incorporated

Minerals Technologies Inc.

NKK Corporation

NV Umicore SA

National Steel Corporation

Neyveli Lignite Corporation Ltd.

Niagara Corporation

Nippon Steel Corporation

Norddeutsche Affinerie AG

North Star Steel Company

Nucor Corporation

Oglebay Norton Company

Oregon Metallurgical Corporation

Oregon Steel Mills, Inc.

Ormet Corporation

Outokumpu Oyj

POSCO

Park Corp.

Peabody Coal Company

Peabody Energy Corporation

Pechiney SA

Phelps Dodge Corporation

Placer Dome Inc.

Potash Corporation of Saskatchewan Inc.

Quanex Corporation

RAG AG

RMC Group p.l.c.

Reliance Steel & Aluminum Co.

Republic Engineered Steels, Inc.

Rio Tinto PLC

Rio Tinto plc

Roanoke Electric Steel Corporation

Ryerson Tull, Inc.

Saudi Basic Industries Corporation (SABIC)

Schnitzer Steel Industries, Inc.

Severstal Joint Stock Company

Shanghai Baosteel Group Corporation

Siderar S.A.I.C.

Smorgon Steel Group Ltd.

Southern Peru Copper Corporation

Southwire Company, Inc.

Stillwater Mining Company

Sumitomo Metal Industries Ltd.

TOTAL S.A.

Tata Iron & Steel Co. Ltd.

Teck Corporation

Tenaris SA

The Hudson Bay Mining and Smelting Company, Limited

The LTV Corporation

The Marmon Group

The Pittston Company

The Timken Company

Titanium Metals Corporation

Total Fina Elf S.A.

U.S. Borax, Inc.

Ugine S.A.

Universal Stainless & Alloy Products, Inc.

Usinor SA

WMC, Limited

Wah Chang

Weirton Steel Corporation

Worthington Industries, Inc.

Xstrata PLC