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Minerals and Earths, Ground or Otherwise Treated (542)

Blast Furnace Slag (5)

   Stein Steel Mill Services Inc

   Tube City Ims

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Cat Box Filler (6)

   Blue Mountain Production CO

   Stremick's Inc

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Clay for Petroleum Refining, Chemically Processed (7)

   Carolina Stalite Company Limited Partnership

   Integra Environmentals

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Clay, Ground or Otherwise Treated (25)

   J R Goslee CO

   Enviro Group Inc

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Desiccants, Clay: Activated (5)

   Ky Impex

   Desiccare, Inc

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Diatomaceous Earth Manufacturers (5)

   U S Audio Inc

   J D Thomlinson Ltd

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Earths, Ground or Otherwise Treated (9)

   Foundation Service Corp

   Malone Construction Inc

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Filtering Clays, Treated (5)

   Flow Rite Filtering Tubes

   WIPERS RECYCLING LLC

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Foundry Facings, Ground or Otherwise Treated (8)

   S & B Indl Minerals

   Bellsmith

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Graphite Manufacturers (28)

   Graphite Technology Group-Mfg

   Alliant Techsystems

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Graphite, Natural: Ground, Pulverized, Refined, or Blended (22)

   Sgl Technic Polycarbon Div

   Metro Technologies Inc

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Mica, Ground or Otherwise Treated (5)

   Deepstep Mineral Products LLC

   American Mica Corp

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Minerals, Ground or Otherwise Treated (29)

   U S Cosmetics Corporation

   Alu Chem Inc

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Minerals/Earths-Ground or Treated Manufacturers (235)

   K W Properties

   Northeast Solite Corp

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Perlite, Aggregate or Expanded (22)

   Therm-O-Rock Inc

   Paramount Perlite Co

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Pulverized Earth (4)

   Contract Crush & Screen Co

   P J Albert Inc

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Roofing Granules (21)

   3M CO

   Reed Minerals

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Shale, Expanded (7)

   Schwarz Partners, L P

   United Industrial Service

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Slag Manufacturers (74)

   R W Elliott & Sons

   Tube City Ims

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Talc Manufacturers (11)

   Big Pine Distributors

   Oregon Pacific Minerals Corp

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Vermiculite Manufacturers (9)

   Schundler CO

   Virginia Vermiculite Ltd

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