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Clay, Ceramic, and Refractory Minerals, NEC (179)

Bentonite (44)

   Cetco

   Clay Steinhauser Inc

   Bpm Minerals LLC

   Teague Mineral Products

   Amcol Health & Beauty Sltns

   Wyo-Ben Inc

   Bentonite Performance Minerals LLC

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Clay (44)

   Clayworks

   National Earth Service

   Virginia Clay Co, Inc

   Clay Camp

   Kentucky-Tennessee Clay CO

   Webber Plyley Inc

   Imerys Pigments Inc

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Clay and Related Minerals, Nec (41)

   Bertie Smith Ceramics

   Epithermar LLC

   Art Attala

   Preeminent Life Land Development

   Redmond, Incorporated

   Clay Dimensionals

   Richard Sabourin

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Clays, Except Kaolin and Ball (19)

   Nevada North Resources USA

   Campbells Ceramic Supply

   Oil-Dri Mounds Production CO

   Elementis Specialties Inc

   American Colloid CO

   Valley Clay Mining Co

   Clay Planet Company

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Feldspar Mining (4)

   Hawkins Mine

   Unimin Corp

   Feldspar Corp

   The Feldspar Corporation

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Fire Clay Mining (5)

   Cordova Clay CO Inc

   E J Bognar Inc

   The Clay Messer Company Incorporated

   E J Bognar, Inc

   Mantle Mining Co

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Fuller's Earth Mining (5)

   Lionforce Inc

   Milwhite Inc

   Widearray Electrical

   Milwhite, Inc

   Natural Earth Technologie

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Shale (Common) Quarrying (12)

   Rock Drilling Solutions Inc

   Rdt Inc

   Buildex Inc

   Blue Jay Enterprises

   Callahan & Nannini Quarry, Inc

   Angelo Iafrate Construction CO

   Harry B Lesh Jr

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Stoneware Clay Mining (5)

   Haydude

   Bognar & CO Inc

   Platinum Stucco & Stone

   Sabine Neches, Inc

   Robert D Mc Dougal CPA

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