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

Bentonite (44)

   Cetco Reeled Tubing

   Bpm Minerals LLC

   Black Hills Bentonite, A Limited Liability Company

   Teague Mineral Products

   Bentonite Performance Minerals LLC

   Cetco

   Cetco Oilfield Services Co

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Clay (44)

   Kentucky-Tennessee Clay CO

   Imerys Pigments & Additives

   Glenn Hammer

   Celite Corp Kenite

   Unimin Corporation

   Carpentersville Quarry

   Webber Plyley Inc

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Clay and Related Minerals, Nec (41)

   Bertie Smith Ceramics

   Go Paint

   The Castle

   Sondon Inc

   Lumacera Innovative Materials Inc

   Aziz Simme Inc

   Clay And Beyond

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Clays, Except Kaolin and Ball (19)

   Watterson Mining

   Nano Clays LLC

   US Clay Lp

   Southern Forestry Service

   Valley Clay Mining Co

   Fat Cat Pottery

   US Clay Lp

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Feldspar Mining (4)

   The Feldspar Corporation

   Unimin Corp

   Hawkins Mine

   Feldspar Corp

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Fire Clay Mining (5)

   The Clay Messer Company Incorporated

   E J Bognar, Inc

   E J Bognar Inc

   Cordova Clay CO Inc

   Mantle Mining Co

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Fuller's Earth Mining (5)

   Lionforce Inc

   Milwhite, Inc

   Milwhite Inc

   Widearray Electrical

   Natural Earth Technologie

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Shale (Common) Quarrying (12)

   Grosso Materials Inc

   Angelo Iafrate Construction CO

   Rdt Inc

   Buildex, Inc

   Callahan & Nannini Quarry, Inc

   Blue Jay Enterprises

   Rock Drilling Solutions Inc

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Stoneware Clay Mining (5)

   Sabine Neches, Inc

   Bognar & CO Inc

   Robert D Mc Dougal CPA

   Platinum Stucco & Stone

   Haydude

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