2002 NAICS Definitions

212325 Clay and Ceramic and Refractory Minerals Mining

This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) mining clay (except kaolin and ball), ceramic, or refractory minerals; (2) developing the mine site for clay, ceramic, or refractory minerals; and (3) beneficiating (i.e., preparing) clay (except kaolin and ball), ceramic, or refractory minerals.

Cross-References. Establishments primarily engaged in--

• Shaping, molding, baking, burning, or hardening clay and nonclay refractories, and structural clay products--are classified in Industry 32712, Clay Building Material and Refractories Manufacturing;
• Developing the mine site, mining, and/or beneficiating kaolin or ball clay--are classified in U.S. Industry 212324, Kaolin and Ball Clay Mining; and
• Shaping, molding, glazing, and firing pottery, ceramics, and plumbing fixtures--are classified in Industry 32711, Pottery, Ceramics and Plumbing Fixture Manufacturing.

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No change 1997 to 2002

2002 NAICS to 1987 SIC

1997 Economic Census

Bridge Between 1997 NAICS and SIC

2002 NAICS	1997 NAICS	1987 SIC	Corresponding Index Entries
212325	212325		Andalusite mining and/or beneficiating
212325	212325		Aplite mining and/or beneficiating
212325	212325		Bentonite mining and/or beneficiating
212325	212325		Bleaching clay mining and/or beneficiating
212325	212325		Brucite mining and/or beneficiating
212325	212325		Burley mining and/or beneficiating
212325	212325		Clay (except kaolin, ball) mining and/or beneficiating
212325	212325		Clay bleaching
212325	212325		Clay, ceramic and refractory minerals, mining and/or beneficiating
212325	212325		Clay, fire, mining and/or beneficiating
212325	212325		Common clay mining and/or beneficiating
212325	212325		Common shale mining and/or beneficiating
212325	212325		Cornwall stone mining and/or beneficiating
212325	212325		Cyanite mining and/or beneficiating
212325	212325		Diaspore mining and/or beneficiating
212325	212325		Dumortierite mining and/or beneficiating
212325	212325		Earth, fuller's (e.g., all natural bleaching clays), mining and/or beneficiating
212325	212325		Feldspar mining and/or beneficiating
212325	212325		Fire clay mining and/or beneficiating
212325	212325		Flint clay mining and/or beneficiating
212325	212325		Fuller's earth mining and/or beneficiating
212325	212325		Kyanite mining and/or beneficiating
212325	212325		Laterite mining and/or beneficiating
212325	212325		Magnesite mining and/or beneficiating
212325	212325		Nepheline syenite mining and/or beneficiating
212325	212325		Olivine, non-gem, mining and/or beneficiating
212325	212325		Pegmatite, feldspar, mining and/or beneficiating
212325	212325		Pinite mining and/or beneficiating
212325	212325		Plastic fire clay mining and/or beneficiating
212325	212325		Refractory minerals mining and/or beneficiating
212325	212325		Shale (except oil shale) mining and/or beneficiating
212325	212325		Sillimanite mining and/or beneficiating
212325	212325		Stoneware clay mining and/or beneficiating
212325	212325		Syenite, nepheline, mining and/or beneficiating
212325	212325		Topaz, non-gem, mining and/or beneficiating

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