This industry comprises establishments primarily engaged in manufacturing nonmetallic mineral products (except pottery, ceramics, and plumbing fixtures; clay building materials and refractories; glass and glass products; cement; ready-mix concrete; concrete products; lime; gypsum products; and abrasive products). Manufacturing pottery, ceramics, and plumbing fixtures--are classified in Industry 32711, Pottery, Ceramics, and Plumbing Fixture Manufacturing; Mining or quarrying stone, earth, or other nonmetallic minerals--are classified in Industry Group 2123, Nonmetallic Mineral Mining and Quarrying; Buying and selling semifinished monuments and tombstones with no work other than polishing, lettering, or shaping to custom order--are classified in Sector 42, Wholesale Trade or Sector 44-45, Retail Trade; Manufacturing clay building materials and refractories--are classified in Industry 32712, Clay Building Material and Refractories Manufacturing; Manufacturing glass and glass products--are classified in Industry 32721, Glass and Glass Product Manufacturing; Manufacturing cement--are classified in Industry 327310, Cement Manufacturing; Mixing and delivering ready-mix concrete--are classified in Industry 327320, Ready-Mix Concrete Manufacturing; Manufacturing concrete pipe, brick, and block--are classified in Industry 32733, Concrete Pipe, Brick, and Block Manufacturing; Manufacturing concrete products (except pipe, brick, and block)--are classified in Industry 327390, Other Concrete Product Manufacturing; Manufacturing lime--are classified in Industry 327410, Lime Manufacturing; Manufacturing gypsum products--are classified in Industry 327420, Gypsum Product Manufacturing; Manufacturing abrasive products--are classified in Industry 327910, Abrasive Product Manufacturing; and Manufacturing metallic scouring pads and steel wool--are classified in Industry 33299, All Other Fabricated Metal Product Manufacturing.
