Major Group: 32—Stone, Clay, Glass, And Concrete Products

This major group includes establishments engaged in manufacturing flat glass and other glass products, cement, structural clay products, pottery, concrete and gypsum products, cut stone, abrasive and asbestos products, and other products from materials taken principally from the earth in the form of stone, clay, and sand. When separate reports are available for mines and quarries operated by manufacturing establishments classified in this major group, the mining and quarrying activities are classified in Division B, Mining. When separate reports are not available, the mining and quarrying activities, other than those of Industry 3295, are classified herein with the manufacturing operations.

If separate reports are not available for crushing, grinding, and other preparation activities of Industry 3295, these establishments are classified in Division B, Mining.

Codes Titles Number of US Businesses
Industry Group 321: Flat Glass
3211Flat Glass763
Industry Group 322: Glass And Glassware, Pressed Or Blown
3221Glass Containers288
3229Pressed and Blown Glass and Glassware, Not Elsewhere Classified1,205
Industry Group 323: Glass Products, Made Of Purchased Glass
3231Glass Products, Made of Purchased Glass1,942
Industry Group 324: Cement, Hydraulic
3241Cement, Hydraulic519
Industry Group 325: Structural Clay Products
3251Brick and Structural Clay Tile260
3253Ceramic Wall and Floor Tile455
3255Clay Refractories157
3259Structural Clay Products, Not Elsewhere Classified98
Industry Group 326: Pottery And Related Products
3261Vitreous China Plumbing Fixtures and China and Earthenware Fittings and Bathroom Accessories132
3262Vitreous China Table and Kitchen Articles55
3263Fine Earthenware (Whiteware) Table and Kitchen Articles51
3264Porcelain Electrical Supplies138
3269Pottery Products, Not Elsewhere Classified1,240
Industry Group 327: Concrete, Gypsum, And Plaster Products
3271Concrete Block and Brick895
3272Concrete Products, Except Block and Brick4,338
3273Ready-Mixed Concrete4,072
3274Lime237
3275Gypsum Products165
Industry Group 328: Cut Stone And Stone Products
3281Cut Stone and Stone Products2,309
Industry Group 329: Abrasive, Asbestos, And Miscellaneous Nonmetallic Mineral Products
3291Abrasive Products567
3292Asbestos Products103
3295Minerals and Earths, Ground or Otherwise Treated334
3296Mineral Wool252
3297Nonclay Refractories184
3299Nonmetallic Mineral Products, Not Elsewhere Classified1,244