- Flat glass (2)
- Pressed and blown glass, nec (28)
- Products of purchased glass (16)
- Brick and structural clay tile (1)
- Ceramic wall and floor tile (7)
- Clay refractories (1)
- Structural clay products, nec (4)
- Porcelain electrical supplies (1)
- Pottery products, nec (23)
- Concrete block and brick (4)
- Concrete products, nec (24)
- Ready-mixed concrete (21)
- Cut stone and stone products (84)
- Abrasive products (3)
- Minerals, ground or treated (2)
- Nonmetallic mineral products, (9)
