| SIC Codes: | 3251 3241 3231 3229 3221 3211 3253 3297 3296 3295 3291 3281 3275 3274 3255 3259 3261 3262 3264 3271 3272 3273 |
| NAICS Codes: | 327110 327120 327320 327331 327332 327390 327410 327420 327910 327991 327992 327993 327999 327211 327212 327213 327215 327310 |
Companies in this industry manufacture products made from sand, gravel, stone, and clay. Products include bricks and ceramic products, as well as cement, glass, and gypsum.