Industry: 1459—Clay, Ceramic, and Refractory Minerals, Not Elsewhere Classified
Establishments primarily engaged in mining, milling, or otherwise preparing clay, ceramic, or refractory minerals, not elsewhere classified. Establishments producing clay in conjunction with the manufacture of refractory or structural clay and pottery products are classified in Manufacturing, Major Group 32.
| Andalusite mining | Fuller's earth mining |
| Aplite mining | Kyanite mining |
| Bentonite mining | Magnesite mining |
| Brucite mining | Nepheline syenite quarrying |
| Burley mining | Olivine (nongem) mining |
| Clays (common) quarrying—not in conjunction with manufacturing | Pegmatite (feldspar) mining |
| Cornwall stone mining | Pinite mining |
| Cyanite mining | Plastic fire clay mining |
| Diaspore mining | Shale (common) quarrying—not in conjunction with manufacturing |
| Dumortierite mining | Sillimanite mining |
| Feldspar mining | Stoneware clay mining |
| Fire clay mining | Syenite, nepheline—quarrying |
| Flint clay mining | Topaz (nongem) mining |
| Codes |
Titles | Total Marketable US Businesses |
| 14590000 | Clay and related minerals, nec | 22 |
| 14590100 | Clays, except kaolin and ball | 14 |
| 14590101 | Bentonite mining | 34 |
| 14590102 | Clays (common) quarrying | 14 |
| 14590103 | Fire clay mining | 5 |
| 14590104 | Flint clay mining | 0 |
| 14590105 | Fuller's earth mining | 1 |
| 14590106 | Plastic fire clay mining | 0 |
| 14590107 | Shale (common) quarrying | 5 |
| 14590108 | Stoneware clay mining | 2 |
| 14590200 | Nonclay refractory materials | 3 |
| 14590201 | Andalusite mining | 0 |
| 14590203 | Kyanite mining | 0 |
| 14590204 | Magnesite mining | 0 |
| 14590300 | Feldspar mining | 1 |
| 14590301 | Aplite mining | 0 |
| 14590302 | Nepheline syenite quarrying | 0 |
| 14599906 | Olivine (nongem) mining | 0 |
