| Naics index | Naics index description |
|---|---|
| 212390 | Ozokerite mining and/or beneficiating |
| 212390 | Pavers mining and/or beneficiating |
| 212390 | Peat grinding |
| 212390 | Peat humus mining and/or beneficiating |
| 212390 | Peat mining and/or beneficiating |
| 212390 | Pebbles grinding |
| 212390 | Perlite mining and/or beneficiating |
| 212390 | Phlogopite mining and/or beneficiating |
| 212390 | Phosphate rock mining and/or beneficiating |
| 212390 | Pigments, natural, mineral, mining and/or beneficiating |