| | | 21223 | Copper, Nickel, Lead, and
Zinc Mining | 5 | | Copper, Nickel, Lead, and
Zinc Mining 21223 | Metal Ore Mining 2122 | Mining (except Oil and
Gas) 212 | Mining, Quarrying, and
Oil and Gas Extraction 21 |
| | | 212230 | Copper, Nickel, Lead, and
Zinc Mining | 6 | Copper, Nickel, Lead, and
Zinc Mining 212230 | Copper, Nickel, Lead, and
Zinc Mining 21223 | Metal Ore Mining 2122 | Mining (except Oil and
Gas) 212 | Mining, Quarrying, and
Oil and Gas Extraction 21 |
| | | 21229 | Other Metal Ore Mining | 5 | | Other Metal Ore Mining 21229 | Metal Ore Mining 2122 | Mining (except Oil and
Gas) 212 | Mining, Quarrying, and
Oil and Gas Extraction 21 |
| | | 212291 | Uranium-Radium-Vanadium
Ore Mining | 6 | Uranium-Radium-Vanadium
Ore Mining 212291 | Other Metal Ore Mining 21229 | Metal Ore Mining 2122 | Mining (except Oil and
Gas) 212 | Mining, Quarrying, and
Oil and Gas Extraction 21 |
| | | 212299 | All Other Metal Ore
Mining | 6 | All Other Metal Ore
Mining 212299 | Other Metal Ore Mining 21229 | Metal Ore Mining 2122 | Mining (except Oil and
Gas) 212 | Mining, Quarrying, and
Oil and Gas Extraction 21 |
| | | 2123 | Nonmetallic Mineral
Mining and Quarrying | 4 | | | Nonmetallic Mineral
Mining and Quarrying 2123 | Mining (except Oil and
Gas) 212 | Mining, Quarrying, and
Oil and Gas Extraction 21 |
| | | 21231 | Stone Mining and
Quarrying | 5 | | Stone Mining and
Quarrying 21231 | Nonmetallic Mineral
Mining and Quarrying 2123 | Mining (except Oil and
Gas) 212 | Mining, Quarrying, and
Oil and Gas Extraction 21 |
| | | 212311 | Dimension Stone Mining
and Quarrying | 6 | Dimension Stone Mining
and Quarrying 212311 | Stone Mining and
Quarrying 21231 | Nonmetallic Mineral
Mining and Quarrying 2123 | Mining (except Oil and
Gas) 212 | Mining, Quarrying, and
Oil and Gas Extraction 21 |
| | | 212312 | Crushed and Broken
Limestone Mining and
Quarrying | 6 | Crushed and Broken
Limestone Mining and
Quarrying 212312 | Stone Mining and
Quarrying 21231 | Nonmetallic Mineral
Mining and Quarrying 2123 | Mining (except Oil and
Gas) 212 | Mining, Quarrying, and
Oil and Gas Extraction 21 |
| | | 212313 | Crushed and Broken
Granite Mining and
Quarrying | 6 | Crushed and Broken
Granite Mining and
Quarrying 212313 | Stone Mining and
Quarrying 21231 | Nonmetallic Mineral
Mining and Quarrying 2123 | Mining (except Oil and
Gas) 212 | Mining, Quarrying, and
Oil and Gas Extraction 21 |