Olivine Mines
14Total Sites
3Active
Olivine Mining in the United States
Federal databases document 14 olivine-related mine and mineral deposit locations across the United States. Of these, 3 (21%) are currently active operations tracked by MSHA. These records span active mines, past producers, mineral prospects, and geological occurrences identified through federal surveys.
The earliest recorded olivine mine in the database is Dark Ridge Olivine Deposit in North Carolina, with records dating to 1930.
Top States
| State | Sites |
|---|---|
| North Carolina | 10 |
| Oregon | 2 |
| Washington | 1 |
| Georgia | 1 |
Notable Sites
| Mine | State | County | Status |
|---|---|---|---|
| Millbank Materials Usa, Ltd | Oregon | Multnomah | Active |
| Day Book Olivine Deposit | North Carolina | Yancey | Producer |
| Newdale Olivine Deposit | North Carolina | Yancey | Producer |
| Balsam Gap Olivine Deposit | North Carolina | Jackson | Past Producer |
| Burton Lake Olivine Deposit | Georgia | Rabun | Prospect |
| Dark Ridge Olivine Deposit | North Carolina | Jackson | Past Producer |
| Hamilton Mill | Washington | Skagit | Abandoned |
| Holcombe Branch Olivine Deposit | North Carolina | Madison | Past Producer |
| McCartney Olivine Mine | North Carolina | Macon | Past Producer |
| Middleton Olivine Deposit | North Carolina | Jackson | Occurrence |
| Norton Dunite Deposit | North Carolina | Macon | Past Producer |
| Plant #1 | North Carolina | Yancey | Abandoned |
| Pearsoll Peak Dunite | Oregon | Curry | Occurrence |
| Plant 2 | North Carolina | Mitchell | Abandoned |