Wollastonite Mines
46Total Sites
8Active
Wollastonite Mining in the United States
Federal databases document 46 wollastonite-related mine and mineral deposit locations across the United States. Of these, 8 (17%) 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 wollastonite mine in the database is Code Siding Deposit in California, with records dating to 1933.
Top States
| State | Sites |
|---|---|
| California | 17 |
| New York | 16 |
| Arizona | 7 |
| Nevada | 6 |
Notable Sites
| Mine | State | County | Status |
|---|---|---|---|
| Balmat Mining Operations | New York | St Lawrence | Active |
| Willsboro Mine (fox Knoll) | New York | Essex | Active |
| Code Siding | California | San Bernardino | Producer |
| Lewis | New York | Essex | Producer |
| Lewis Operration | New York | Essex | Producer |
| Lewis Quarry | New York | Essex | Producer |
| Valentine Mine | New York | Lewis | Producer |
| Willsboro Mine & Mill | New York | Essex | Producer |
| Cabot Minerals Div. Deposit | New York | Essex | Past Producer |
| Carrizo Gorge Deposit | California | San Diego | Occurrence |
| Cobralla | Arizona | La Paz | Occurrence |
| Code Siding Deposit | California | Kern | Past Producer |
| Deershead | New York | Essex | Occurrence |
| Gilbert Wollastonite | Nevada | Esmeralda | Prospect |
| Gouveneur #4 Mine & #3 Mill | New York | Lewis | Plant |
| Harrisville Deposit | New York | Lewis | Occurrence |
| Interpace/ Willsboro, N.y. | New York | Essex | Unknown |
| J. O. Mine | California | Inyo | Past Producer |
| Lewis Mine | New York | Essex | Abandoned |
| Little Maria Mountains Wollastonit | California | Riverside | Unknown |
| Lone Mountain Wollastonite | California | San Bernardino | Occurrence |
| Oak Hill Mine | New York | Essex | Intermittent |
| Osgood Mountains Prospect | Nevada | Humboldt | Occurrence |
| Osgood Mtns. | Nevada | Humboldt | Occurrence |
| Portable Crusher #3 | New York | Essex | Intermittent |
| Paradise Mountains Wollastonite | California | San Bernardino | Occurrence |
| Polly-Glacierstone Claims | California | Riverside | Occurrence |
| Portable Plant #2 | New York | Essex | Abandoned |
| Rusty Nail | California | San Bernardino | Occurrence |
| Salome Peak Area | Arizona | La Paz | Occurrence |
| Santa Rita Mountains Wollastonite | Arizona | Pima | Occurrence |
| Santa Rita Mts Mine | Arizona | Pima | Occurrence |
| Scarface Mt Area Mine | Arizona | Pima | Occurrence |
| Sierra Estrella Mountains Wollastonite Occurrence | Arizona | Maricopa | Occurrence |
| Singatse Range Wollastonite Deposit | Nevada | Lyon | Occurrence |
| Snowstone Claims | California | Riverside | Unknown |
| Stephenson Wollastonite | Nevada | Esmeralda | Occurrence |
| Unknown | Arizona | La Paz | Occurrence |
| Unnamed Prospect | California | San Diego | Occurrence |
| Unnamed Wollastonite Occurrence | California | Riverside | Occurrence |
| Unnamed Wollastonite Occurrence | California | San Bernardino | Occurrence |
| Unnamed Wollastonite Occurrence | California | San Bernardino | Occurrence |
| Unnamed Wollastonite Occurrence | California | San Bernardino | Occurrence |
| Usg Wollastonite Mine | California | Riverside | Past Producer |
| White Caps Claims | Nevada | Lincoln | Prospect |
| Wolley Wollastonite Quarry | California | San Bernardino | Past Producer |