Flagstone prospect · San Bernardino County, California
| State | California |
| County | San Bernardino |
| Coordinates | 35.35061, -115.07973 |
| Primary | Flagstone |
| Status | Prospect |
| Type | Surface |
| Data Source | USGS MRDS |
| Source ID | 10236833 |
| Site | Distance | Commodity | Status |
|---|---|---|---|
| Cedar Top Perlite | 0.1 mi | Perlite | Past Producer |
| Erin Deposit | 0.8 mi | Perlite | Occurrence |
| Hats Prospect | 1.3 mi | Perlite | Prospect |
| Hart Peak No. 5 | 1.3 mi | Clay | Prospect |
| Castle Mtns. | 1.3 mi | Montmorillonite | Past Producer |
| Castle Mountains Perlite | 1.5 mi | Perlite | Past Producer |
| White Rose Clay Prospect | 2.2 mi | Clay | Prospect |
| Germanite | 2.6 mi | Copper | Prospect |
| Henry Perlite Group | 3.0 mi | Perlite | Prospect |
| Whitehart No. 1 | 3.4 mi | Kaolin | Prospect |
| Turtle Back | 3.6 mi | Clay | Prospect |
| Unnamed Shaft near Cal-Nev-Ari, NV | 3.9 mi | Barium-Barite | Prospect |
This location is classified as a mineral prospect or occurrence — a site where minerals have been identified but no significant mining has taken place. These sites typically have minimal environmental impact but indicate the presence of mineral deposits in the area.