Calcium prospect · San Bernardino County, California
| State | California |
| County | San Bernardino |
| Coordinates | 34.85971, -117.03897 |
| Primary | Calcium |
| Status | Prospect |
| Type | Surface |
| Data Source | USGS MRDS |
| Source ID | 10141129 |
| Site | Distance | Commodity | Status |
|---|---|---|---|
| Unnamed Prospect near Barstow, CA | 0.6 mi | Pumice | Prospect |
| Calico Quarries and Mill | 1.6 mi | Stone, Crushed/Broken | Past Producer |
| Pacific Coast Mill & Mining Company. | 2.6 mi | Gold | Past Producer |
| Pacific Coast Mill and Mining Co. | 2.7 mi | Gold | Past Producer |
| Potter Bentonite Prospect | 3.1 mi | Bentonite | Occurrence |
| Brubaker-Mann Quarry | 3.6 mi | Stone, Crushed/Broken | Past Producer |
| Unnamed Prospect near Barstow, CA | 3.7 mi | Gold | Prospect |
| Climax | 3.8 mi | Gold | Past Producer |
| Unnamed Gravel Pit near Barstow, CA | 3.8 mi | Sand and Gravel, Construction | Past Producer |
| Parker Mill | 3.8 mi | Tungsten | Past Producer |
| Darby | 3.9 mi | Gold | Prospect |
| Bill Mann Quarry | 3.9 mi | Volcanic Materials | Past Producer |
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.