Copper occurrence · San Bernardino County, California
| State | California |
| County | San Bernardino |
| Coordinates | 34.30194, -114.48660 |
| Primary | Copper |
| Tertiary | Gold, Silver |
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 10286971 |
| Site | Distance | Commodity | Status |
|---|---|---|---|
| Unnamed Prospect near Big River, CA | 0.2 mi | Copper | Occurrence |
| Unnamed Prospect near Big River, CA | 0.3 mi | Copper | Prospect |
| American Eagle | 0.4 mi | Copper | Past Producer |
| Unnamed Prospect near Big River, CA | 0.4 mi | Gold | Prospect |
| D and W Mine | 0.5 mi | Copper | Past Producer |
| D. and W. | 0.5 mi | Copper | Past Producer |
| New American Eagle Mine | 0.5 mi | Copper | Past Producer |
| Unnamed Prospect near Big River, CA | 0.6 mi | Copper | Occurrence |
| Atkinson Group | 0.7 mi | Gold | Prospect |
| Braintruster | 1.0 mi | Occurrence | |
| Braintruster | 1.1 mi | Gold | Prospect |
| Cascade Mine No. 2 | 1.4 mi | Gold | 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.