Pumice prospect · San Bernardino County, California
| State | California |
| County | San Bernardino |
| Coordinates | 35.05280, -117.03728 |
| Primary | Pumice |
| Status | Prospect |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10116572 |
| Site | Distance | Commodity | Status |
|---|---|---|---|
| Unnamed Feldspar Occurrence near Lenwood, CA | 0.4 mi | Feldspar | Occurrence |
| Unnamed Clay-Zeolite Occurrence near Lenwood, CA | 0.5 mi | Clay | Occurrence |
| Felix Roman Clay Mine | 0.9 mi | Clay | Past Producer |
| Unnamed near Lenwood, CA | 1.6 mi | Gold | Past Producer |
| Rainbow Basin Prospect | 1.8 mi | Uranium | Prospect |
| Unnamed Prospect near Lenwood, CA | 2.0 mi | Silver | Prospect |
| Unnamed Quartz Occurrence near Lenwood, CA | 2.1 mi | Quartz | Occurrence |
| Unnamed Zeolite Occurrence near Lenwood, CA | 2.1 mi | Zeolites | Occurrence |
| Unnamed Prospects near Lenwood, CA | 2.2 mi | Gold | Prospect |
| B and B | 2.2 mi | Copper | Producer |
| Unnamed Quarry near Lenwood, CA | 2.4 mi | Silica | Past Producer |
| Unnamed Copper-Gold-Silver Occurre near Barstow, CA | 2.6 mi | Copper | Occurrence |
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.