Manganese occurrence · Lake County, California
| State | California |
| County | Lake |
| Coordinates | 38.93048, -122.49217 |
| Tertiary | Manganese |
| Status | Occurrence |
| Discovery Year | 1918 |
| Data Source | USGS MRDS |
| Source ID | 10163952 |
| Site | Distance | Commodity | Status |
|---|---|---|---|
| Myers Red Bay | 0.0 mi | Occurrence | |
| Marylyne Prospect | 0.8 mi | Asbestos | Unknown |
| Unnamed Location near Lower Lake, CA | 1.0 mi | Mercury | Occurrence |
| Marylyne Prospect | 1.1 mi | Asbestos | Occurrence |
| Unknown near Lower Lake, CA | 1.1 mi | Mercury | Occurrence |
| Unnamed Location near Lower Lake, CA | 1.3 mi | Mercury | Occurrence |
| Shamrock | 1.8 mi | Occurrence | |
| Red Rock & Silver Rock Claims | 2.0 mi | Mercury | Unknown |
| Unnamed Location near Lower Lake, CA | 2.1 mi | Calcium | Occurrence |
| Unnamed Location near Lower Lake, CA | 2.1 mi | Chromium | Occurrence |
| Shamrock Prospect | 2.2 mi | Mercury | Occurrence |
| Unknown near Lower Lake, CA | 2.9 mi | Chromium | 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.