Opal Hill Mine, CA
Interactive topo map of Opal Hill Mine, CA
| Place Name: | Opal Hill Mine |
| Feature Class: | Mine |
| US State: | CA |
| County: | Riverside |
| Latitude: | 33.45 |
| Longitude: | -114.86 |
| Elevation (meters): | 224 m |
| Elevation (feet): | 734′ |
| USGS Quad: | Thumb Peak topo map |
| 7.5´ topo: |  |
| State topo index: | CA topo index |
| Alternate map versions: | CA topographic maps Editions by year, direct download as GeoPDF. |
| 30´ x 60´ topo: | 1:100,000 scale map |
| 1° x 2° topo: | 1:250,000 scale map |