| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Socrates Mine, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 45' 47" N | 122° 45' 29" W | 0.0km (0.0 miles) | |
| Mohawk occurrence, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 45' 47" N | 122° 45' 17" W | 0.3km (0.2 miles) | |
| Contact Mine (Walker; Queen group), Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 45' 32" N | 122° 45' 48" W | 0.7km (0.4 miles) | |
| Eureka Mine (Flagstaff Mine), Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 46' 1" N | 122° 45' 51" W | 0.7km (0.4 miles) | |
| Lookout, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 45' 54" N | 122° 45' 57" W | 0.7km (0.5 miles) | |
| Crystal Mine (Red Cloud Mine; Pacific Mine; Abbey Mine), Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 45' 27" N | 122° 46' 30" W | 1.6km (1.0 miles) | |
| Mary Hurley occurrence (Hurley), Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 44' 47" N | 122° 45' 20" W | 1.9km (1.2 miles) | |
| Last Chance and Young Denver Mine, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 44' 34" N | 122° 45' 51" W | 2.3km (1.4 miles) | |
| Sonoma group (Sonoma Consolidated Mine; Old Sonoma; New Sonoma Mine; Crown Point Mine), Pine Flat, Jimtown, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 44' 34" N | 122° 45' 51" W | 2.3km (1.4 miles) | |
| Anna Belcher prospect (Ann Belcher prospect; Lucky Stone prospect), Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 44' 35" N | 122° 45' 1" W | 2.3km (1.4 miles) | |
| Denver and Hope Mine, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 44' 35" N | 122° 44' 57" W | 2.4km (1.5 miles) | |
| Pine Flat, Jimtown, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 44' 21" N | 122° 45' 46" W | 2.7km (1.7 miles) | |
| Baker Ranch property, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 45' 51" N | 122° 47' 20" W | 2.7km (1.7 miles) | |
| Rattlesnake Mine, The Geysers, West Mayacmas Mining District, Sonoma County, California, USA | 38° 45' 52" N | 122° 47' 25" W | 2.8km (1.7 miles) | |
| Unspecified Mn occurrence [6], Pine Flat, Jimtown, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 44' 5" N | 122° 45' 7" W | 3.2km (2.0 miles) | |
| Pacific group, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 44' 31" N | 122° 47' 3" W | 3.3km (2.0 miles) | |
| Castle Rock Springs, East Mayacmas Mining District, Lake County, California, USA | 38° 46' 4" N | 122° 43' 0" W | 3.6km (2.2 miles) | |
| Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 46' 4" N | 122° 43' 0" W | 3.6km (2.2 miles) | |
| Sonoma Company No. 27 Mine, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 43' 46" N | 122° 45' 38" W | 3.7km (2.3 miles) | |
| Unnamed Mn mine [4], Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 43' 46" N | 122° 45' 39" W | 3.7km (2.3 miles) | |
| Boston group, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 43' 44" N | 122° 44' 57" W | 3.9km (2.4 miles) | |
| Warner and Clark claim, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 44' 3" N | 122° 43' 59" W | 3.9km (2.4 miles) | |
| Black Point claim, Cobb, East Mayacmas Mining District, Lake County, California, USA | 38° 47' 44" N | 122° 44' 34" W | 3.9km (2.4 miles) | |
| Cobb Mountain Oyster Rock, Cobb, East Mayacmas Mining District, Lake County, California, USA | 38° 47' 49" N | 122° 44' 39" W | 4.0km (2.5 miles) | |
| Mead prospect, Castle Rock Springs, East Mayacmas Mining District, Lake County, California, USA | 38° 45' 56" N | 122° 42' 43" W | 4.0km (2.5 miles) | |
| McDonald prospect (McDonald property), Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 43' 36" N | 122° 45' 5" W | 4.1km (2.5 miles) | |
| Paul Warner property (Warner claim; Big Bluff), Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 43' 47" N | 122° 44' 8" W | 4.2km (2.6 miles) | |
| Big Injun Mine, Castle Rock Springs, East Mayacmas Mining District, Lake County, California, USA | 38° 45' 46" N | 122° 42' 34" W | 4.2km (2.6 miles) | |
| Foss prospect, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 47' 32" N | 122° 47' 21" W | 4.2km (2.6 miles) | |
| Great Northern prospect, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA | 38° 44' 35" N | 122° 42' 51" W | 4.4km (2.7 miles) | |
Contact Mine, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA