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Central Mine, Cherry Hill deposit, Wilbur Springs, Sulphur Creek Mining District (Sulfur Creek Mining District; Wilbur Springs Mining District), Coast Ranges, Colusa County, California, USAi
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Latitude & Longitude (WGS84):
39° 2' 3'' North , 122° 25' 29'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Clearlake | 15,182 (2017) | 19.3km |
| Lower Lake | 1,294 (2011) | 21.1km |
| Clearlake Oaks | 2,359 (2011) | 21.3km |
| Clear Lake Riviera | 3,090 (2017) | 27.1km |
| Williams | 5,196 (2017) | 27.3km |
Other/historical names associated with this locality:
Central-Empire group; Empire Mine; Little Giant; Hidden Treasure - Mercury Queen; Mercury King; Dewey
A former Hg mine located in secs. 28 & 29, T14N, R5W, MDM, 0.8 km (2,600 feet) S of Wilbur Springs, adjoining the Manzanita Mine on the N (Located on central shaft, N and S sides of Sulphur Creek.). Discovered in 1873. Production occurred in 1873, 1875, 1890 & 1926. Owned by J. W. Cuthbert (Estate). MRDS database stated accuracy for this location is 100 meters.
Mineralization is a Hg deposit on a serpentine-shale contact, and is hosted in serpentinite. The ore body is 9.14 meters thick, with a depth-to-bottom of 15.24 meters. Alteration is local and involves the silicification of serpentine. Controls for ore emplacement included the brecciation and alteration of serpentine. Local rocks include Jurassic marine rocks, unit 2 (Coast Ranges).
Workings included unspecified surface and underground openings. Workings are now caved. There were several hundred feet of workings, including the central shaft.
Production data: ^3 to 5 pounds (1,807 gram)/ton.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsGallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Cinnabar | 2.CD.15a | HgS |
Other Databases
| Link to USGS MRDS: | 10040762 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Coast MountainsMountain Range
North America PlateTectonic Plate
- California Coast RangesAccretionary Complex
- Franciscan DomainDomain
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