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Bernard property (Bernard Cinnabar Mine; Bernard claim; Amador Mine; Amador Quicksilver Mine), Brandon Corner, Shingle Springs Mining District, West Belt, El Dorado County, California, USAi
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Latitude & Longitude (WGS84):
38° 34' 55'' North , 120° 52' 49'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Shingle Springs | 4,432 (2011) | 10.1km |
| Plymouth | 960 (2017) | 11.5km |
| Deer Park | 1,384 (2018) | 12.2km |
| River Pines | 379 (2011) | 12.5km |
| Cameron Park | 18,228 (2011) | 13.4km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| El Dorado County Mineral and Gem Society | Placerville, California | 18km |
| Gold Country Treasure Seekers | Placerville, California | 18km |
| Amador County Gem & Mineral Society | Sutter Creek, California | 22km |
| Roseville Rock Rollers | Roseville, California | 40km |
| Fossils for Fun Society, Inc. | North Highlands, California | 44km |
A former Hg mine located in sec. 4, T8N, R10E, MDM, about 4.6 km E of Brandon Corner and 2 miles W of Nashville, on the western slope of Logtown Ridge, along Fanny Creek, S of China Mountain, on private land. Owned by J. L. Schneider (1956). First produced in 1860. MRDS database stated accuracy for this location is 100 meters.
NOTE: USGS MRDS database file #10236161 presents MRDS file #10162692 as a related file. This latter file has no apparent relationship whatsoever. Also, MRDS file #10040662 places this locality in the Nashville District, which is on the Mother Lode. This locality is W of (off of) the Mother Lode.
Mineralization is hosted in slate and quartzite and is related to rhyolite dikes. The ore body is 15.24 meters wide. Vermilion coats the walls of old workings (observed in the 1860's (Aubury). Local rocks include Mesozoic volcanic rocks, unit 2 (Western Sierra Foothills and Western Klamath Mountains).
Workings include surface and underground openings with an overall depth of 22.86 meters.
Production data are found in: Holmes, Jr., G.W. (1965), Mercury in California: in: U.S. Bureau of Mines Information Circular 8252.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Cinnabar Formula: HgS Description: Occurs interstitially in slate and quartzite. |
| ⓘ Pyrite Formula: FeS2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Cinnabar | 2.CD.15a | HgS |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
List of minerals for each chemical element
| S | Sulfur | |
|---|---|---|
| S | ⓘ Cinnabar | HgS |
| S | ⓘ Pyrite | FeS2 |
| Fe | Iron | |
| Fe | ⓘ Pyrite | FeS2 |
| Hg | Mercury | |
| Hg | ⓘ Cinnabar | HgS |
Other Databases
| Link to USGS MRDS: | 10040662 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Calaveras-Baker DomainDomain
- Sierra Nevada BatholithVolcanic Arc
This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to
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for access and that you are aware of all safety precautions necessary.
References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file #0060170230
