Hines-Gilbert Mine (Heinz Gilbert; Saybert), French Hill, Spanish Dry Diggings (Spanish Dry Diggins), Greenwood District, Northwest Segment Mother Lode, El Dorado County, California, USAi
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Latitude & Longitude (WGS84):
38° 57' 27'' North , 120° 55' 57'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Auburn Lake Trails | 3,426 (2011) | 5.1km |
| Meadow Vista | 3,217 (2011) | 9.1km |
| Georgetown | 2,367 (2011) | 9.9km |
| Cool | 4,100 (2017) | 10.6km |
| Foresthill | 1,483 (2011) | 12.1km |
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 | 28km |
| Gold Country Treasure Seekers | Placerville, California | 28km |
| Nevada County Gem & Mineral Society | Grass Valley, California | 31km |
| Roseville Rock Rollers | Roseville, California | 38km |
| Fossils for Fun Society, Inc. | North Highlands, California | 49km |
Mindat Locality ID:
77727
Long-form identifier:
mindat:1:2:77727:5
GUID (UUID V4):
44de538b-6558-41a8-83ca-975a71000b32
A former lode Au mine located in the SW¼SW¼ sec. 24, T13N, R9E, MDM, 2.1 km (1.3 miles) NNW of French Hill (coordinates of record) and 2.3 km (1.4 miles) WNW of Spanish Dry Diggings, at the N end of Cherokee Flat, on private land. Operated during the periods 1921 to 1928 and 1934. Produced during the period 1921 to 1928. Prospected in 1954. MRDS database stated accuracy for this location is 100 meters.
Mineralization is a vein deposit hosted in slate, amphibolite and schist. The ore body strikes N20W and dips 80NE at a thickness of 1.83 meters. There are 2 veins approximately 200 feet apart. Local rocks include Jurassic marine rocks, unit 1 (Western Sierra Nevada and Western Klamath Mountains).
Workings include surface and underground openings with an overall depth of 33.53 meters and an overall width of 45.72 meters and comprised of a 450 foot adit and an open cut.
Production statistics: Year: 1948; period: 1921-1948: 17 grams Au/metric ton.
Analytical data results: unoxidized ore ran good assays.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsGallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Gold | 1.AA.05 | Au |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Quartz | 4.DA.05 | SiO2 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Quartz | SiO2 |
| Si | Silicon | |
| Si | ⓘ Quartz | SiO2 |
| Au | Gold | |
| Au | ⓘ Gold | Au |
Other Databases
| Link to USGS MRDS: | 10006856 |
|---|
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Calaveras-Baker DomainDomain
USA
- California
- Mother Lode BeltBelt
- Sierra NevadaMountain Range
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file #0060170193
