Baltic Consolidated Quartz Mine (Baltic Cons.; Baltic Con Qtz.; Crown Point claim; Crown Point Extension claim; Shirley claim), Graniteville, Graniteville Mining District (Eureka Mining District), Nevada County, California, USAi
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Latitude & Longitude (WGS84):
39° 23' 17'' North , 120° 43' 19'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Washington | 185 (2011) | 7.4km |
| Downieville | 282 (2011) | 21.1km |
| Sierra City | 221 (2011) | 21.1km |
| Alta | 610 (2011) | 21.6km |
| Dutch Flat | 160 (2011) | 22.6km |
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 |
|---|---|---|
| Nevada County Gem & Mineral Society | Grass Valley, California | 35km |
A former lode Au occurrence/mine located in sec. 26, 27, NE¼NE¼ sec. 34 & sec. 35, T18N, R11E, MDM, about 7 km (4 miles) SSE of Graniteville, in the headwaters area of Little Baltic Creek, on private (patented) land within a National Forest area. The property is comprised of 52.16 acres. Operated prior to 1914. MRDS database stated accuracy for this location is 500 meters. This mine has 3 locations in secs. 27, 34 & 35.
Mineralization is hosted in granite and porphyry. The ore body is a fissure deposit that strikes NNE and dips 45E. The quartz vein contains less than 1% sulfides. Part of the Eagle Bird-Yuba-Ethel-Birchville fissure system. Local rocks include Mesozoic granitic rocks, unit 4 (Klamath Mountains and Northern Sierra Nevada).
Workings include underground openings with a length of 115.21 meters and overall depth of 10.67 meters and comprised of an adit, tunnel and stopes.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Native Gold Formula: Au |
| ⓘ Quartz Formula: SiO2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native 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 | ⓘ Native Gold | Au |
Other Databases
| Link to USGS MRDS: | 10101321 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Calaveras-Baker DomainDomain
- Sierra Nevada BatholithVolcanic Arc
USA
- Sierra NevadaMountain Range
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file #0060570877
