Alleghany Mining District (Forest Mining District), Nevada County, California, USAi
| Regional Level Types | |
|---|---|
| Alleghany Mining District (Forest Mining District) | Mining District |
| Nevada County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
39° North , 120° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~68km
Type:
Köppen climate type:
A continuation of this district from Sierra County.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded from this region.Mineral List
Mineral list contains entries from the region specified including sub-localities3 valid minerals.
Detailed Mineral List:
| ⓘ Arsenopyrite Formula: FeAsS Description: Material is coarse. |
| ⓘ 'Chlorite Group' |
| ⓘ 'Hornblende Root Name Group' Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2 |
| ⓘ Native Gold Formula: Au Localities: Reported from at least 7 localities in this region. |
| ⓘ Quartz Formula: SiO2 Localities: Buckhorn & Wedge Lodes Mine (Gem; Buckhorn Wedge and Gem), Alleghany Mining District (Forest Mining District), Nevada County, California, USA Twin Sisters Mine, Alleghany Mining District (Forest Mining District), Nevada County, California, USA Unnamed Au mine [11], Alleghany Mining District (Forest Mining District), Nevada County, California, USA German Bar Mine (German Bar Consolidated; German Bar Cons.), Alleghany Mining District (Forest Mining District), Nevada County, California, USA Sleeping Beauty Mine, Alleghany Mining District (Forest Mining District), Nevada County, California, USA |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Gold | 1.AA.05 | Au |
| Group 2 - Sulphides and Sulfosalts | |||
| ⓘ | Arsenopyrite | 2.EB.20 | FeAsS |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| Unclassified | |||
| ⓘ | 'Chlorite Group' | - | |
| ⓘ | 'Hornblende Root Name Group' | - | ◻Ca2(C2+4C3+)(AlSi7O22)W2 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Hornblende Root Name Group | ◻Ca2(C42+C3+)(AlSi7O22)W2 |
| Al | Aluminium | |
| Al | ⓘ Hornblende Root Name Group | ◻Ca2(C42+C3+)(AlSi7O22)W2 |
| Si | Silicon | |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Hornblende Root Name Group | ◻Ca2(C42+C3+)(AlSi7O22)W2 |
| S | Sulfur | |
| S | ⓘ Arsenopyrite | FeAsS |
| Ca | Calcium | |
| Ca | ⓘ Hornblende Root Name Group | ◻Ca2(C42+C3+)(AlSi7O22)W2 |
| Fe | Iron | |
| Fe | ⓘ Arsenopyrite | FeAsS |
| As | Arsenic | |
| As | ⓘ Arsenopyrite | FeAsS |
| Au | Gold | |
| Au | ⓘ Native Gold | Au |
Localities in this Region
- California
- Nevada County
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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German Bar Mine, Alleghany Mining District, Nevada County, California, USA