Aetna Ledge Mine [1], Indian Flat, Nevada City Mining District, Nevada County, California, USAi
| Regional Level Types | |
|---|---|
| Aetna Ledge Mine [1] | Mine |
| Indian Flat | Flat |
| Nevada City Mining District | Mining District |
| Nevada County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
39° 17' 1'' North , 121° 5' 7'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Nevada City | 3,152 (2017) | 6.3km |
| Rough and Ready | 963 (2011) | 7.4km |
| Grass Valley | 12,944 (2017) | 7.5km |
| North San Juan | 269 (2011) | 9.7km |
| Lake Wildwood | 4,991 (2011) | 11.4km |
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 |
|---|---|---|
| Nevada County Gem & Mineral Society | Grass Valley, California | 7km |
| Sutter Buttes Gem & Mineral Society | Marysville, California | 46km |
| Feather River Lapidary & Mineral Society | Oroville, California | 48km |
A former lode Au occurrence/mine located in sec. 4, T16N, R8E, MDM, 3.0 km (1.9 miles) NW of Indian Flat (coordinates of record), N & E of highway 49 (4.5 miles N of Grass Valley). MRDS database stated accuracy for this location is 1,000 meters. Directions according to the MSHA: 4 miles N on highway 49 from Nevada City to slide area sign, take first road on the right.
Local rocks include Mesozoic gabbroic rocks, unit 2 (undivided).
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: | 10007350 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Foothills-Wallowa 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 #0060570234
