Numitor occurrence, Chicago Park, Nevada County, California, USAi
| Regional Level Types | |
|---|---|
| Numitor occurrence | Occurrence |
| Chicago Park | Park |
| Nevada County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
39° 9' 20'' North , 120° 55' 57'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Colfax | 2,005 (2017) | 6.4km |
| Dutch Flat | 160 (2011) | 9.9km |
| Alta Sierra | 6,911 (2011) | 10.6km |
| Alta | 610 (2011) | 11.9km |
| Grass Valley | 12,944 (2017) | 13.1km |
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 |
|---|---|---|
| Nevada County Gem & Mineral Society | Grass Valley, California | 13km |
| El Dorado County Mineral and Gem Society | Placerville, California | 49km |
| Gold Country Treasure Seekers | Placerville, California | 49km |
A Cr occurrence located in the NE¼ sec. 14, T15N, R9E, MDM, 3.2 km (2.0 miles) ENE of Chicago Park, along the N shore of Rollins Reservoir, on private land. Discovered in 1918. Owned by the Pushek estate. Operated by W. C. Jauch. MRDS database stated accuracy for this location is 500 meters.
Local rocks include Jurassic marine rocks, unit 1 (Western Sierra Nevada and Western Klamath Mountains).
Jauch found some chromite float along a creek bottom in 1918, while he was leasing the Numitor gold mine. The source of the float was not discovered. No other work was done, no ore was shipped.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsGallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Chromite | Fe2+Cr23+O4 |
| Cr | Chromium | |
| Cr | ⓘ Chromite | Fe2+Cr23+O4 |
| Fe | Iron | |
| Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Other Databases
| Link to USGS MRDS: | 10092415 |
|---|
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 #0060570473
