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Unnamed Occurrence (ARDF - TK133; Little Nelchina North), Willow Creek Mining District, Matanuska-Susitna Borough, Alaska, USAi
| Regional Level Types | |
|---|---|
| Unnamed Occurrence (ARDF - TK133; Little Nelchina North) | - not defined - |
| Willow Creek Mining District | Mining District |
| Matanuska-Susitna Borough | Borough |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
62° 7' 43'' North , 147° 30' 3'' West
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Glacier View | 234 (2017) | 36.5km |
Location: This occurrence is said to be at an elevation of about 4,150 feet, north of the Little Nelchina River and 4 miles east of Horsepasture Pass (Baedecker and others, unpub. data, 1998). It is in the NE1/4 sec. 31, T. 24 N., R. 11 E., Seward Meridian, but the accuracy of the location is unknown.
Geology: This occurrence consists of a magnetite-rich part of an Upper Jurassic sandstone (Baedecker and others, unpub. data, 1998). U.S. Geological Survey rock samples contain up to 1,000 parts per million zinc, 0.4 part per million gold, 290 parts per million chromium, and 280 parts per million copper.
Workings: Only limited surface sampling by U.S. Geological Survey.
Commodities (Major) - Au, Zn; (Minor) - Cr, Cu
Development Status: None
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
1 valid mineral.
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Magnetite | Fe2+Fe23+O4 |
| Fe | Iron | |
| Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
Other Databases
| Link to USGS - Alaska: | TK133 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Peninsular-Talkeetna DomainDomain
- Peninsular TerraneVolcanic Arc
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