Unnamed Occurrence (ARDF - MC116; north shoulder of Nelson Mountain), Nizina Mining District, Valdez-Cordova Census Area, Alaska, USAi
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Latitude & Longitude (WGS84):
61° 20' 33'' North , 143° 49' 8'' West
Latitude & Longitude (decimal):
Köppen climate type:
The locality is in the Wrangell-Saint Elias National Park and Preserve.
Location: This occurrence is on the north shoulder of Nelson Mountain. It is at an elevation of about 3,300 feet, 500 feet south of elevation 3319 (benchmark O'Hara) near the northeast corner of section 20, T. 6 S., R. 9 E. of the Copper River Meridian. This is locality 60 of MacKevett (1976); the location is accurate to within about 1,000 feet.
Geology: This occurrence consists of sulfides scattered through Permian marble (MacKevett, 1976). A sample of the mineralized rock contained 15 percent iron, 300 parts per million cadmium, 700 ppm lead, and more than 10,000 ppm zinc.
Workings: Only limited surface sampling.
Age: Permian or younger based on the age of the host rock.
Commodities (Major) - Pb, Zn; (Minor) - Cd
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
2 valid minerals.
Detailed Mineral List:
| ⓘ Pyrite ? Formula: FeS2 |
| ⓘ Sphalerite Formula: ZnS |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Sphalerite | 2.CB.05a | ZnS |
| ⓘ | Pyrite ? | 2.EB.05a | FeS2 |
List of minerals for each chemical element
| S | Sulfur | |
|---|---|---|
| S | ⓘ Pyrite | FeS2 |
| S | ⓘ Sphalerite | ZnS |
| Fe | Iron | |
| Fe | ⓘ Pyrite | FeS2 |
| Zn | Zinc | |
| Zn | ⓘ Sphalerite | ZnS |
Other Databases
| Link to USGS - Alaska: | MC116 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Peninsular TerraneVolcanic Arc
- Wrangellia DomainVolcanic Arc
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