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Unnamed Occurrence (ARDF - MC119; north of the Gilahina River), Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USAi
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Latitude & Longitude (WGS84):
61° 29' 20'' North , 143° 36' 39'' West
Latitude & Longitude (decimal):
Köppen climate type:
The locality is in the Wrangell-Saint Elias National Park and Preserve.
Location: This occurrence is on a ridge north of the Gilahina River. It is at an elevation of about 6,150 feet, 800 feet south-southwest of elevation 6444 in the SW1/4 of section 28, T. 4 S., R. 10 E. of the Copper River Meridian. This is locality 103 of MacKevett (1976); the location is accurate to within about 1,000 feet.
Geology: This occurrence consists of a 10-foot-wide iron-stained fault zone that cuts upper Paleozoic volcanic rocks (MacKevett, 1976, 1978). A sample of the altered material contained 7 parts per million (ppm) silver and 200 ppm lead.
Workings: Only limited surface sampling.
Age: Late Paleozoic or younger based on the age of the rocks adjacent to the fault that hosts the deposit.
Alteration: Oxidation.
Commodities (Major) - Ag, Pb
Development Status: None
Commodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.List of minerals for each chemical element
Other Databases
| Link to USGS - Alaska: | MC119 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Wrangell MountainsMountain Range
North America PlateTectonic Plate
- Wrangellia DomainVolcanic Arc
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