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Unnamed Occurrence (ARDF - CI083; northeast of Table Mountain), Circle Mining District, Yukon-Koyukuk Census Area, Alaska, USAi
| Regional Level Types | |
|---|---|
| Unnamed Occurrence (ARDF - CI083; northeast of Table Mountain) | - not defined - |
| Circle Mining District | Mining District |
| Yukon-Koyukuk Census Area | Census Area |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
65° 27' 28'' North , 145° 51' 39'' West
Latitude & Longitude (decimal):
Köppen climate type:
Location: The location is the site of sample no. 3136, plate 1, of U.S. Geological Survey Open-File Report 84-479 (Foster and others, 1984). It is approximately 2 miles NE of Table Mountain along the Pinnel Mountain trail.
Geology: Significant Sn, W and Zn geochemical values were detected in calc-silicate rocks. Bedrock is mainly quartz-mica schist intruded by felsic igneous rock (Menzie and others, 1983). Four samples of calc-silicate rock contained 70-150 ppm Sn, up to 500 ppm W, 300-700 ppm Zn, and a trace of Au in one sample (Foster and others, 1984).
Workings: Surface samples taken. Staked as Dolly 368 claim block.
Commodities (Major) - Sn, W; (Minor) - Au, Zn
Development Status: None
Deposit Model: Contact metamorphic tin-tungsten-zinc deposit.
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: | CI083 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- North America PlatformPassive Margin
- Yukon-Tanana lower DomainDomain
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