Unnamed Occurrence (ARDF - TN102; northwest of Manley Hot Springs Dome), Hot Springs Mining District, Yukon-Koyukuk Census Area, Alaska, USAi
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Latitude & Longitude (WGS84):
65° 2' 1'' North , 150° 45' 36'' West
Latitude & Longitude (decimal):
Köppen climate type:
Location: This occurrence is at an elevation of about 2,200 feet, approximately 3,000 feet northwest of Manley Hot Springs Dome. The site is at Alaska Division of Geological and Geophysical Surveys (ADGGS) sample station 97SL055A (Liss and others, 1998), near the northwest corner of section 2, T. 2 N., R. 16 W., of the Fairbanks Meridian. The location is accurate within 500 feet.
Geology: Bedrock at the head of Little Denver Creek is mainly Lower Cretaceous sandstone, shale, and siltstone, along with less-abundant quartzite (Reifenstuhl and others, 1998). The northwestern contact of the Tertiary Hot Springs granite pluton and its hornfels aureole is 3,500 feet to the southeast. In 1997, ADGGS collected samples (97SL055A and 97SL055C) of quartzite and black phyllitic schist from near the crest of a west-trending ridge at the head of Little Denver Creek (Liss and others, 1998). The samples contained maximum geochemical values of 4,130 parts per million (ppm) phosphorous and 296 ppm zinc. There is no record of exploration or mining at this site, but there has been extensive industry exploration around Hot Springs Dome (TN103).
Workings: Two samples (97SL055A and 97SL055C) of quartzite and black phyllitic schist were collected by ADGGS from near the top of a west-trending ridge that forms the headwaters of Little Denver Creek (Liss and others, 1998). The samples had anomalous geochemical values of 4130 ppm P, and 296 ppm Zn (Liss and others, 1998). There is no record of exploration or mining activity at this site, but there has been extensive exploration around Hot Springs Dome.
Commodities (Major) - Zn
Development Status: None
Deposit Model: Likely polymetallic veins (Cox and Singer, 1986; model 22c), but very little sp
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: | TN102 |
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Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Arctic AlaskaPassive Margin
- Wickersham DomainDomain
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