Jefferson Creek Mine, Southeast Fairbanks Census Area, Alaska, USAi
| Regional Level Types | |
|---|---|
| Jefferson Creek Mine | Mine |
| Southeast Fairbanks Census Area | Census Area |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
64° 8' 49'' North , 141° 29' 9'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Location: Jefferson Creek is a small north tributary of Jack Wade Creek (EA144). The coordinates correspond to an arbitrarily chosen point on the lower part of Jefferson Creek, in section 4, T. 27 N., R. 20 E., of the Copper River Meridian. This site is locality 100 of Burleigh and Lear (1994).
Geology: Bedrock in Jefferson Creek consists of Paleozoic amphibolite-facies metamorphic rocks that have been intruded by plutons and dikes of Jurassic age (Foster, 1976; Szumigala and others, 2002). Placer workings are present near the mouth of the creek. Jefferson Creek was mined for placer gold in 1990 (Swainbank and others, 1991).
Workings: Jefferson Creek was mined for placer gold in 1990 (Swainbank and others, 1991).
Age: Quaternary.
Commodities (Major) - Au
Development Status: Yes
Deposit Model: Placer Au (Cox and Singer, 1986; model 39a).
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.
Detailed Mineral List:
| ⓘ Native Gold Formula: Au |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Gold | 1.AA.05 | Au |
List of minerals for each chemical element
| Au | Gold | |
|---|---|---|
| Au | ⓘ Native Gold | Au |
Other Databases
| Link to USGS - Alaska: | EA145 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Yukon-TananaVolcanic Arc
- Yukon-Tanana upper DomainDomain
USA
- Alaska
- Fortymile Mining DistrictMining District
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