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Spruce Creek Prospect, Fairhaven Mining District, Northwest Arctic Borough, Alaska, USAi
Regional Level Types
Spruce Creek ProspectProspect
Fairhaven Mining DistrictMining District
Northwest Arctic BoroughBorough
AlaskaState
USACountry

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Latitude & Longitude (WGS84):
65° 40' 48'' North , 161° 27' 36'' West
Latitude & Longitude (decimal):
65.68000,-161.46000
GRN:
N44W51
Type:
Prospect
Köppen climate type:
Dfc : Subarctic climate
Nearest Settlements:
PlacePopulationDistance
Buckland431 (2017)36.5km
Mindat Locality ID:
200121
Long-form identifier:
mindat:1:2:200121:3
GUID (UUID V4):
0


Stream falls approximately 400 feet in headwater mile.
Location: This prospect is at an elevation of about 1,200 feet on Spruce Creek. The map site is near the north end of the boundary between sections 7 and 12, T. 3 N., R. 14 W., of the Kateel River Meridian.
Geology: This prospect consists of Upper Cretaceous or Lower Tertiary granite which may contain uranium-bearing minerals. A sample of stream-gravel concentrate contained 0.033% eU (Gault and others, 1953).
Workings: In 1947 the U.S. Geological Survey sampled the stream sediments to evaluate their radioactive mineral content (Gault and others, 1953).

Commodities (Major) - Au?; (Minor) - Radioactive minerals
Development Status: Undetermined
Deposit Model: Radioactive minerals in stream sediments.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


2 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold ?1.AA.05Au
Group 4 - Oxides and Hydroxides
ⓘThorianite4.DL.05ThO2
ⓘvar. Uranothorianite4.DL.05(Th,U)O2
Unclassified
ⓘ'Gummite'-

List of minerals for each chemical element

OOxygen
Oⓘ ThorianiteThO2
Oⓘ Thorianite var. Uranothorianite(Th,U)O2
AuGold
Auⓘ Native GoldAu
ThThorium
Thⓘ ThorianiteThO2
Thⓘ Thorianite var. Uranothorianite(Th,U)O2
UUranium
Uⓘ Thorianite var. Uranothorianite(Th,U)O2

Other Databases

Link to USGS - Alaska:CA034

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Cobb, E.H., 1972, Metallic mineral resources map of the Candle Quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-389, 1 sheet, scale 1:250,000. Cobb, E.H., 1976, Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Candle, Holy Cross, Norton Bay, Nulato, and Unalakleet quadrangles, Alaska: U.S. Geological Survey Open-File Report 76-866, 102 p. Gault, H.R., Killeen, P.L., West, W.S., and others, 1953, Reconnaissance for radioactive deposits in the northeastern part of the Seward Peninsula, Alaska, 1945-47 and 1951: U.S. Geological Survey Circular 250, 31 p.
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