|Quadrangle map, 1:250,000-scale||EA|
|Quadrangle map, 1:63,360-scale||A-1|
|Nearby scientific data||Find additional scientific data near this location|
|Location and accuracy||This occurrence is located along the Taylor Highway at the head of Steele Creek in the SW1/4 section 21, T. 8 S., R. 32 E., of the Fairbanks Meridian. The location is accurate within 500 feet.|
Geologic descriptionThe rocks in the vicinity of this occurrence are Paleozoic amphibolite-facies metamorphic rocks that have been intruded by granitic plutons and dikes of probable Jurassic age (Foster, 1976; Szumigala and others, 2002). A porphyritic biotite-granodiorite dike contains 36 ppb gold (Crock and others, 2000).
|Geologic map unit||(-141.420487591267, 64.2025850125458)|
|Mineral deposit model||Plutonic-related gold.|
|Age of mineralization||Possibly Jurassic?|
|Workings or exploration||A porphyritic biotite-granodiorite dike contains 36 ppb gold (Crock and others, 2000).|
|Indication of production||None|
Crock, J.G., Gough, L.P., Wanty, R.B., Day, W.C., Wang, B., Gamble, B.M., Henning, M., Brown, Z.A., and Meier, A.L., 2000, Regional geochemical results from the analyses of rock, water, soil, stream sediments, and vegetation samples--Fortymile River watershed, east-central Alaska, 1998 sampling: U.S. Geological Survey Open-File Report 00-0511, 14 p.
Foster, H.L., 1976, Geologic map of the Eagle quadrangle, Alaska: U.S. Geological Survey Miscellaneous Investigations Series, Map 922, 1 sheet, scale 1:250,000.
Szumigala, D.J., Newberry, R.J., Werdon, M.B., Athey, J.E., Flynn, R.L., and Clautice, K.C., 2002, Bedrock geologic map of the Eagle A-1 quadrangle, Fortymile mining district, Alaska: Alaska Division of Geological and Geophysical Surveys Preliminary Interpretive Report 2002-1b, 1 sheet, scale 1:63,360.
|Last report date||5/1/2002|