|Quadrangle map, 1:250,000-scale||MK|
|Quadrangle map, 1:63,360-scale||D-3|
|Nearby scientific data||Find additional scientific data near this location|
|Location and accuracy||The Cottonwood Creek placer gold occurrence is on a northward-flowing stream that extends to Kulik Lake. The occurrence is about 2.8 miles southeast of the summit of Oakley Peak. It is at an elevation of about 1,000 feet, in the NW1/4 sec. 34, T. 14 S., R. 34 W., of the Seward Meridian. The location is accurate to within one-half mile.|
Geologic descriptionPlacer gold occurs in gravels in a stream draining the Lower Jurassic Talkeetna Formation on Oakley Peak. The Talkeetna Formation is a tuffaceous sandstone and siltstone interbedded with tuff and lahar deposits, volcaniclastic conglomerate, and lava flows and breccia (Riehle and others, 1993).
|Geologic map unit||(-154.939484268273, 58.9241062909416)|
|Mineral deposit model||Placer Au (Cox and Singer, 1986; model 39a).|
|Mineral deposit model number||39a|
|Age of mineralization||Quaternary.|
|Workings or exploration||Apparently none.|
|Indication of production||None|
Church, S.E., Riehle, J.R, Magoon, L.B., and Campbell, D.L., 1992, Mineral and energy resource assessment maps of the Mount Katmai, Naknek, and western Afognak quadrangles, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF 2021-F, 22 p., 2 sheets, scale 1:250,000.
|Reporters||F.H. Wilson, S.E. Church, and D.P. Bickerstaff (U.S. Geological Survey)|
|Last report date||8/31/2005|