|Quadrangle map, 1:250,000-scale||JU|
|Quadrangle map, 1:63,360-scale||A-5|
|Nearby scientific data||Find additional scientific data near this location|
|Location and accuracy||The Big Iron prospect is at an elevation of about 1000 feet on the east side of Port Frederick, 1.4 miles east-southeast of Burnt Point. It is in the NW1/4SE1/4 section 24, T. 44 S., R. 60 E. of the Copper River Meridian. The location is accurate within 1/4 mile.|
Geologic descriptionWells and others (1986) report lode, iron claims at this site in 1964. No other information is available. The rocks in the general area are mainly Silurian clastic sedimentary rocks, Silurian to Upper Devonian limestone, Upper Devonian andesitic and basaltic volcanic rocks, and Mississippian limestone (Loney and others, 1975; Gehrels and Berg, 1994).
|Geologic map unit||(-135.523903430325, 58.0382563472841)|
|Workings or exploration||Claims staked.|
|Indication of production||None|
Gehrels, G.E., and Berg, H.C., 1994, Geology of southeastern Alaska, in Plafker, George, and Berg, H. C., eds., The geology of Alaska: Geological Society of America, DNAG, The geology of North America, Vol. G-1, p. 451-467.
Loney, R.A., Brew, D.A., Muffler, L.J. B., and Pomeroy, J.S., 1975, Reconnaissance geology of Chichagof, Baranof, and Kruzof Islands, southeastern Alaska: U.S. Geological Survey Professional Paper 792, 105 p.
|Reporters||J.C. Barnett and L.D. Miller (Juneau, Alaska )|
|Last report date||12/15/2001|