Unnamed Occurrence (ARDF - CV033; tributary to Port Fidalgo), Copper River Mining District, Valdez-Cordova Census Area, Alaska, USAi

Regional Level Types
Unnamed Occurrence (ARDF - CV033; tributary to Port Fidalgo)	- not defined -
Copper River Mining District	Mining District
Valdez-Cordova Census Area	Census Area
Alaska	State
USA	Country

Location: This placer occurrence is about 3.5-4 miles long. It is along the main unnamed river flowing into the head of Port Fidalgo, and extends upstream from a point about one mile from Port Fidalgo. The map site is at about the midpoint of the placer, in the SW1/4 sec. 27, T. 11 S., R. 5 W., of the Copper River Meridian. The site location is accurate to within 2000 ft. The occurrence is shown as site P-19 in Jansons and others (1984).
Geology: This occurrence consists of small amounts of placer gold in alluvial gravels derived from slate and graywacke country rocks of the Valdez Group (Nelson and others, 1985).
Workings: Site was sampled as part of a U.S. Bureau of Mines and U.S.G.S. mineral resource assessment of the Chugach National Forest (Jansons and others, 1984; Nelson and others, 1984). Six 0.1-cubic-yard samples assayed 0.0003 to 0.002 oz. Au/cubic yard (Jansons and others, 1984).
Age: Holocene.

Commodities (Major) - Au
Development Status: None
Deposit Model: Placer gold (Cox and SInger, 1986; model 39a)

Other Databases

Link to USGS - Alaska:	CV033

Other Regions, Features and Areas containing this locality

References