Birch Creek

Mine, Inactive

Commodities and mineralogy

Main commodities Au
Ore minerals gold

Geographic location

Quadrangle map, 1:250,000-scale SO
Quadrangle map, 1:63,360-scale D-5
Latitude 64.831
Longitude -164.129
Nearby scientific data Find additional scientific data near this location
Location and accuracy Birch Creek is a major southwest tributary of Big Four Creek, a large south tributary to the Casadepaga River. The mouth of Birch Creek is about 5 miles upstream of the confluence of Big Four Creek and the Casadepaga River. Mining on Birch Creek took place about 1.2 miles upstream of its mouth at about 350 feet elevation. This is locality 82 of Cobb (1972, MF 445; 1978, OF 78-181).

Geologic setting

Geologic description

Very little is known about mining here other than some took place in 1906 below Shea Creek, a small south tributary (Collier and others, 1908). Bedrock in this part of the drainage is a metavolcanic assemblage thought to be Ordovician in age (Till and others, 1986).
Geologic map unit (-164.131614933431, 64.8302614947061)
Mineral deposit model Placer Au-PGE (Cox and Singer, 1986; model 39a).
Mineral deposit model number 39a
Age of mineralization Quaternary.

Production and reserves

Workings or exploration Some small-scale surface workings may be present.
Indication of production Yes; small

References