Alaska
Prospect

Old Man Breccia

Alaska, United States
GoldCopperIron
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold, Copper
SecondaryIron
Commodity typeM
Materials
Ore mineralsChalcopyrite, Gold, Pyrite, Pyrrhotite
GangueQuartz
Geology
AlterationIron-oxide
Economic & production
Development statusProspect
Identification
Deposit ID10003502
MRDS IDA106260
RegionNA
Data scoreC
Coordinates61.9395, -152.32277
References
Reed, B.L., and Elliot, R.L., 1970, Reconnaissance geologic map, analyses of bedrock and stream sediment samples, and an aeromagnetic map of parts of the southern Alaska Range: U.S. Geological Survey Open-file Report 70-271, 24 p., 4 plates, scale 1:250,000.Reed, B.L., and Elliott, R.L., 1970, Reconnaissance geologic map, analyses of bedrock and stream sediment samples, and an aeromagnetic map of parts of the southern Alaska Range: U.S. Geological Survey Open-file Report 70-271, 24 p., 4 sheets, scale 1:250,000.