Commodities
PrimaryGold
SecondarySilver
TertiaryCopper, Zinc, Lead
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Ore controlFracture Control; Ore Deposits In Fissure Veins In Faults Along Axesand Limbs Of Overturned Folds
Materials
Ore mineralsChalcopyrite, Galena, Gold, Sphalerite
GangueCalcite, Pyrite, Pyrrhotite, Quartz
Geology
Host rockSiltstone · Valdez Group
StructureMajor Foliation Strikes E, Dips Moderately N, About Parallel To Bedding, Fault Cuts Off Vein At 50 Ft Level; Fault Strikes S 80 E, Dips 80 N; Vein Shattered By Post-Mineralization Movement
Tectonic settingChugach Terrane
Economic & production
Development statusPast Producer
First production1914
Last production1935
Discovery year1911
Identification
Deposit ID10100961
MRDS IDA011477
RegionNA
Data scoreB
Coordinates61.20016, -146.10061
References
USGS BULL 622, P. 45, 153, 159-161USGS BULL 783, P. 8USGS BULL 880-A, P. 22, 24USGS BULL 1246, P. 72USGS MF-438, LOC. 36PICKTHORN, WILLIAM, 1982, STABLE ISOTOPE AND FLUID INCLUSION STUDY OF THE PORT VALDEZ GOLD DISTRICT, S. AK: LOS ANGELES, CA, UCLA MASTER'S THESIS, 59 P.USGS OFR 80-892B, LOC. 28BAG-OFR-80-892B-28