Wyoming · Albany County
Past Producer
Kentucky Derby Mine
Albany County, Wyoming, United States
Copper Gold Silver Iridium Osmium Palladium Platinum
Land & claims · BLM · live
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Surface manager + active mining claims at this point, live from BLM. The "open to location" notes are a general 1872-Mining-Law guide, not BLM output — decision-support only; verify with BLM MLRS and on the ground before staking or entry.
Commodities
PrimaryCopper, Gold, Silver
SecondaryIridium, Osmium, Palladium, Platinum
Commodity typeMetallic
Deposit
Deposit sizeSmall
Orebody formVEINS
Ore controlShears
Materials
Ore mineralsChalcopyrite, Chrysocolla, Gold, Malachite, Pyrite
GangueLimonite
Geology
Host rockTectonite
StructureShear Zones, Mullen Creek-Nash Fork Shear Zone
Tectonic settingRocky Mountains
AlterationMineralized Zone Has Been Oxidized
Economic & production
Development statusPast Producer
Community notes
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References
MCCALLUM, M.E., 1968, THE CENTENNIAL RIDGE GOLD-PLATINUM DISTRICT, ALBANY COUNTY, WYOMING: GEOLOGICAL SURVEY OF WYOMING PRELIMINARY REPORT 7, P. 9, 10.HAUSEL, 1980, GOLD DISTRICTS OF WYOMING: GEOLOGICAL SURVEY OF WYOMING REPORT OF INVESTIGATIONS 23, P. 36.HAUSEL, W.D., 1989, THE GEOLOGY OF WYOMING'S PRECIOUS METAL LODE AND PLACER DEPOSITS: GEOLOGICAL SURVEY OF WYOMING BULLETIN 68, P. 99.
Identification
Deposit ID10098382
MRDS IDM045449
Alternate namesCentennial Ridge District
RegionNA
Data scoreB
Coordinates41.28611, -106.17944
Base: USGS MRDS (public domain, frozen 2011). Community notes © their authors, CC-BY. Land data live from BLM.