Commodities
PrimaryCopper
SecondaryGold, Silver
TertiaryRhodium, Palladium, Platinum
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formVEINS
Ore controlShear Zone
Materials
Ore mineralsChalcopyrite, Pyrite
GangueBarite, Chlorite
Geology
Host rockMylonite
Associated rockDiorite,Pyroxenite · Lake Owens Complex;Keystone Quartz Diorite
StructureMullen Creek-Nash Fork Shear Zone
Tectonic settingRocky Mountains
AlterationSilicification
Economic & production
Development statusPast Producer
Identification
Deposit ID10080869
MRDS IDW032386
Alternate namesLake Creek Mine, Keystone District
RegionNA
Data scoreB
Coordinates41.12053, -106.22895
References
HAUSEL, W.D., 1989, THE GEOLOGY OF WYOMING'S PRECIOUS METAL LODE AND PLACER DEPOSITS: GEOLOGICAL SURVEY OF WYOMING BULLETIN 68, P. 124-125.OSTERWALD, R.W., OSTERWALD, D.B., LONG, J.S., JR., AND WILSON, W.H., 1966, MINERAL RESOURCES OF WYOMING (REVISED ED.): GEOLOGICAL SURVEY OF WYOMING BULLETIN 50, P. 40.HAUSEL, W.D., 1980, GOLD DISTRICTS OF WYOMING: GEOLOGICAL SURVEY OF WYOMING REPORT OF INVESTIGATIONS 23, P. 29.Hausel, W.D., 1993, Guide to the geology, mining districts, and ghost towns of the Medicine Bow Mountains and Snowy Range Scenic Byway: Geological Survey of Wyoming Public Information Circular No. 32, 53 p.Currey, D.R., The Keystone gold-copper prospect area, Albany County, Wyoming: Geological survey of Wyoming Preliminary Report No. 3, 12 p.Hausel, W.D., 1997, Copper, lead, zinc, molybdenum, and associated metal deposits of Wyoming: Wyoming State Geological Survey Bulletin 70, 229 p.