Commodities
PrimaryGold, Silver
TertiaryTungsten, Copper
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
WorkingsUnderground
Orebody formTABULAR
Ore controlFractures And Shear Zones Cutting Argillite And Diorite
Materials
Ore mineralsChalcopyrite, Gold, Pyrite, Scheelite
GangueCalcite, Quartz, Sericite
Geology
Host rockDiorite,Argillite · Elkhorn Ridge Argillite
Associated rockPlutonic Rock · Clover Creek Greenstone
StructureNe Trending Blue Mountains Uplift, Fractures And Shear Zones Cutting Diorite And Argillite
Tectonic settingGeosyncline
AlterationCataclastic Metamorphism
Economic & production
Development statusPast Producer
First production1862
Discovery year1862
Identification
Deposit ID10105517
MRDS IDW002484
Alternate namesCollateral, Chicago, Rucker, Union
RegionNA
Data scoreB
Coordinates44.79264, -117.69797
References
LINDGREN, W, 1901, THE GOLD BELT OF THE BLUE MOUNTAINS: USGS 22ND ANNUAL REPORT, PART 2, P. 551-776GILLULLY, J., REED, J. C., AND PARK, C. F., 1933, SOME MINING DISTRICTS OF EASTERN OREGON: USGS BULL. 846-A, P. 72-74GILLULLY, J., 1937, GEOLOGY AND MINERAL RESOURCES OF THE BAKER QUADRANGLE, OREGON: USGS BULL. 879, P. 94BROOKS, H. C., AND RAMP, L., 1968, GOLD AND SILVER IN OREGON: ORE. DEPT. GEOL. BULL. 61, P. 138-1431901 RECON W. LINDGREN: REF. 11929 GEOLMAP J. GILLULLY: REF. 31929 RECON J. GILLULY ETAL: REF. 21968 COMPILE ORE. DEPT. GEOL. MIN. IND.: BULL. 61