Oregon · Douglas County
Past Producer

Nonpareil Mine

Douglas County, Oregon, United States
Mercury
⌖ Show on mapUSGS source ↗
Commodities
PrimaryMercury
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnknown
Orebody formIRREGULAR
Ore controlZones Of Brecciation And Hydrothermal Alteration Of Sandstone Along Fault Zones And Intersecting Bedding Plane Shear Zones
Materials
Ore mineralsCinnabar, Mercury
GangueCalcite, Chalcedony, Limonite, Marcasite, Realgar, Siderite
Geology
Host rockSandstone · Umpqua
StructureMines Are On The East Limb Of A Broad Anticline Striking N25e And Dipping 45se, Local Faults
AlterationSilica, Carbonate, And Clay Alteration/Impregnation Of Rocks In Fault Zone ; Supergene Limonitization Of Siderite And Marcasite
Economic & production
Development statusPast Producer
Production years1870 , 1880 , 1882 , 1925 , 1932
Discovery year1868
Identification
Deposit ID10040415
MRDS IDM055186
Alternate namesNew Idrian
RegionNA
Data scoreB
Coordinates43.41342, -123.16422
References
WELLS, F. G. AND WATERS, A. C., 1934, QUICKSILVER DEPOSITS OF SOUTHWESTERN OREGON: USGS BULL. 850BAILEY, E. H., USGS PERSONAL FILESBROOKS, H. C., 1963 , QUICKSILVER IN OREGON: ODGMI BULL 55 , 223 P.BROWN, R. E. AND WATERS, A. C., 1951 , QUICKSILVER DEPOSITS OF THE BONANZA - NONPAREIL DISTRICT, DOUGLAS COUNTY, OREGON: USGS BULL 959 - F1944 DIREXPL USBM, EXPLORATORY DRILLING, FOUND NO OR