Description
Dunham, Lloyd Wiltsie
Commodities
PrimaryMercury
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Ore controlShear Zone
Materials
Ore mineralsCinnabar, Limonite
GangueChalcedony
Geology
Host rockAndesite · Clarno Formation
AlterationSilicification
Economic & production
Development statusPast Producer
Production years1937, 1940 - 1941, 1955
Discovery year1927
Identification
Deposit ID10041056
MRDS IDM055974
Alternate namesDunham Ranch
RegionNA
Data scoreB
Coordinates44.04844, -120.74305
References
BROOKS, H. C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P.BAILEY, E. H., USGS, PERSONAL FILESMERCURY IN OREGON, 1965, USBM IC 8252FREDERICK, F., 1945, STATE OF OREGON MAP SHOWING LOCATION OF QUICKSILVER DEPOSITS: OREGON DEPT. OF GEOL. AND MIN. INDUSTRIES, SCALE 1:1,000,0005) GILLULY, J., REED, J.C., AND PARK, C.F.