Other materialsCalcite, Chalcopyrite, Chlorite, Epidote, Galena, Gold, Pyrite, Quartz, Sphalerite
Economic & production
Development statusPast Producer
First production1930
Discovery year1896
Identification
Deposit ID10225595
MRDS IDM025286
Alternate namesOld Amalgamated, RuthAmalgamated, Lewis and Clark
RegionNA
Data scoreB
Coordinates44.85201, -122.18756
References
U.S. GEOLOGICAL SURVEY BULLETIN 893, 1938, P. 87.OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 14-D, 1952, P. 126OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 61, 1968, P. 290.