Arizona · Santa Cruz County
Plant
Three R Mill
Santa Cruz County, Arizona, United States
Copper
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USGS source ↗
Commodities
Primary
Copper
Commodity type
M
Economic & production
Development status
Plant
Identification
Deposit ID
10258886
Alternate names
Three R Bluebird Mill, Semco Mill
Region
NA
Data score
D
Coordinates
31.47434, -110.76458
References
ADMR SEMCO CORP FILESCHRADER F C 1915 USGS BULL 582 P.282USBM CORONADO NATIONAL FOREST STUDY