Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by
mindat.org
There are no ages for
Chalcopyrite
at
Eureka Gold Quartz Mine (Eureka Consolidated; Eureka Mine; Eureka Gold Qtz; Roannaise), Idaho-Maryland Group, Grass Valley, Grass Valley District, Nevada Co., California, USA