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
Quartz
at
Great Britain Consolidated Quartz Mine (Great Britain Con. Qtz.; Great Britian), North Star Group, Empire Star Group (Empire Star Mines Company Holdings), Grass Valley, Grass Valley District, Nevada Co., California, USA