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
Sylvanite Group (Sylvanite Gp.; Bella/Johanna; Bella Qtz.; Bella Quartz Mine; Johanna Quartz Mine), Old Man Mountain, Meadow Lake District, Nevada Co., California, USA