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
Mica Gem Group (Mica Springs No. 1; Mica Springs Claim; Little Randsburg; Madden; Jacumba No. 1; Marden), Jacumba, Jacumba District, Jacumba Mts, San Diego Co., California, USA