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
Gold
at
Jumper Mine (Jumper & Bear; Jumper Claim; Cold Springs Claim [Bear Claim]), Bear Valley, Bagby-Mariposa-Mount Bullion-Whitlock District, Mother Lode Belt, Mariposa Co., California, USA