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
Graphite
at
Green Canyon Quarry (Big Bear Dolomite Group; Magnesia Group; Sugarloaf Rare II Area No. 5186; Snowflake; Graphite No's 1-7 Claim Block), Woodlands (Erwin Lake), Baldwin Lake District, San Bernardino Mts, San Bernardino Co., California, USA