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
Sphalerite
at
Baxter Winthrop Mine (Winthrope Mine; Baxter Mine; Copper City Mine; Excelsior Claim; Brown Claim; Humboldt Claim; Baxter Claim), Bully Hill, Bully Hill, Bully Hill District (Winthrop District), East Shasta Copper - Zinc District, Klamath Mts, Shasta Co., California, USA