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
Pyrolusite
at
Bender Mine (Fernando Mine; Mina Prieta Group; Black Eagle Mine; San Fernando Mine; Colossa), American Peak, Harshaw District, Patagonia Mts, Santa Cruz Co., Arizona, USA