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
Seamanite
at
Cambria-Jackson Mine (Cambria Mine; Incl. Hartford Mine; Lakeside Property; Lillie Mine [Bessemer Mine]), Negaunee, Marquette Iron Range, Marquette Co., Michigan, USA