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
Ferberite
at
Black Iron Occurrence (Mammoth; Sunday; Mary Nelson; March; Tungsten; Elsie And Windy Tunnel; Tungsten Mtn. Nos. 6 & 9; Fitzsimmons No. 1), Boulder County Tungsten District, Boulder Co., Colorado, USA