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
Muscovite
at
Logan Mine (Logan Group; Goliath; MS 19665; General O. O. Howard; MS 2478; General Sherman; MS 2477; General Sheridan; MS 2479; Patented Claims: General Logan; MS 2476; Little Casper; MS 19665), Rico District (Pioneer District), Dolores Co., Colorado, USA