Roger Weller, geology instructor
[email protected]
copyright
2010-R.Weller
muscovite crystal-2
Galileia, Minas Gerais, Brazil
mica
2691
Photo is copyright free for
non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.
Specimen courtesy of Belkis Minerals
Stephen Hernly
P.O. Box 5744, Bisbee, Arizona 85603
(520) 432-2567