Mica
Photos
Roger Weller, geology instructor
wellerr@cochise.edu copyright 2010-R.Weller
muscovite mica in pegmatite-2
Muscovite is KAl3Si3O10(OH)2

mica
68
Photo is copyright free for
non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.
Specimen courtesy of Dave Dechant