Prehnite
PhotosRoger Weller, geology instructor
wellerr@cochise.edu copyright 2010-R.Weller
prehnite from
Michigan-1
Prehnite is found with quartz, epidote, and
native copper within basalt.
prehnite
5044
Photo is copyright free only for
non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.