Prehnite Photos
Cochise College               
Photos of Minerals
Virtual Geology Museum      Hall of Minerals

Geology Home Page

Roger Weller, geology instructor

wellerr@cochise.edu     copyright 2008-R.Weller 
 

prehnite-1
Carchelejo, Jaen, Spain
Prehnite is a hydrous calcium aluminum silicate mineral associated with zeolites. 
It is identified by its pale green color and its crystal habit of forming sphere-like
clusters or botryoidal encrustations.  It is a secondary mineral associated with
basalts.
  

prehnite
Photo is copyright free for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.

Mineral specimen courtesy of Belkis Minerals
Stephen Hernly
P.O. Box 5744, Bisbee, Arizona
(520) 432-2567