Isometric System-Mineral Examples
Cochise College    
Crystals and Crystal Models
 
Geology Home Page                      

Roger Weller, geology instructor

wellerr@cochise.edu
copyright 2017-R.Weller

 
octahedron-spinel-1
 

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