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

Roger Weller, geology instructor
copyright 2017-R.Weller

Cube is modified by octahedron faces on the corners

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

Specimen courtesy of Peru Minerals, Ltd.
Gerardo Bedon E.
Av. La Paz 225
Minraflores, Lima 18- Peru