Argillite Photos                        
Cochise College
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Roger Weller, geology instructor      wellerr@cochise.edu                  

Argillite
last edited:  6/2/11    number of photos: 2
Argillite is produced when a siltstone or shale has been
metamorphosed but not quite to the point of becoming slate.

photos
argillite, variety catlinite:  A  B

Photos are copyright free for non-commercial educational uses. 
Just credit photos to R.Weller/Cochise College.
copyright 2011-R.Weller