Slate Photos                      
Cochise College
Photos of Rocks
Metamorphic Rocks
Geology Home Page
Roger Weller, geology instructor  



last edited:  11/7/16    number of photos:  14
Slate is metamorphosed shale.  It is distinguished from
shale by breaking into very flat, thin sheets.  When struck                               
lightly with a blunt object, slate produces a ringing sound
like a ceramic, whereas shale produces a dull thud.


slate:  A  B  C  D
slate, gray:  A  B

slate, red:  A  B  C  D

tunnel cut through slate
slate tiles:  A  B  C


Photos are copyright free for non-commercial educational uses. 
Just credit photos to R.Weller/Cochise College.
copyright 2016-R.Weller