Slate Photos

Slate
last edited:
12/12/07
number of photos: 9
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.
photos
slate:
A
slate, gray:
A
B
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 2007-R.Weller