![](http://www.alamy.com/thumbs/6/A82A8247-78BD-45DF-83F2-3C8FAA366115/BK7F1C.jpg)
Close up view of volcanic tuff used for garden stone. Charles Lupica
volcanic tuff is a fine grained rock formed when volcanic ash solidifies into rock. The image is 6 to 8 cm across with the largest feature being less than 2 cm in length.
Size: 5616px × 3744px
Photo credit: © Charles LUPICA / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: background, closeup, detail, dof, fine, garden, geology, grained, pitted, rock, rough, shallow, stone, surface, tuff, volcanic