Merriam-Webster's defines tuff as a rock composed of the finer kinds of volcanic detritus usually found fused together by heat. I like Carol Sperling's description: volcanic bombs carried into the ash bed by explosions, or pebbles washed there by flood waters. I wish my pictures could convey the depths of this canyon. Tuff Canyon, Mt, Emory
Rhys Bowen on Being an Accidental Expert
1 day ago
No comments:
Post a Comment