Here is the latest on the Tuff mine from Arizona Geology.
Arizona Geology: Proposal to re-open Kirkland tuff quarry to supply concrete additive stirs up local community
Wednesday, May 20, 2015
Saturday, April 25, 2015
Friday, April 10, 2015
Saturday, March 14, 2015
Thursday, March 12, 2015
Sunday, February 15, 2015
Friday, February 13, 2015
Great slow motion Landslide from the Landslide Blog.
Val Parghera:- A fascinating stop motion video of a large rockslide - The Landslide Blog - AGU Blogosphere