Rockhounding Union Wash for Fossils March 7, 2021March 11, 2021 by The Rolling Rockhound, posted in Destinations, Rockhounding California Rockhounding Union Wash for Fossils, Ammonites and Tube Coral. Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)MoreClick to print (Opens in new window)Click to email a link to a friend (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Like this:Like Loading...