05/04/2026
For three unforgettable days, enter a world where time stands still.
Discover museum-quality petrified wood, extraordinary statement pieces, and natural works of art shaped over 220 million years.
Collectors, designers, and lovers of rare beauty are warmly invited.
Russell-Zuhl Showroom
The Co-Op Mineral & Fossil Galleries
1635 N. Oracle Road
Tucson, Arizona
May 8–10, 2026
9 AM – 5 PM daily
Three Days Among Giants.