Jim and Gail both share a strong passion for minerals, mineral collecting, and mineral people. We believe in education and sharing our passion for the hobby. What started as a simple hobby 10 years ago has transformed their home into a live-in museum, one impressive enough that it attracts rock and mineral enthusiasts from the British Museum, the Yale Peabody Museum of Natural History and the Perot Museum of Nature and Science. (Read more here!)

The Spanns are members of the Connecticut Valley Mineral Club, the Mineralogical Association of Dallas ( MAD ) and numerous other groups. Gail currently serves on the advisory board of the (Perot) Dallas Museum of Nature and Science and both Jim and Gail serve on the mineral committee.