“"Sunnyside up" smooth yellow mordenite hemisphere on smooth white chalcedony hemisphere with white okenite in a high silica cavity in the Neer Road Pit, Neer Road, Goble, Oregon. Collected by Rudy Tschernich in 1987. Specimen is in the Rudy Tschernich Zeolite Collection No. RWT4755b at the Rice NW Museum of Rocks and Minerals, Hillsboro, Oregon. Photo by Rudy Tschernich.”
Rudy Tschernich - 22nd February 2016