RARE OPAL Hand Polished face from Arizona

Opal var. Gail Heathanite from Burro Creek, Arizona
UV Fluorescent

First example of a natural occurrence... where Opal (green Uranium Opal in this case), formed in the same time and place as the Chalcedony (seen with exposed micro-druzy vugs).The Opal and Quartz both share a common molecule which was until now, only theorized (by GailHeath outatthe UofA in Tuscon)