IMG Radioactive quartz monozonite from Butte [657k] (JPG) IMG ... more [506k] (JPG) IMG ... more [423k] (JPG) IMG Carnotite from McCormic/Mi Vida [440k] (JPG) IMG Uraninite in sandstore [512k] (JPG) IMG Natrozippeite from Yellow cat (parco) [583k] (JPG) IMG ... UV glow 1 [538k] (JPG) IMG ... UV glow 2 [654k] (JPG) IMG Jasper (non-radioactive) [571k] (JPG) IMG Wood (non-radioactive) [571k] (JPG)