(image for) HIGH GRADE & FLUORESCENT: 36,000 / 260,000 CPM - Sample #540

HIGH GRADE & FLUORESCENT: 36,000 / 260,000 CPM - Sample #540

$849.00
Uranium Ore Sample #540 under normal visible light.   This guy is wonderfully compact, delightfully radioactive, and beautifully fluorescent. Although several Uranium minerals are present in this sample, the band of Uraninite produces most of the radioactive output. A very...