SW fluorescent agate in rhyolite / thunderegg from Germany – small cabinet size

SW fluorescent agate in rhyolite / thunderegg from Germany – small cabinet size
€20.00

SW fluorescent agate in rhyolite / thunderegg from the Teufelskanzel, Leistberg, Sankt Wandel, Germany
Strong green under SW (caused by uranyl ions)
Found in the 1970’s. The collecting is strictly forbidden since the 1980’s
6.5 cm x 3 cm
36 gram