Apr 18, 2021
Opal in Sandstone displaying fluorescence
Locality: Unknown
375nm (Longwave) UV Light
seen from China
seen from Czechia
seen from China
seen from United Arab Emirates
seen from Germany
seen from China
seen from Netherlands
seen from Türkiye
seen from United States
seen from Ukraine
seen from China
seen from China
seen from Georgia
seen from United States
seen from Georgia
seen from China
seen from Kazakhstan
seen from Germany
seen from Germany
seen from Georgia
Opal in Sandstone displaying fluorescence
Locality: Unknown
375nm (Longwave) UV Light
Autunite on Limonitized Matrix displaying fluorescence
Locality: Le Boucheron, Davignac, Corrèze, Nouvelle-Aquitaine, France
375nm (Longwave) UV Light
Cerussite with Baryte and Galena displaying fluorescence
Locality: Unknown
375 nm (Longwave) UV Light