Set of 6 Fluorescent Minerals SW+ LW - Willemite Calcite Scheelite / Powellite Hyalite Calcite Main photo 6 in UV Following photos are in UV and daylight respectively 1 - Willemite - Garpenberg Mine , Sweden. Green fluorescece in UV SW Size : 7.7 x 5.2 x 3.2 cm - Weight : 243 grams 2 - Calcite - Pribram, Czech Rep Size : 8.5 x 4.9 x 3.5 cm. Weight : 156 grams. Bright red in SW 3 - Scheelite and Powellite - Mittersill, Austria. Size : 7.3 x 2.7 x 2.8 cm. - Weight : 81 grams . Scheelite : Bluish white + Powellite : light yellow 4 - Hyalite - Kaiserstuhl, Germany Size : 6.4 x 2.9 x 2.8 cm. - Weight : 53 grams.- Bright green in SW 5 - Quartz - La Sassa, Italy Size : 6 x 3.6 x 2 cm - Weight : 26 grams. - Lemon yellow in SW MW and LW 6 - Calcite crystals- Juchim quarry, Germany. Red in UV SW Size : 7.3 x 4.7 x 3.2 cm - Weight : 146 grams