Phosphorescent and fluorescentCALCITE/ARGAGONITEcrystals - Cerro de Pasco, Pasco province, Peru
Phosphorescent, fluorescent SW and LW white-cream Calcite/Aragonte crystals - a cave formation.
Measures approximately 2 x 1.25 x 1.5 inch, 1.41oz / 51 x 32 x 38 mm, 40g
Price: 18.00 USD
Item # SP S0040817
To show the fluorescent response the specimen was illuminated using 6 watt 254nm (Short Wave) / 366nm (Long Wave) UVGL-58 lamp.
You need a proper UV light source to observe the fluorescence - more powerful lamp = brighter response.