SPHALERITE and fluorescent FLUORITE - Dufferin Flamboro, Ontario, Canada
Yellow Sphalerite crystals with water-clear, colorless Fluorite cubes and micro Calcite rhombs covering specimen.
The Fluorite fluoresces white SW and LW and is short lived phosphorescent after SW irradiation.
ex Donald Lapham
from Dufferin Aggregates / Flamboro Quarry ("Flamborough Quarry"), West Flamborough Township, Hamilton, (Wentworth County), Ontario, Canada
access to the locality is restricted
Measures approximately 3 x 2.5 x 2 inch, 10.72 oz / 76 x 63 x 51 mm, 304g
Price: 80.00 USD
Item # A0520314
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).