ZINCITE with FRANKLINITE in Calcite - Sterling Hill, Ogdensburg, New Jersey
Black Franklinite, red Zincite (faintly fluorescent yellow LW), white Hydrozincite (weak fluorescent blue SW), green SW LW fluorescent Willemite. in white Calcite (weak fluorescent pink SW)
from Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex County, New Jersey, USA – Zincite and Franklinite type locality
Measures approximately 1.5 x 1 x 0.75 inch, 1.81 oz / 38 x 25 x 19 mm, 51g
Item # A0030317
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).