fluorescent WILLEMITE with FRANKLINITE and ZINCITE - Franklin Mine, New Jersey, USA
Light green SW LW fluorescing Willemite with black Franklinite and minor red Zincite.
fromFranklin Mine, Franklin, Franklin Mining District, Sussex County, New Jersey, USA– Franklinite and Zincite type locality
the mine is closed since 1954
Measures approximately 3.5 x 2 x 1.5 inch, 1 lb 1.35 oz / 89 x 51 x 38 mm, 492g
Price: 350.00 USD
Item # A0830514
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).