Crystal Prospect

fluorescent SPHALERITE Cleiophane, WILLEMITE with MAGNETITE – Franklin, New Jersey, USA

Orange-pink-violet LW SW fluorescent Sphalerite "Cleiophane", green SW fluorescing Willemite, black Magnetite, and white Calcite.

from Franklin, Franklin Mining District, Sussex County, New Jersey, USA

Measures approximately 3 x 2.25 x 0.75 inch, 8.25 oz / 76 x 57 x 19 mm, 234g

Price: 200.00 USD

Item # A0090415

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).