Crystal Prospect

fluorescent "Crazy Calcite" DOLOMITE and CALCITE, with WILLEMITE - Franklin, Sussex Co., New Jersey, USA

Red SW fluorescing Calcite with dark red SW fluorescent Dolomite, black Franklinite, and green SW fluorescing Willemite. The LW response is in dark shades of pink.  

Momentary phosphorescence on the Calcite - move lamp away quickly to observe.

the combination of fluorescent Calcite and Dolomite is locally known as “Crazy Calcite” and comes only from Franklin and Sterling Hill

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

Measures approximately 3.5 x 3 x 2 inch, 1 lb 3.29 oz / 89 x 76 x 51 mm, 547g

Price: 200.00 USD

Item # A0410414

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).