fluorescent CALCITE and DOLOMITE "Crazy Calcite" with WILLEMITE - Franklin, Sussex Co., New Jersey, USA
Bright red SW fluorescing Calcite with dark red SW fluorescent Dolomite, black Franklinite and green SW fluorescing Willemite. The LW response is in shades of pink.
Momentary phosphorescence on the Calcite - move lamp away quickly to observe. Bright and lasting phosphorescence on the Willemite.
This combination of fluorescent Calcite and Dolomite is locally called “Crazy Calcite” and comes only from Franklin and Sterling Hill.
from Franklin, Franklin Mining District, Sussex County, New Jersey, USA
Measures approximately 3 x 2 x 1.75 inch, 13.69 oz / 76 x 51 x 44 mm, 388g
Price: 200.00 USD
Item # A0031218
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).