fluorescent CALCITE crystals on Quartz - Charcas, Mexico - ex Edward Geisler
White Calcite crystals on Quartz with minor metallic sulfides. Fluoresces in shades of red-pink, LW response is brighter.
ex Parker Minerals, from the collection of Edward A. Geisler (1892-1974)
Measures approximately 3 x 2 x 1.5 inch, 6.13 oz / 76 x 51 x 38 mm, 174g
Price: 300.00 USD
Item # A1220214
To show the fluorescent response the specimen was illuminated using 6 watt 254nm (Short Wave) / 366nm (Long Wave) UVGL-58 lamp (you need a UV light source to observe the fluorescence, more powerful lamp = brighter response).