fluorescent phosphorescent Terlingua-type CALCITE - Boquillas, Coahuila, Mexico
Pink LW and violet-blue SW fluorescing Terlingua-type Calcite, with blue phosphorescence after SW irradiation.
from San Vicente Mine, Boquillas del Carmen, Mun. de Ocampo, Coahuila, Mexico
Measures approximately 2.25 x 2 x 1.5 inch, 7.54 oz / 57 x 51 x 38 mm, 214g
ex Bill Mattison "Glowing Rocks"
Item # A0781214
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).