Crystal Prospect
fluorescent phosphorescent Terlingua CALCITE - Terlingua, Texas, USA
Terlingua Calcite - fluorescent blue SW and pink LW, and phosphorescent after exposure to short wave UV.
This specimen is not acid-treated, it is natural.
ex Richard Eisenman "Highland Rocks"
from Terlingua, Terlingua Mining District, Brewster County, Texas, USA
Measures approximately 1.5 x 1.25 x 1 inch, 1.19 oz / 38 x 32 x 25 mm, 34g
Price: 28.00 USD
Item # A0010321
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).