Crystal Prospect
fluorescent tabular BARYTE crystals - Hartsel, Park Co., Colorado, USA
Blue-grayish Baryte (Barite) tabular crystals, exhibit some pale colored fluorescence - LW response is better.
from Hartsel, Hartsel District, Park County, Colorado, USA - famous for producing fine Baryte specimens
ex Sterling Hill Mining Museum
this specimen is featured on mindat, minID # 7GE-TAG
Measures approximately 3.5 x 2.5 x 1.5 inch, 1 lb 0.18 oz / 89 x 63 x 38 mm, 459g
Price: 350.00 USD
Item # A0851213
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).