fluorescent PYROMORPHITE - closed locality - Pcheloyad Mine, Bulgaria
Brown Pyromorphite crystals, white Quartz crystals, with small amounts of golden Pyrite and dark Tetrahedrite.
Pyromorphite fluoresces in a dark yellow color LW (stronger lamp is recommended to observe)
this specimen is featured on mindat, minID: RAT-RL4
from Level 200, Pcheloyad Mine (Pchelojad; Ptchelojad; Pcheloiad), Momchilgrad Obshtina, Kardzhali Oblast (Kurdzhali; Kărdžali; Kurdjali), Bulgaria
classic material from 1990s find - today the mine is closed
Measures approximately 1.25 x 1 x 1 inch, 1.79 oz / 32 x 25 x 25 mm, 51g
Price: 40.00 USD
Item # A0681214
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).