fluorescent SORENSENITE - Ilimaussaq, Greenland
White SW fluorescing crystals of Sørensenite with dark sprays of Aegirine crystals (look with a lens) and minor green SW uranyl-activated fluorescence.
Sørensenite is a very rare mineral, it is found only in a few places in the Narsaq area.
ex Tom Pankratz
from Kuannersuit plateau (Kvanefjeld), Ilimaussaq complex, Narsaq, Kujalleq, (Kitaa Province; West Greenland), Greenland, Denmark - Sørensenite type locality
Measures approximately 1.5 x 1 x 1 inch, 1.76 oz / 38 x 25 x 25 mm, 50g
this specimen is featured on mindat, minID: CYT-0GL
Price: 500.00 USD
Item # A0370314
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).