fluorescent TUGTUPITE and POLYLITHIONITE - Tasseq Slope, Ilimaussaq, Greenland
Red SW / orange LW fluorescing Tugtupite, cream-white SW fluorescing Polylithionite mica, and a concentration of tiny Aegirine (Acmite) crystals that renders one area dark.
There's a weak short lived white phosphorescence coming from Tugtupite.
Measures approximately 3 x 1.75 x 1.5 inch, 4.51 oz / 76 x 44 x 38 mm, 128g
this specimen is featured on mindat, minID: QG3-P2C
Price: 350.00 USD
Item # A0120814
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).