Fluorescent sodalite with natrolite

Short description: This sphere is made of sodalite, natrolite with aegirine.
This sphere exhibiting tenebrescence.
Tenebrescence is accelerated by the use of longwave or, particularly, shortwave ultraviolet light. Much sodalite will also fluoresce a patchy orange, yellow or pink under UV light.
Base mineral: Sodalite
Detailed Composition: Sodalite, Natrolite, Aegirine, Epoxy.
Locality: Khibiny massif, Kola peninsula
Diameter: 59 mm (2.33 inch)
Weight: 245 g (8,64 oz)