Eudialyte Gemstone Silver Ring

Eudialyte, whose name derives from the Greek phrase Εὖ διάλυτος eu dialytos, meaning "well decomposable", is a somewhat rare, nine member ring cyclosilicate mineral, which forms in alkaline igneous rocks, such as nepheline syenites. Its name alludes to its ready solubility in acid. Eudialyte is found associated with other alkalic igneous minerals, in addition to some minerals common to most igneous material in general. Alternative names of eudialyte include: almandine spar, eudalite, Saami blood.[1] Eucolite is the name of an optically negative variety, more accurately the group member: