Faceted Blue Djeva Spinel Gemstones, Cut #114 Cobalt Spinel Gems sapphire finished end and one broken

finished end and one broken end

The crystals require a great deal of trimming and annealing but they are getting better and better

These stones glow blue under shortwave UV because of titanium contamination

Each one is a little different because the causes can vary

These stones are really cool to look at

Faceted Blue Djeva Spinel Gemstones, Cut #114 Cobalt Spinel Gems sapphire finished end and one brokenThese are bright blue gems cut from old stock flame fusion cobalt spinel grown by the now defunct Djeva corporation, categorized as "114" in their numbering system. As our boules had two different color intensities we have divided them into lighter and darker colors. Cobalt spinel is one of the most vividly colored lab created crystals. The Swiss Djeva corporation grew these gems to a high standard of quality for jewelry. Unfortunately contemporary