Faceted Blue Djeva Spinel Gemstones, Cut #114 Cobalt Spinel Gems sapphire Each one is a little

Each one is a little different because the causes can vary

There are numerous sensors on the bottom of an F35 that allow for a 365 degree view in a wide spectral range

These stones glow blue under shortwave UV because of titanium contamination

finished end and one broken end

These stones are really cool to look at

Faceted Blue Djeva Spinel Gemstones, Cut #114 Cobalt Spinel Gems sapphire Each one is a littleThese 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