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They even show detailed structures under a microscope
The crystals require a great deal of trimming and annealing but they are getting better and better
Each one is a little different because the causes can vary
The default is a 96 degree which allows for most classic cuts but does not have 5-fold
These stones are really cool to look at
Faceted Blue Djeva Spinel Gemstones, Cut #114 Cobalt Spinel Gems sapphire They even show detailed structuresThese 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
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