Laser Alexandrite Facet Rough, Lab Created Alex Crystals

Laser Alexandrite Facet Rough, Lab Created Alex CrystalsThese are genuine, lab created alexandrite facet rough, either sawn from the unusable parts of crystals grown for laser usage. This is a rarity in the gem world, synthetic alexandrite. Alexandrite is the color changing chromium bearing variety of chrysoberyl, and it has been a popular gem since the first natural deposits were discovered in Russia. Its high hardness (8. 5) and durability, combined with its incredible combination of colors, have made it

Note some of the stones have bubbles or other imperfections--these typically contribute to the phosphorescence

some of these pieces will have a few bubbles

Unlike the more common YAG (Yttrium Aluminum Garnet) this is pure Ytterbium Aluminum Garnet

These garnets will glow in the dark after exposure to bright light

These are lab created Czochralski pulled golden yellow sapphire facet rough

a large one is about 65

with aquamarine and emerald

neon pink stones with a ton of scintillation and super bright fluorescence which gives them an extra pop

Depending on the exact size of the zone the eye will be bigger or smaller

5 carats and measures 20

But the incredible blue glow makes it all worthwhile

Natural specimens from the Blue John mine are known to change colors in sunlight because of their strong blue fluorescence