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This material is YAG with both Er and Nd
It shows a very strong color change from blue-purple to pink under different LEDs and pure blue under fluorescent illumination
got a 5 million dollar grant to develop the LANCE furnace
at the time one of America's greatest sapphire growing companies
Dichroic moissanite: This stone is blue through the sides and golden yellow down the length--once cut the golden color will be much lighter as it currently has a dark cap on the end
Glow in the Dark GAGG Lumogarnet Facet Rough "Long Glow"!! Marked Letter:1pc 2.5g This material is YAG withThese are lab created GAGG (Gadolinium Aluminum Gallium Garnet) facet rough with pronounced phosphorescence (glow in the dark). Each piece is marked with its weight and you select which one to purchase. Note that, as a particularly defective crystal, some of these pieces will have a few bubbles. The bubbles tend to correlate with the highest afterglow. This is "Long glow" or "high glow" GAGG a type of defective GAGG which exhibits a glow in the dark
