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This one was an amazing pain to cut but I think it was totally worth it with its incredible glow and heft in the hand
It likely didn't quite make it through QC before final shaping
BGO-20 Shards: Used as an acousto-optical modulator
5 and no durability issues
57 and extreme dispersion of 0
Pure Er:YAG Rough, Erbium Color-Change Garnet chain This one was an amazingThese are facet rough of erbium doped YAG, a lab grown garnet used in lasers for both medicine and industry. Erbium YAG has a very obvious color change between different light sources. Under sunlight and cool LEDs it's a nice orange, but it shifts easily, changing color between Cool LEDs (orange), Warm LEDs (yellow), CFL (strawberry pink), and OLED (magenta) as well as under fluorescent lighting and OLED illumination. Sunlight shows an orangeish pink.
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