Pure Nd:YAG Calibrated Gems, Violet Laser Garnet Loose Stones high dispersion changing color between Cool LEDs

changing color between Cool LEDs (orange)

in industry Czochralski-pulled cobalt spinel can be grown to ultra high purities and used in lasers as a Q switch

One idea was to make powerful lasers that would shoot missiles right out of the sky en route

It's overall a super cool synthetic very rarely seen in the gem world

These are in a limestone matrix with bright streaks of opal fillings cracks

Pure Nd:YAG Calibrated Gems, Violet Laser Garnet Loose Stones high dispersion changing color between Cool LEDsThese are violet Nd laser garnets (Nd: YAG) cut into various calibrated shapes: rounds, hexagons, and squares. These are violet in normal light and turn pure colorless under fluorescent illumination (like a CFL bulb). It also shifts from violet to magenta to blueberry purple depending on the color temperature of LED lighting, though this is less pronounced. For fancy designs and fantasy cut Nd: YAG stones, click here! Note that the smaller squares can