Giant Soviet Laser(?) Ruby Crystal, Wand or Sword Blade exotic a natural consequence of the

a natural consequence of the growth method that produces them and one of the reasons they didn't make it into lasers

Some have bubble inclusions

We have repurposed these spectrometers with custom accessory hardware and an updated internal database of 500 spectra of the most important gem minerals for matching

The color varies from light greyish-blue to more saturated blue-green

These are partial and complete laser rods in a variety of different types of YAG (yttrium aluminum garnet)

Giant Soviet Laser(?) Ruby Crystal, Wand or Sword Blade exotic a natural consequence of theThis is a bizarre crystal of ruby from an old collection of Soviet material. I am not even sure of the growth method it is very long and slender, and flattened, which makes me think it may have been grown by floating zone, though some sort of ultra refined flame fusion could be possible too. The unusual growth and lower concentration pure chromium doping makes me think it is likely laser ruby, meant to be grown for one long rod. The base has some