Giant Soviet Laser(?) Ruby Crystal, Wand or Sword Blade exotic This is a custom-designed adapter

This is a custom-designed adapter for cutting tables at approximately 45 degrees

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

green and purple depending on the lighting

Some have bubble inclusions

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

Giant Soviet Laser(?) Ruby Crystal, Wand or Sword Blade exotic This is a custom-designed adapterThis 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