SDI/'Star Wars' Laser Ruby Loose Faceted Stones, Fancy Cuts Stone:6.27ct Round Cut Even broken it is an

Even broken it is an incredible gem of science

Blue Spinel is typically colored by cobalt

As an experimental and extremely difficult-to-grow material it comes at a high premium but I'm extremely glad we've had a chance to be involved--this is the most gorgeous material I've ever worked with

It was a dream come true

We don't usually sell any kind of glass

SDI/'Star Wars' Laser Ruby Loose Faceted Stones, Fancy Cuts Stone:6.27ct Round Cut Even broken it is anThese are lab created laser rubies grown for use in the Strategic Defense Initiative, aka 'Star Wars' program, in the 1980s. Like all rubies they have a high hardness of 9, great brilliance and glow red under UV. This is the most classic gem produced by science: laser ruby. While material of this color would be called 'pink sapphire' in a gemological context, in laser science all corundum doped with chromium is considered ruby (in contrast to pink