A good specimen of a Ruby Wand, from a natural Ruby Crystal. It has been cut and polished to a dome to see if it was a Star Ruby. It is the interference of Titanium Dioxide which creates a Star Ruby. This Ruby Wand specimen is fluorescent as shown in pictures under long wave UV light.
4.2cm x 2.5cm x 2.2cm, 52g.
Ruby is the red variety of corundum, the second hardest natural mineral known to mankind. Non red variety of corundum is Sapphire. Sapphires are well known among the general public as being blue but can be nearly any color. The red color in ruby is caused by trace amounts of the element chromium. The best shade of red for ruby is often given the name pigeon blood red. Ruby can be any shade of red up to almost pink.