Larger Cordierite cabochon - (or Iolite in the old style). It has a mystical gray-blue-purple special color similar to frost on blueberries. Cut here.

Cordierite is classified as a gemstone and also has a beautiful hardness - 7-7.5 (the same hardness as tourmaline)

Like all purple stones, it belongs to the spheres of intuition, will and the crown chakra. It is a very mysterious, nocturnal stone. It will be great for interesting dreams and meditation.

.