Kyanite is a formation of the triclinic mineral structure belonging to the aluminum-silicate mineral group. Kyanite originates from the Greek expression ‘kyanos,’ which describes a deep blue. The different terms used to describe Kyanite jewelry are Disthene, Rhaeticite, and Cyanite. This stunning gem appears from transparent to translucent. It occurs in a spectrum of pale to dark blue, grey, or white, and sometimes a light green hue. According to the Mohs hardness scale, Kyanite scores vary from 4 to 7.
