Kyanite is derived from the word kyanos meaning deep blue. This is an excellent description of the color that most kyanite is found. It can occur in other colors such as white, orange and black. Its common uses other than as a gemtsone include...

Kyanite is derived from the word kyanos meaning deep blue. This is an excellent description of the color that most kyanite is found. It can occur in other colors such as white, orange and black. Its common uses other than as a gemtsone include...