Agates & Variations

Agate is the name given to a family of chemically related stones. There are over thirty distinct varieties of agate making it one of the largest stone families. All agates are composed of SiOThey form according to a trigonal crystal structure, and have a hardness of 7 on the Mohs scale. *Please see other gem varieties of Agate such as Carnelian and Bloodstone in their own listing. Click on each stone type to read about their healing properties.