Blue Chalcedony is a rare variety of Chalcedony, a cryptocrystalline silicate mineral and a member of the Quartz family. This stone comes mostly from Turkey, but can be found in Africa, Indonesia, and Washington state as well. This beautiful stone ranges from very light to a rich blue and can be nearly transparent to opaque.
Chemical Formula: SiO2
Hardness: 6.5-7
***NOTE TO BUYER***
This is a "random selection" listing. You will NOT receive the exact item photographed in the listing, but one that is very similar. However, due to the unique nature of each mineral the size, shape, and color may vary slightly.
