Black Sardonyx 6x8mm Corner Drilled Table Cut Cube Bead - 15-16 Inch Size_4-6 Peruvian Opal was considered by

Peruvian Opal was considered by the Incas to be a gift from Pachamama

These inclusions give it a glistening effect termed “aventurescence

Dutch Colonel Hendrik Von Prehn

The word "beryl" is derived from the Greek beryllos

Petrified wood is created through a process called permineralization

Black Sardonyx 6x8mm Corner Drilled Table Cut Cube Bead - 15-16 Inch Size_4-6 Peruvian Opal was considered bySardonyx has a Sard base, typically of brown or black, with bands of white Onyx running through it. Sard is not Onyx, but rather a dark variety of Carnelian. Sardonyx is sometimes treated to bring out its reddish tones. It is believed by some to improve memory and increase analytical skills.