Black Eye Agate 4mm Round - 15-16 Inch Eagle apricot and purplish red

apricot and purplish red

second only to Diamond

It forms when Quartz and Feldspar crystallize in radial aggregates within other silica-rich stones

and variation of the amount of iron in the stone creates a color range from reddish purple to deep violet to light lilac

peach or light red and may also include colorless Quartz

Black Eye Agate 4mm Round - 15-16 Inch Eagle apricot and purplish redBlack Eye Agate is a variety of Sardonyx which 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.