Prehnite 8mm Coin Faceted A Grade - 15-16 Inch White Dzi Agate the same gemologist that discovered

the same gemologist that discovered Kunzite

The presence of Manganese within the stone produces the purple hue

Diamond is a rare

and it has been used throughout history for various purposes

Its color is due to the presence of Manganese and Iron in the stone

Prehnite 8mm Coin Faceted A Grade - 15-16 Inch White Dzi Agate the same gemologist that discoveredPrehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South Africa in 1774. Prehnite is translucent to transparent, in colors from light green to yellow green to olive, with occasional inclusions of Black Tourmaline that crisscross the stone in fibrous patterns. It is a phyllosilicate composed of silicon, calcium and aluminum with trace amounts of iron.