Prehnite 8mm Coin Faceted A Grade - 15-16 Inch White Dzi Agate Its color is due to

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

The presence of Manganese within the stone produces the purple hue

Bayong is a hardwood native to the Philippines with a natural red-brown color

Naturally occuring in hues of blue-green to green with spots and streaks of red

Prehnite 8mm Coin Faceted A Grade - 15-16 Inch White Dzi Agate Its color is due toPrehnite 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.