Prehnite 10mm Round AAA Grade - 15-16 Inch Barrel Blue Cubic Zirconia can be truly

Cubic Zirconia can be truly colorless

usually in white on hues of brown

All gemstones are fascinating and special

This item is treated and dyed agate

Prehnite 10mm Round AAA Grade - 15-16 Inch Barrel Blue Cubic Zirconia can be trulyPrehnite 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.