Prehnite 4mm Faceted Bicone - 15-16 Inch Origin_Namibia These strands were cut into

These strands were cut into beads with some of the material the Chalcedony was mined out of remaining

Herkimer Quartz

Round Nose

and Side Cutters

Prehnite 4mm Faceted Bicone - 15-16 Inch Origin_Namibia These strands were cut intoPrehnite 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.