Prehnite with Rutilate 6mm Round - 15-16 Inch 4.8mm First discovered in 2006

First discovered in 2006

It is a variety of the mineral corundum

Ancient Egyptians believed Red Jasper to be connected to the fertilizing blood of Mother Isis

It is not a granite

and was prized in ancient times for the ultramarine dye derived from it

Prehnite with Rutilate 6mm Round - 15-16 Inch 4.8mm First discovered in 2006Prehnite 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.