Prehnite with Rutilate 4mm Round - 15-16 Inch Third Eye ” the other being Nephrite

” the other being Nephrite

Mexican Laguna Lace Agate is one of the most prized agates in the world

most natural topaz is colorless

This macrocrystalline Quartz stone has chatoyant layers that create a flash which seems to emanate from within the stone as they catch the light

Many of the earliest gem traders did not realize that these yellowish stones were actually different materials

Prehnite with Rutilate 4mm Round - 15-16 Inch Third Eye ” the other being NephritePrehnite 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.