Prehnite 6mm Round Faceted A Grade - 15-16 Inch Stone Type_Sapphire The holes in these beads

The holes in these beads are straight

who was a great admirer and collector of gemstones

malachite and a variety of iron oxide minerals

Chrysoprase is believed to balance the heart chakra and help one understand their needs and emotions

Prehnite 6mm Round Faceted A Grade - 15-16 Inch Stone Type_Sapphire The holes in these beadsPrehnite 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.