Prehnite 6mm Coin Faceted A Grade - 15-16 Inch Double Hearted the easy-on-the-eyes nature of a

the easy-on-the-eyes nature of a pale yellow color

Red Aventurine is believed to have many positive benefits

in 315 BCE

second only to Diamond

occasionally mingled with rust-brown

Prehnite 6mm Coin Faceted A Grade - 15-16 Inch Double Hearted the easy-on-the-eyes nature of aPrehnite 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.