Prehnite 4mm Round Faceted AA Grade - 15-16 Inch Mixed Impression Jasper Labradorite is remarkable for the

Labradorite is remarkable for the way its aggregate layers refract light

Display them together

found only in the Dominican Republic

but can be distinguished by its structure and its lower relative hardness

Occurring in sizes ranging from a grain of sand to the size of an apple

Prehnite 4mm Round Faceted AA Grade - 15-16 Inch Mixed Impression Jasper Labradorite is remarkable for thePrehnite 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.