Glittering Stones >>Semi precious stones >> Sugilite

Semi Precious Stone Sugilite

Sugilite (also known as luvulite) is a comparatively rare pink to purple cyclosilicate mineral with the complex chemical formula: KNa2 (Fe, Mn, Al) 2Li3Si12O30. Sugilite crystallizes in the hexagonal system with the prismatic crystals. The crystals are very rarely found and the form is usually massive. It has a Mohs hardness of 5.5 to 7.5 and a specific gravity of 2.75 - 2.85.

Historical Facts of Sugilite

Other name: Luvulite

Chemical Composition: KNa2 2Li3Si12O30

>Hardness: 5.5 - 7.5

Crystal habit: Massive

Crystal system: Hexagonal

Density: 2.75 - 2.85

Mineral: Cyclosilicate

Occurrence: Japan, Quebec, Canada, Liguria, Tuscany, Italy, Australia, India

Color: Rare pink to purple

Gem Jewelry Sugilite