'Lapis Lazuli' has been worn in the belief that it will ward off evil.
|Mohs Hardness||5 - 5.5|
|Chemical Composition||(Na, Ca)8(AlSiO4)6(S, SiO4)6(S, SO4CI)1-2|
|Mineral||Calcite, Pyrite, Lazurite|
Belief & Birthstone
|Color||Deep blue colour which there will be small amounts of white calcite and of pyrite crystals are usually present.|
|Clarity||Frequently contains varying amounts of whitish calcite matrix—the host rock that surrounds the gem—or flecks or veins of glinting yellow pyrite, or both. The gem can also have a smoothly uniform bodycolor, free of visible pyrite and calcite.|
|Cut||Typically, lapis cutting styles for use in jewelry are cabochons, beads, inlays, and tablets, as well as decorative carvings.|