Indian Lazuli lapis stone, 5.487 carats

Technical details: Type: Lazuli (Lapis Lazuli) (Lapis Lazuli) Weight: 5.487 carats Dimensions (mm): 13.89x10.02x4.89 Shape: Pear Color: Blue Clarity: Non-faceted Transparency: Opaque Hardness: 5.0-5.5 Treatment: Untreated Origin: India Certification: Certificate from Saudi Laboratory (MT) - website (www.mtgl.com.sa) Lapis Lazuli is a dense dark blue rock, not a single mineral, mainly composed of the mineral Lazurite with varying amounts of other minerals such as Pyrite, which appears as golden spots, and Calcite, which appears as lines or white spots. Lapis Lazuli is known for its rich deep blue color, which was historically used as a dye "Ultramarine blue."