Mineral - Lapis Lazuli Quartz

Name Lapis Lazuli Quartz
Class Semi-precious
Category Quartz (with Lapis Lazuli inclusions or imitation)
Crystal system Hexagonal
Chemical composition Silicon dioxide (SiO₂) with natural or artificial blue inclusions or colorations
Hardness (Mohs scale) 7
Transparency Translucent to opaque
Geographical origin Brazil, India, China, South Africa (depending on the quartz base used)