Inclusions
Inclusions
Inclusions are physical and optical discontinuities inside gemstones and gem minerals. Studying inclusions helps determine the nature of a gem (natural vs. synthetic), its origin where possible, and the presence of treatments or enhancements.
Photomicrograph gallery
Alexandrite 
Amber 
Apatite 
Green beryl 
Diamond 
Rough diamond 
Irradiated diamond 
Doublet 
Dumortierite 
Emerald 
Synthetic emerald 
Kunzite 
Moissanite 
Opal 
Boulder opal 
Quartz with hematite 
Quartz with gilalite 
Herkimer quartz 
Rainbow lattice 
Ruby 
Sapphire 
Synthetic sapphire 
Irradiated blue topaz 
Imperial topaz Paraíba tourmaline 
Bicolour tourmaline 
Rubellite tourmaline 
Glass