Diopside Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania |
Lapis Lazuli (polished and carved) Sar-e-Sang, Badakhshan Province, Afghanistan |
Opal (polished) Jalisco, Mexico |
Serandite with Aegirine Mont St. Hilaire, Quebec, Canada |
Olmiite on matrix N Chwanning II Mine, Kuruman, Republic of South Africa |
Spinel (rough and cut) Mogok, Sagaing District, Mandalay Division, Burma (Myanmar) |