Ruby in zoisite matrix (normal light). Mundarara Mine, Arusha Region, Tanzania. © Rob Lavinsky, www.iRocks.com. Used with permission.
Opaque Red Ruby Specimen from Tanzania
Ruby in zoisite matrix (normal light). Mundarara Mine, Arusha Region, Tanzania. © Rob Lavinsky, www.iRocks.com. Used with permission.
Article: Do Natural Rubies Fluoresce?
Credit: Rob Lavinsky
| Gemstone | Ruby, Corundum |
| Natural or man made | Natural |
| Origin | Tanzania |
| Origin details | Mundarara Mine, Arusha Region |
| Gem State | Specimen |
| Color | Red |
| Transparency | Opaque |