These intergrown blue sapphire crystals from the Koksha Valley in Afghanistan still sit on their schist matrix. © Rob Lavinsky, www.iRocks.com. Used with permission.
Translucent Blue Sapphire Specimen from Afghanistan
These intergrown blue sapphire crystals from the Koksha Valley in Afghanistan still sit on their schist matrix. © Rob Lavinsky, www.iRocks.com. Used with permission.
Article: How Do Rubies and Sapphires Form?
Credit: www.iRocks.com
| Gemstone | Sapphire, Corundum |
| Natural or man made | Natural |
| Origin | Afghanistan |
| Origin details | Koksha Valley |
| Gem State | Specimen |
| Color | Blue |
| Transparency | Translucent |