Sapphire
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 | Corundum, Sapphire |
Natural or man made | Natural |
Origin | Afghanistan |
Origin details | Koksha Valley |
Gem State | Specimen |
Color | Blue |
Transparency | Translucent |