Axinite
Magnesioaxinite is an axinite gem with a high magnesium content and a biaxial positive optic sign. Axinite is typically biaxial negative. "Magnesioaxinite." © Rob Lavinsky, www.iRocks.com. Used with permission.
Article: How Can a Gemstone’s Optic Sign Change?
Credit: Rob Lavinsky, www
Gemstone | Axinite |
Natural or man made | Natural |
Gem State | Specimen |
Color | Pink |
Transparency | Transparent |