Round Shape: Round-shaped alexandrite are classic and enduringly popular, it is the most efficient for capturing brilliance and sparkle.
Product Description | Product Description | |
Product Name | Biron® Lab-grown Alexandrite | |
Gemstone Type | Lab-grown | |
Species | Chrysoberyl | |
Mohs' hardness | 8.5 | |
Density | 3.70-3.78 | |
Crystal System | Orthorhombic | |
Chemical Composition | BeAl2O4 beryllium aluminum oxide | |
Refractive Index | 1.746-1.763 | |
Double Refraction | +0.007 to +0.011 | |
Dispersion | 0.015(0.011) |