Lab Created Alexandrite – Chrysoberyl Oval 14x10 mm

3 years ago
21

Laboratory created (True, Cultured) Czochralski Pulled Alexandrite. Such material produced mostly for low frequency lasers. This stone cut from the regular technical/laser material and has the strong reddish color with slight color change to purplish shade with some green sparkles. Stones have perfect AAA cut quality
Chemical composition Cr: BeAl2O3
R.I. = 1.64-167, double refractive;
Specific gravity: 3.74;
Mohs Hardness 8.5;
Crystal system: Orthorhombic, strong pleochroic (trichroic)
Absolutely unique stone

Loading comments...