Hydrothermal Ruby Rectangle Radiant Cut
3 years ago
31
Laboratory created (True, Cultured) Hydrothermal Ruby grown by the newest “Platinum” technology. Closest to the natural ruby because of some single water molecules content. Stones have perfect AAA cut quality
Chemical composition AI2O3
R.I. = 1.766 - 1.774
Specific gravity: 3.97 - 4.05
Mohs Hardness 9
Crystal system: Hexagonal
Few stones from 9x7 to 5x3mm
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