Synthetic Gemstones Ruby# 5, Round Cabochon

GEMSTONE DETAIL

• Origin: Grown in Lab by Verneuil / Flame Fusion method
• Dimensions: 4.00mm to 10.00mm
• Grade: AAA
• Clarity: Eye Clean
• Shape: Round Cabochon
• Make: Very Good
• Symmetry: Very Good
• Color: Beautiful vivid pinkish red
• Cut: Very Good
• Polish: Very Good
• Stock Postion: Most of the sizes are available.

CHEMICAL PROPERTIES

• Chemical Composition: Al2O3 (Aluminium Oxide)
• Hardness: 9 Moh’s Scale
• Refractive Index: 1.76
• Density: 3.98 – 4.1 g/cm3
• Dispersion: 0.018
• Purity: 0.9999
• Manufacturing Process: Verneuil / Flame Fusion