How does Avena London Blue Nano-Sapphire compare to Natural Sapphire?

  • Avena London Blue Nano-Sapphire has medium brilliance compared to Natural Sapphire which has medium brilliance.
  • Avena London Blue Nano-Sapphire has medium fire compared to Natural Sapphire which has medium fire.

    Name

    AVENA London Blue Nano-Sapphire

    Natural Sapphire

    Material

    AVENA London Blue Nano-Sapphire

    Corundum

    Refractive Index

    1.65 - 1.7

    1.759–1.778

    Brilliance

    Medium

    Medium

    Dispersion

    0.015

    0.018

    Fire

    Medium

    Medium

    Hardness

    7

    9

    Specific Gravity

    3.58 - 3.61

    3.95–4.10