NANO CRYSTAL GEMS "AAAAA" QUALITY - NANO Spinel 5A
Nano gems are affordable gems for all jewellery manufacturers. These stones can be used for all jewellery techniques including wax casting due to their high fire and heat resistance. Also known as nano crystal, nano gems, nano crystal emerald, nano diamond, nano crystal all shapes.
Chemical Property : MgAl2O4 |Hardness (Moh’s Scale): 8 |Refractive Index : 1.612–1.615 |Specific Gravity : 3.58 |Dispersion : – |Fire/Heat Resitance : 900 °C