NANO STONES – is a ceramic material with very tiny-size Spinel phases.  It has special physical and optical properties: Color – homogeneous and even, Hardness = 7 – 7.5, Refractive Index = 1.61 – 1.64, Density = 3.0 – 3.3 g/cm³, Melting Temperature 1600-1750°C, Luster and Color are maximally close to many natural gemstones.  High thermal shock resistance makes Nanogem fully compatible with wax casting jewelry.

Nano Gem is the best substitite of the color natural gemstones! It completely simulate the brightness, colors, hardness and density of many gemstones:Green Emerald, blue Sapphire, blue Topaz, Aquamarine, Citrine, Peridot, Garnet, Kunzite, Morganite, Smoky Quartz, Turquoise and many others natural gem stones.