Sky Blue Medium

Sky Blue Medium Heat resistant to 1650c suitable for fire in place with Metal Clays & Wax Casting. Note: Due to the difference in the type of monitors and other devices, the colour in the photo may be different from the real one. The Stones will require an Azure hole to be cut (to let light through). Unless using one of the opaque stones. Product group: Nano Spinel crystal (Nano Gems, Nano ceramic glass) belongs to the group of glass ceramics with high hardness and almost zero linear expansion characteristics. Product purpose: Nano crystal is one of the best imitations of natural-coloured gemstones, with a unique characteristic. Gemmological characteristics: Colour, lustre, hardness, density are very close to many natural stones. Advantage: The colour is very even and stable at high temperatures, which gives it an advantage in comparison with many natural and synthetic stones. Capabilities: Optical characteristics makes it possible to imitate transparent. translucent and opaque natural stones