24.68ct Cushion Cut Tourmaline 20.6x17.7mm Bergeon 4668 Ceramic Heating Crucible Supplied with 1 Collets

Supplied with 1 Collets

Made in Great Britain

Temperature Range: -10～50℃ / 14～122℉

26oz(Magnifying glass only

24.68ct Cushion Cut Tourmaline 20.6x17.7mm Bergeon 4668 Ceramic Heating Crucible Supplied with 1 ColletsTourmalines are found in a wide range of colours, pink, green, blue, orange, yellow, brown, black, and colourless. Bi coloured Tourmalines are also common and stones which are coloured pink to green are known as watermelon tourmaline. Tourmalines can also display cat's eye chatoyancy, which is caused by parallel fibres running through the stone.; Tourmaline is found in many countries including Madagascar, Brazil, USA, Burma, Sri Lanka, Botswana and