10.53ct Octagon Cut Tourmaline 22x8.8mm Durston Superior Hardwood Jewellers Bench 10 * Diamond Cutting Discs

10 * Diamond Cutting Discs

Tank size: 15

oxidised surface

15) Bergeon 4744D

Tool steel

10.53ct Octagon Cut Tourmaline 22x8.8mm Durston Superior Hardwood Jewellers Bench 10 * Diamond Cutting DiscsTourmalines 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