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Backlit: Blue
Double Flange
shadows or discolouration
Simply touch pen probe to gold or platinum and read the test results on one of two dynamic displays:
light weight and practical
4.58ct Rectangular Cut Tourmaline 14.x6.2mm Zeiss Loupe x6 + x3 (Ø22mm) Backlit: BlueTourmalines 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
