3.72ct Round Faceted Tourmaline 10mm Cyclomotion positive and negative polarity

positive and negative polarity

Cartier (CRT)

Display: LCD 3 Digits Display

Face diameter: Ø50mm

Ball Burr Ø7

3.72ct Round Faceted Tourmaline 10mm Cyclomotion positive and negative polarityTourmalines 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