7x5mm Oval Faceted Tourmaline Carat Gauge and Guide Supplied with wooden stand

Supplied with wooden stand

Color: Silver + Pink

Automatic welding lens filter with solar charge function and fully automatic darkening

2 Bases with adjustable heights

only open 3

7x5mm Oval Faceted Tourmaline Carat Gauge and Guide Supplied with wooden standTourmalines 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