Tourmaline is one on the most complex gemstones of the silicate group and there are 10 different varieties created by the dozen or more elements they contain. Origin of name: from Sinhalese turamali = stone of mixed colours. There are Tourmalines, which change the colour from daylight to artificial light and others display chattoyance (amobile, wavering striped reflection).Tourmaline is found in Africa, Brazil, Madagascar, Mexico, Myanmar, Namibia, Sri Lanka and USA. Tourmaline may be heated to enhance it's colour.

 
Colour : Depending on the variety green, red to pink, light to dark blue, colourless, purple , neon blue, brown, black, red to green and green to red.
Hardness : 7-7.5 

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Tourmaline carries the frequency of natural joy and beauty. Tourmaline comes in a wide variety of types and colors. Watermelon tourmaline combines pink and green tourmaline, bringing the energies of both and creating an ideal stone for working with the heart. Black tourmaline is one of the best protection crystals available and widely used for metaphysical work. Pink tourmaline is beneficial for emotional healing.