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Tourmalines are gems with an incomparable variety of colours. The reason, according to an old Egyptian legend, is that the tourmaline, on its long journey up from the centre of the Earth, passed over a rainbow. In doing so, it assumed all the colours of the rainbow.
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www.gemstone.org/gem-by-gem/english/tourmaline.html
www.gemstone.org/gem-by-gem/english/tourmaline.html
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The spectrum is so varied that the tourmaline family alone would suffice to cater to the gemstone wishes of every woman and every man in a particular colour or colour combination. Often, Nature conjures up tourmaline crystals from which gemstones with a particularly subtle multi-colouredness can be cut.
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www.gemstone.org/gem-by-gem/english/multi_tourmaline.ht...
www.gemstone.org/gem-by-gem/english/multi_tourmaline.html
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Tourmaline is used to naturally transforms water into mild alkali water, reduce water clustering and has anti-bacterial and deodorant qualities. Tourmaline water applied to the skin gives an excellent effect of moisturizing and absorption ... In addition, Tourmaline generates FIR that purifies the water, and acts like...
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www.ionizers.org/tourmaline.html
www.ionizers.org/tourmaline.html
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Pink to Red tourmaline is known as rubellite, and the color is probably from manganese. It is one of the most valuable of the tourmalines when the colors are dark and rich. Large flawless stones are rare, as the pink variety tends to have more flaws.
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www.theimage.com/gemstone/tourmaline/tourmaline.html
www.theimage.com/gemstone/tourmaline/tourmaline.html
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Tourmaline jewelry, care, facts, lore, treatments, and where tourmalines are found. ... Tourmaline comes in many colors such as blue, yellow, pink, red, black, green and clear. High quality blue tourmaline is the most valuable. It has a hardness of 7.5.
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www.jewelrymall.com/stones/tourmaline.html
www.jewelrymall.com/stones/tourmaline.html
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Classification of Tourmaline ... Physical Properties of Tourmaline ... Crystallography of Tourmaline...
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www.mindat.org/min-4003.html
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Most people consider tourmaline to be a single mineral. But in fact it is a group named for several different, but closely related minerals. Members of the Tourmaline Group are favorites among mineral collectors.
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www.galleries.com/Minerals/Silicate/tourmali.htm
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Q: What is tourmaline, and what colors does it come in? ... A: "Tourmaline" refers to a large group of minerals with similar crystal structure and varying chemical composition. Very few naturally occurring tourmalines are suitable for use as gemstones.
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www.megalink.net/~mtmica/tourmaline_facts.html
www.megalink.net/~mtmica/tourmaline_facts.html
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