<div>Where can I be found?</div><div>Madagascar, North America, Brazil, Myanmar (Burma), Africa, Siberia, Australia, Sri Lanka (Ceylon)</div>geology.com
<div>Physical Properties:</div><div>Can be found in any color,</div><div>Vitreous (A glasslike appearance,Transparent,</div><div>poor cleavage or bad ability to break into flat pieces</div>www.diamond-jewelry-pedia.com
<div>Chemical Formula: NaR32+Al6B3Si6O27(OH,F)4 </div><div>Where R = Fe2+, Mg, or (Al + Li)</div><div><br></div>www.rocksandminerals.org
<div>Interesting Facts:</div><div>Tourmaline is the U.S National Gemstone,There are more colors of tourmaline than any other known gemstone, The lighter colored stones are more valuable.</div>upload.wikimedia.org
<div>Unique Applications: Tourmaline is used as a gemstone and because of its double refraction and piezoelectric properties is also used in polarizers and some pressure gauges.</div>www.bhphotovideo.com
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<div>Video of Tourmaline</div>www.youtube.comOnce proposed to be the national gemstone of the United States, tourmaline is found all over the world and in a variety of colors. Tourmaline is the most col...