Pink Tourmaline Gemstone information Information * Loose gemstones * Jewelry links Tourmaline is a birthstone for the month of October and the gemstone representing the 8th wedding anniversary. It was once believed that it protects the wearer against bad decisions, many dangers, and misfortune. It is also known to attract friends and lovers. Pink tourmaline promotes female balance and protection, as green tourmaline promotes the same among males. View examples of cut pink tourmaline below and prices in our store section.   ENHANCEMENT CODE E Click to view AGTA code. PROPERTIES Refractive Index 1.624-1.644 Hardness = 7-7.5 (Moh's Scale) Specific Gravity =3.06 Species - Tourmaline. Optic Character - Double Refraction. Phenomena - Chatoyancy, color change (rare). WARNINGS FOR CARE Ultrasonic: Risky. Steamer: Risky. Heat: Fair-poor; may cause color change. Chemicals that harm: none   Crystal Structure Crystal system: Hexagon, Trigonal, striated. MAJOR SOURCES Brazil, Afghanistan, Myanmar, India, Kenya, Madagascar, Mozambique, Pakistan, Sri Lanka, Tanzania, US Birthstones  January  Garnet February Amethyst March Aquamarine April Diamond May Emerald June Pearl/Alexandrite July Ruby August Peridot September Sapphire October Opal/Tourmaline November Topaz or Citrine December Blue Topaz or Zircon Round cut.   Oval shape.   Marquise cut. Pear Shape.   Straight Baguette.   Buff top. Step cut.   Emerald cut. Heart Shape.   Trillion Cut.

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