• Hardness

  7.0.

• Occurrence

  Madagascar, North America, Brazil, Myanmar (Burma), Africa, Siberia, Australia, Sri Lanka (Ceylon). Tourmaline and opal are the birthstones of the month of October. Tourmaline is the national gemstone of the United States.

• Appearance

  Tourmaline is often found with a cat's eye effect.

• Enhancements

  Cat's eye tourmaline is not enhanced.

  More information on gemstone enhancements.

• Cat's Eye Tourmaline

  • Item #TRM516
    	10.45 ct.
    	14.4x11.0mm Cabochon, Round Cut
    	Very Dark
    	Strong Bluish Purple/Bluish Green
    	Heavily Included
    	[N] Not enhanced.
    	one of a kind
    Watermelon Cat's Eye Tourmaline	$ 324.99

  • Item #TRM325
    	1.51 ct.
    	8.9x6.2mm Cabochon, Oval Cut
    	Medium
    	Strong Yellowish Green
    	Opaque
    	[N] Not enhanced.
    	one of a kind
    excellent cat's eye. With a small blemish on top.
    Green Cat's Eye Tourmaline	$ 39.99

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Last updated December 7, 2007
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