| 11. | The normal primary and secondary hues in tanzanite are blue and violet.
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| 12. | The United States accounts for 80 percent of the world market for tanzanite.
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| 13. | Tiffany, Zales and QVC said they suspended tanzanite sales as a precaution.
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| 14. | Mererani is the only place in the world where tanzanite gemstones are found.
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| 15. | Major retailers have since started selling tanzanite again.
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| 16. | But he said al-Qaida had undoubtedly sold tanzanite to finance its operations.
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| 17. | The role of the sightholders is to process rough tanzanite and to manufacture jewelry.
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| 18. | Tanzanite is an exclusive product of the country.
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| 19. | There are some people with ulterior motives drawing this link to destroy the tanzanite market.
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| 20. | Tanzanite was introduced to the world market by New York jeweler, Tiffany's.
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