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A three-part series that explores the mines of Madagascar. Written by Vincent Pardieu of the AIGS Gemological Laboratory with Richard W. Wise of R.W. Wise Goldsmiths, Lenox, Massachusetts.

Part One: Ruby Boomtown (January 2006)

Part Two: The World's Biggest Sapphire Market (March 2006)

Part Three: The Once and Future Sapphire (July 2006)

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