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News Articles: opal

Dan Newman, left, the founder of Alaska Premier Auctions and Appraisals, and Nick Cline, a business partner, pose Friday in Anchorage with the "Americus Australis," thought to be one the largest gem-quality opals in existence.

Alaska auction to feature brick-sized opal that has been stashed away for years

The "Americus Australis" gem weighs more than 11,800 carats and is one of the largest gem-quality opals in existence. It also has a long history.

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By:
  • The Associated Press