JUNEAU, Alaska (AP) A gemstone, billed as one of the largest gem-quality opals in existence, was sold for $143,750 at auction in Alaska on Sunday. The opal, dubbed the “Americus Australis,” weighs more than 11,800 carats, according to the auction house Alaska Premier Auctions & Appraisals.
JUNEAU, Alaska (AP) A gemstone, billed as one of the largest gem-quality opals ever found, was sold for $143,750 at auction in Alaska on Sunday. The opal, dubbed the “Americus Australis,” weighs more than 11,800 carats, according to the auction house Alaska Premier Auctions & Appraisals.