New top story on Hacker News: New chemical analysis of Aztec turquoise suggests it didn’t come from the SW US

New top story on Hacker News: New chemical analysis of Aztec turquoise suggests it didn’t come from the SW US New top story on Hacker News: New chemical analysis of Aztec turquoise suggests it didn’t come from the SW US Reviewed by Qamar javed on June 22, 2018 Rating: 5

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