“It’s called kyawthuite (cha-too-ite), a tiny, tawny-hued grain weighing just a third of a gram (1.61 carats). On first glance, you might mistaken it for amber or topaz; but the unassuming mineral speck has value beyond measure.”

  • Flying Squid
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    fedilink
    42 days ago

    I only read the above comment up to ‘tldr’ and skimmed the rest so the tldr is that the world’s rarest mineral is so rare that it’s only ever been found once!