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  1. Oxford Dictionary

    scoria

    • IPA[ˈskɔːrɪə]

    英式

    • n.
      basaltic lava ejected as fragments from a volcano, typically with a frothy texture；slag separated from molten metal during smelting

    • noun: scoria, plural noun: scoriae

    • 釋義

    名詞

    • 1. basaltic lava ejected as fragments from a volcano, typically with a frothy texture chunks of black scoria the village lay half silted up under black scoriae and dust
    • 2. slag separated from molten metal during smelting the scoria has been expelled completely from the mercury