sardonyx (Q3428905)

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chalcedony variety
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Language Label Description Also known as
English
sardonyx
chalcedony variety

    Statements

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    Red onyx - Handicraft.jpg
    800 × 721; 171 KB
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    SiO2 + Fe, Mn, O, OH
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    2.58 kilogram per square metre
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    6.5
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    Sardonyx
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    Identifiers

     
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