realgar

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English[edit]

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Realgar

Etymology[edit]

Old English, from Medieval Latin, from Arabic رهج الغار (rahj-al-ğār, cave dust).

Noun[edit]

realgar (usually uncountable, plural realgars)

  1. (mineralogy) A mineral, arsenic sulfide (AsS), often associated with orpiment and stibnite in lead, silver and gold ores.

Derived terms[edit]

Translations[edit]