realgar
English
![](http://upload.wikimedia.org/wikipedia/commons/thumb/0/03/Mineral_Regalgar_GDFL035.jpg/220px-Mineral_Regalgar_GDFL035.jpg)
Etymology
Old English [Term?], from Medieval Latin [Term?], from Arabic رَهْج اَلْغَار (rahj al-ḡār, literally “cave dust”).
Noun
realgar (usually uncountable, plural realgars)
- (mineralogy) A mineral, arsenic sulfide (AsS), often associated with orpiment and stibnite in lead, silver and gold ores.
Derived terms
Translations
mineral
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See also
Further reading
- David Barthelmy (1997–2024) “Realgar”, in Webmineral Mineralogy Database.
- “realgar”, in Mindat.org[1], Hudson Institute of Mineralogy, 2000–2024.