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Realgar   Listen
Realgar

noun
1.
A rare soft orange mineral consisting of arsenic sulphide; an important ore of arsenic.






WordNet 3.0 © 2010 Princeton University








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"Realgar" Quotes from Famous Books



... which these and other substances were put. Salts of ammonium were also known; while alum was used as a mordant in dyeing. Many substances were employed in ancient medicine: galena was the basis of a valuable Egyptian cosmetic and drug; the arsenic sulphides, realgar and orpiment, litharge, alum, saltpetre, iron rust were also used. Among the Arabian and later alchemists we find attempts made to collate compounds by specific properties, and it is to these writers that we are mainly indebted for such terms ...
— Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 - "Chtelet" to "Chicago" • Various



Words linked to "Realgar" :   mineral, as, atomic number 33, arsenic



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