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EnglishEdit

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EtymologyEdit

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NounEdit

copperas ‎(usually uncountable, plural copperases)

  1. iron(II) sulfate.
    • 1843, Thomas Carlyle, Past and Present, book 2, ch. 6, Monk Samson
      […] what a change has introduced itself everywhere into human affairs! How human affairs shall now circulate everywhere not healthy life-blood in them, but, as it were, a detestable copperas banker’s ink;

TranslationsEdit

External linksEdit

  • copperas Barthelmy, David (accessed 29 August 2016) Webmineral Mineralogy Database[1]
  • copperas mindat.org[2], Hudson Institute of Mineralogy, accessed 29 August 2016
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