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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A mixed arsenide and sulfide of copper from Lauta near Marienberg, Saxony

from The Century Dictionary and Cyclopedia

  • n. A metallic mineral containing copper, arsenic, and sulphur, but of doubtful homogeneity: found at Lauta, near Marienberg, Saxony.


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