freibergite

== English == === Etymology === Freiberg, Saxony, where it was found in silver mines, +‎ -ite. === Noun === freibergite (usually uncountable, plural freibergites) (mineralogy) A complex cubic sulfosalt mineral of silver, copper, iron, antimony, and arsenic. === Further reading === David Barthelmy (1997–2026), “Freibergite”, in Webmineral Mineralogy Database. “freibergite”, in Mindat.org, Keswick, Va.: Hudson Institute of Mineralogy, 2000–2026.