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argentite

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noun ar·gen·tite \ˈär-jən-ˌtīt\

Definition of argentite

  1. :  a dark gray or black mineral of metallic luster that consists of native sulfide of silver and is a valuable silver ore

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First Known Use of argentite

circa 1868

Learn More about argentite

  1. Britannica.com: Encyclopedia article about argentite

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