polybasite

noun

poly·​ba·​site

ˌpälēˈbāˌsīt,

-lə̇ˈb-

plural -s

: an iron-black metallic-looking ore (Ag,Cu)₁₆Sb₂S₁₁ of silver consisting essentially of silver, copper, sulfur, and antimony

Word History

Etymology

German polybasit, from poly- + basi- + -it -ite

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