zinkenite

noun

zin·​ken·​ite

ˈziŋkəˌnīt

plural -s

: a steel-gray mineral Pb₆Sb₁₄S₂₇ of metallic luster consisting of a lead antimony sulfide and occurring in orthorhombic crystals and in masses (hardness 3–3.5, specific gravity 5.30–5.35)

Word History

Etymology

German zinkenit, from J. K. L. Zinken †1862 German mineralogist + German -it -ite

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