rathite

noun

rath·​ite

ˈräˌtīt,

-ˌthīt

plural -s

: a mineral Pb₁₃As₁₈S₄₀ consisting of a lead arsenic sulfide occurring in dark gray metallic orthorhombic crystals (hardness 3, specific gravity 5.4)

Word History

Etymology

German rathit, from G. vom Rath †1888 German mineralogist + German -it -ite

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