beckelite

noun

beck·​e·​lite

ˈbe-kə-ˌlīt

plural -s

: a mineral Ca₃(Ce,La,Y)₄(SiZr)₃O₁₅ consisting of the cerium metals and calcium and occurring in wax-yellow isometric crystals (hardness 5, specific gravity 4.15)

Word History

Etymology

Friedrich Becke †1931 Austrian mineralogist + English -lite

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