1 franckeite | Definition of franckeite

franckeite

noun
franck·​e·​ite | \ ˈfräŋkəˌīt\
plural -s

Definition of franckeite

: a mineral consisting of a dark gray or black massive lead antimony tin sulfide (specific gravity 5.55)

First Known Use of franckeite

1893, in the meaning defined above

History and Etymology for franckeite

German franckeït, from Carl and Ernest Francke, 19th century German mining engineers + German -it -ite

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