lepidocrocite

noun

lep·​i·​do·​cro·​cite

-ˈkrōˌsīt

plural -s

: a ruby red to reddish brown mineral FeO(OH) consisting of an iron oxide hydroxide that is an important constituent of some iron ores and often occurs with goethite

Word History

Etymology

German lepidokrokit, from lepid- + Greek krokē thread + German -it -ite

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