neptunite

English

Neptunite crystals

Etymology

Neptune +‎ -ite

Noun

neptunite (usually uncountable, plural neptunites)

A black silicate mineral with chemical formula KNa₂Li(Fe²⁺,Mn²⁺)₂Ti₂Si₈O₂₄

Translations

mineral

Finnish: neptuniitti

Further reading

David Barthelmy (1997–2024) “Neptunite”, in Webmineral Mineralogy Database.
“neptunite”, in Mindat.org‎, Hudson Institute of Mineralogy, 2000–2024.

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