neptunite

English

Neptunite crystals

Etymology

Neptune +‎ -ite

Noun

neptunite (usually uncountable, plural neptunites)

1. 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^[1], Hudson Institute of Mineralogy, 2000–2024.