elpidite
English
Etymology
From Ancient Greek ἐλπίς (elpís, “hope”) + -ite
Noun
elpidite (usually uncountable, plural elpidites)
- (mineralogy) An orthorhombic-pyramidal mineral containing hydrogen, oxygen, silicon, sodium, and zirconium.
References
- “Elpidite” in David Barthelmy, Webmineral Mineralogy Database, 1997–.