helvite
English
Etymology
Latin helvus (“of a light bay colour”).
Noun
helvite
- (mineralogy) A yellowish mineral consisting chiefly of silica, beryllium, manganese, iron, and sulfur. Its chemical formula is Mn4Be3(SiO4)3S.
Synonyms
Further reading
- David Barthelmy (1997–2025) “Helvite”, in Webmineral Mineralogy Database.
- “helvite”, in Mindat.org[1], Hudson Institute of Mineralogy, 2000–2025.