noun
Meaning 1
A mixed iron, magnesium, and manganese silicate mineral of metamorphic origin, with the chemical formula (Fe2+,Mg,Mn)2Al4Si2O10(OH)4.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: chemistry, geography, geology, mineralogy, natural-sciences, physical-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided