noun
Meaning 1
A rare hydrated phosphate mineral with the chemical formula (Fe,Mn)AlPO4(OH)2•H2O, brown or yellow in colour with a vitreous lustre.
Definition source: English Wiktionary via Wiktextract
Usage: 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