noun
Meaning 1
A monoclinic-prismatic very dark green mineral containing aluminum, beryllium, iron, magnesium, oxygen, and silicon.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
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