noun
Meaning 1
A massive course-grained rock composed chiefly of feldspar with some other minerals such as hornblende and biotite.
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