foyalite
Noun
Meaning
foyalite (countable and uncountable, plural foyalites)
(mineralogy) A fine-grained Plutonic syenite made up of orthoclase, nepheline, hornblende, and accessory mica, sodalite, zircon, noselite, and pyroxene.
Noun
foyalite (countable and uncountable, plural foyalites)
(mineralogy) A fine-grained Plutonic syenite made up of orthoclase, nepheline, hornblende, and accessory mica, sodalite, zircon, noselite, and pyroxene.