The story
From leuco- (“white”), due to its whitish color, + -some (“characterized by”).
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A coarse-grained quartzofeldspathic vein Full definition →
From leuco- (“white”), due to its whitish color, + -some (“characterized by”).
Etymology from Wiktionary, CC BY-SA 4.0.