The story
From Belgian geologist Omalius d'Halloy + -ite.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A monoclinic-domatic clay mineral containing aluminum, hydrogen, oxygen, and silicon. Full definition →
From Belgian geologist Omalius d'Halloy + -ite.
Etymology from Wiktionary, CC BY-SA 4.0.