The story
From Bruce + -ite, after its discoverer, American mineralogist Archibald Bruce (1777–1818).
Etymology from Wiktionary, CC BY-SA 4.0.
brucite
Today it means: A mineral form of magnesium hydroxide, Mg(OH)₂, often found in thin foliated plates, but may be fibrous (see nemalite), of a white or greenish color and vitreous to pearly luster. Full definition →