Portrait of Andrés Manuel del Río

Adapted from ⁠an image by Rafael Ximeno y Planes (public domain), via Wikimedia Commons.

1764–1849

Andrés Manuel del Río

Discovered vanadium in 1801.

Element

23VVanadium
1801

Andrés Manuel del Río, a professor in Mexico City, found a new metal in a lead ore in 1801, but French chemists told him it was only chromium and he withdrew his claim. Nils Sefström found it again in 1831 and named it vanadium, after the Norse goddess Vanadis.

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