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Jean Charles Galissard de Marignac
Jean Charles Galissard de Marignac
Marignac
Born April 24, 1817, Geneva
Died April 15, 1894
Nationality Switzerland
Known for Discovering ytterbium, codiscovering gadolinium, and some fields with yttrium

Jean Charles Galissard de Marignac was a Swiss chemist who discovered ytterbium in 1878 and helped discover gadolinium 1880.