How to Pronounce Jean Charles Galissard de Marignac
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Apr 24, 1817 Geneva, Canton of Geneva, Switzerland Died on 15 Apr 1894 (aged 76)
Swiss chemist (1817-1894)
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About Jean Charles Galissard De Marignac
- Jean Charles Galissard de Marignac (24 April 1817 – 15 April 1894) was a Swiss chemist whose work with atomic weights suggested the possibility of isotopes and the packing fraction of nuclei.
- His study of the rare earth elements led to his discovery of ytterbium in 1878 and co-discovery of gadolinium in 1880.He was considered "one of the great chemists of the nineteenth century", particularly in the area of inorganic chemistry. On 13 September 2011, the site of his laboratory at the University of Geneva was designated a historical chemical landmark of Switzerland.
