Marc Delafontaine | |
|---|---|
 | |
| Born | March 31, 1837 or 1838 |
| Nationality | Swiss |
| Known for | holmium |
| Scientific career | |
| Institutions | University of Geneva |
Marc Delafontaine (March 31, 1837/1838, Céligny, Switzerland[a]–1911[b]) was a Swiss chemist and spectroscopist who was involved in discovering and investigating some of the rare earth elements.
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