Jean-Charles-Galinard de Marignac:
Jean-Charles-Galinard de Marignac was a Swiss chemist.
Birth:
April 24, 1817 in Geneva, Switzerland
Death:
April 15, 1894 in Geneva, Switzerland
Claim to Fame:
Galinard de Marignac was a Swiss chemist who was one of the first to suggest the existence of isotopes. He also discovered the element ytterbium and co-discovered gadolinium.
