Gadolinium
Overview
Gadolinium was named for Finnish chemist Johan Gadolin (1760-1852). Gadolin served for many years as professor of chemistry at the University of Åbo in Finland. He was the first person to study an unusual black stone discovered near the town of Ytterby, Sweden, in 1787. The stone was an unusually important discovery. Chemists isolated nine new elements from the stone, one of which was gadolinium.
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