Facts About Gadolinium and Promethium
Interesting Facts
- Gadolinium is not found free in nature, hence it is not a native metal.
- Gadolinium metal found in minerals like Monazite and Bastnaesite.
- Promethium metal found in Pitchblende.
- Promethium metal is highly radioactive metal.
Sources
Found in Minerals, Mining
Found in Minerals, Mining
Who Discovered
Jean Charles Galissard de Marignac
Chien Shiung Wu, Emilio Segrè, Hans Bethe
Discovery
In 1880
In 1942
Abundance In Universe
Not Available
Abundance In Sun
~-9999 %
Abundance In Meteorites
Not Available
Abundance In Earth's Crust
Not Available
Abundance In Oceans
Not Available