Interesting Facts
Sources
Who Discovered
Discovery
Abundance In Universe
Abundance In Sun
Abundance In Meteorites
Abundance In Earth's Crust
Abundance In Oceans
Abundance In Humans
- Promethium metal found in Pitchblende.
- Promethium metal is highly radioactive metal.
Found in Minerals, Mining
Chien Shiung Wu, Emilio Segrè, Hans Bethe
- At times Terbium metal acts same as Calcium.
- Terbium metal closely similar to Lanthanum metal.
Found in Minerals, Found with Other Rare Earth Metals, Mining, Ores of Minerals