Interesting Facts
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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
- Praseodymium metal is synthetically produced metal.
- Praseodymium is used as possible fuel for radioactive generators.
Found in Minerals, Mining, Ores of Minerals