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Facts About Praseodymium and Thulium


Facts About Thulium and Praseodymium


Facts

Interesting Facts
  • Praseodymium metal is synthetically produced metal.
  • Praseodymium is used as possible fuel for radioactive generators.
  
  • Thulium metal can resist corrosion due to dry air .
  • Only Tm-169 isotope of Thulium metal occur naturally.
  

Sources
Found in Minerals, Mining, Ores of Minerals   
Found in Minerals, Mining, Ores of Minerals   

History
  
  

Who Discovered
Not Available   
Per Teodor Cleve   

Discovery
In 1885   
In 1879   

Abundance
  
  

Abundance In Universe
2 * 10-7 %   
22
1 * 10-8 %   
30

Abundance In Sun
~0.0000001 %   
26
~0.00000002 %   
28

Abundance In Meteorites
0.00 %   
40
0.00 %   
99+

Abundance In Earth's Crust
0.00 %   
27
0.00 %   
99+

Abundance In Oceans
0.00 %   
39
0.00 %   
99+

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