Facts About Thulium and Lutetium
Interesting Facts
- Thulium metal can resist corrosion due to dry air .
- Only Tm-169 isotope of Thulium metal occur naturally.
  
- Metal dust of Lutetium element is highly explosive.
- Lutetium metal is corrosion resistance and acts stable in air.
  
Sources
Found in Minerals, Mining, Ores of Minerals
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Per Teodor Cleve
  
Georges Urbain and Carl Auer von Welsbach
  
Discovery
In 1879
  
In 1906
  
Abundance
  
  
Abundance In Sun
~0.00000002 %
  
28
~0.0000001 %
  
26
Abundance In Earth's Crust