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Facts About Holmium and Ruthenium


Facts About Ruthenium and Holmium


Facts

Interesting Facts
  • Holmium metal is very soft and malleable.
  • Holmium metal is well known for its corrosion resistivity.
  
  • Ruthenium element has been extracted from used nuclear fuel.
  • Ruthenium metal also produces as a by-product of the Nickel mining.
  

Sources
Found in Minerals, Mining, Ores of Minerals   
By-product of Nickel Refining, Found in Minerals, Mining   

History
  
  

Who Discovered
Marc Delafontaine   
Karl Ernst Claus   

Discovery
In 1878   
In 1844   

Abundance
  
  

Abundance In Universe
5 * 10-8 %   
27
4 * 10-7 %   
20

Abundance In Sun
~-9999 %   
~0.0000005 %   
22

Abundance In Meteorites
0.00 %   
99+
0.00 %   
26

Abundance In Earth's Crust
0.00 %   
38
0.00 %   
99+

Abundance In Oceans
0.00 %   
99+
0.00 %   
38

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