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Facts About Holmium and Calcium


Facts About Calcium and Holmium


Facts

Interesting Facts
  • Holmium metal is very soft and malleable.
  • Holmium metal is well known for its corrosion resistivity.
  
  • Calcium ranks 5th rank in the list of earth’s abundance Percentage.
  • It is found in the compound state.
  • Gypsum or calcium sulfate is used as plaster and plaster of paris.
  

Sources
Found in Minerals, Mining, Ores of Minerals   
Earth's crust, Found in Minerals, Mining, Ores of Minerals   

History
  
  

Who Discovered
Marc Delafontaine   
Humphry Davy   

Discovery
In 1878   
In 1808   

Abundance
  
  

Abundance In Universe
5 * 10-8 %   
27
7 * 10-3 %   
3

Abundance In Sun
~-9999 %   
~0.007 %   
4

Abundance In Meteorites
0.00 %   
99+
1.10 %   
4

Abundance In Earth's Crust
0.00 %   
38
5.00 %   
3

Abundance In Oceans
0.00 %   
99+
0.00 %   
5

Abundance In Humans
Not Available   
1.40 %   
1

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