Facts About Holmium and Lanthanum
Interesting Facts
- Holmium metal is very soft and malleable.
- Holmium metal is well known for its corrosion resistivity.
  
- Lanthanum metal is highly malleable, ductile and sectile.
- If exposed to air Lanthanum metal oxidizes rapidly.
  
Sources
Found in Minerals, Mining, Ores of Minerals
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Marc Delafontaine
  
Carl Gustaf Mosander
  
Discovery
In 1878
  
In 1838
  
Abundance
  
  
Abundance In Sun
~-9999 %
  
~0.0000002 %
  
25
Abundance In Earth's Crust