Facts About Holmium and Osmium
Interesting Facts
- Holmium metal is very soft and malleable.
- Holmium metal is well known for its corrosion resistivity.
  
- Osmium metal does not oxidize in air unless it is heated.
- But if it heated den it forms Osmium Tetroxide, which is highly toxic.
  
Sources
Found in Minerals, Mining, Ores of Minerals
  
Found As a By-product, Found in Minerals, Mining
  
History
  
  
Who Discovered
Marc Delafontaine
  
Smithson Tennant
  
Discovery
In 1878
  
In 1803
  
Abundance
  
  
Abundance In Sun
~-9999 %
  
~0.0000002 %
  
25
Abundance In Earth's Crust
Abundance In Oceans
Not Available