Facts About Iron and Manganese
Interesting Facts
- Iron is not always magnetic in nature, its allotrope are ferromagnetic and the B allotrope is nonmagnetic.
- The blood consists Iron in hemoglobin molecules to transfer Oxygen in the body.
  
- Manganese is an essential trace element in all forms of life.
- Manganese metal oxidizes very easily, but it does not fuse that easily.
  
Sources
Earth's crust, Found in Minerals
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Unknown
  
Johann Gottlieb Gahn
  
Discovery
Before 5000 BC
  
In 1774
  
Abundance
  
  
Abundance In Universe
1.1 * 10
-1 %
  
1
Abundance In Earth's Crust