Facts About Iridium and Hafnium
Interesting Facts
- Iridium element occurs as natural alloys of Platinum and Osmium.
- Iridium element is known as the most corrosion resistance metal .
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
Sources
Found in Minerals, Mining, Ores of Minerals
By-product Zirconium Refining
Who Discovered
Smithson Tennant
Dirk Coster and George de Hevesy
Discovery
In 1803
In 1922
Abundance In Earth's Crust
Abundance In Oceans
Not Available