Facts About Hafnium and Erbium
Facts
Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
- Erbium metal is used as alloyed with Vanadium to make it softer.
- Recent studies shows that it is helpful for metabolism.
Sources
By-product Zirconium Refining
Mining
History
Who Discovered
Dirk Coster and George de Hevesy
Carl Gustaf Mosander
Discovery
In 1922
In 1842
Abundance
Abundance In Universe
7 * 10-8 %
25
2 * 10-7 %
22
Abundance In Sun
~0.0000001 %
26
~0.0000001 %
26
Abundance In Meteorites
0.00 %
37
0.00 %
36
Abundance In Earth's Crust
0.00 %
31
0.00 %
32
Abundance In Oceans
0.00 %
27
0.00 %
36
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