Facts About Hafnium and Samarium
Facts
Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
- Samarium metals helps stimulating body metabolism.
- Samarium metals was 1st observed by Jean Charles Galissard de Marignac in Dydimia in 1853.
Sources
By-product Zirconium Refining
Found in Minerals, Mining, Ores of Minerals
History
Who Discovered
Dirk Coster and George de Hevesy
Lecoq de Boisbaudran
Discovery
In 1922
In 1879
Abundance
Abundance In Universe
7 * 10-8 %
25
5 * 10-7 %
19
Abundance In Sun
~0.0000001 %
26
~0.0000001 %
26
Abundance In Meteorites
0.00 %
37
0.00 %
37
Abundance In Earth's Crust
0.00 %
31
0.00 %
29
Abundance In Oceans
0.00 %
27
0.00 %
40
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