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Gadolinium
Gadolinium

Hafnium
Hafnium



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Gadolinium
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Facts About Gadolinium and Hafnium

1 Facts
1.1 Interesting Facts
  • Gadolinium is not found free in nature, hence it is not a native metal.
  • Gadolinium metal found in minerals like Monazite and Bastnaesite.
  • Hafnium metal is highly reactive, hence not found free in nature.
  • Hafnium metal as predicated after Mendeleev finished his periodic table.
1.2 Sources
Found in Minerals, Mining
By-product Zirconium Refining
1.3 History
1.3.1 Who Discovered
Jean Charles Galissard de Marignac
Dirk Coster and George de Hevesy
1.3.2 Discovery
In 1880
In 1922
1.4 Abundance
1.4.1 Abundance In Universe
Facts About Iron
2 * 10-7 %
Rank: 22 (Overall)
7 * 10-8 %
Rank: 25 (Overall)
Facts About Thallium
1.4.2 Abundance In Sun
Facts About Iron
~0.0000002 %
Rank: 25 (Overall)
~0.0000001 %
Rank: 26 (Overall)
Facts About Beryllium
1.4.3 Abundance In Meteorites
Facts About Iron
0.00 %
Rank: 34 (Overall)
0.00 %
Rank: 37 (Overall)
Facts About Gold
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1.4.4 Abundance In Earth's Crust
Facts About Alu..
0.00 %
Rank: 30 (Overall)
0.00 %
Rank: 31 (Overall)
Facts About Radium
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1.4.5 Abundance In Oceans
Facts About Sod..
0.00 %
Rank: 38 (Overall)
0.00 %
Rank: 27 (Overall)
Facts About Protactinium
1.4.6 Abundance In Humans
Facts About Cal..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Facts About Radium
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