Hafnium

Gadolinium

Facts About Hafnium and Gadolinium

Hafnium

Gadolinium

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1 Facts

1.1 Interesting Facts

Hafnium metal is highly reactive, hence not found free in nature.
Hafnium metal as predicated after Mendeleev finished his periodic table.

Gadolinium is not found free in nature, hence it is not a native metal.
Gadolinium metal found in minerals like Monazite and Bastnaesite.

1.2 Sources

By-product Zirconium Refining

Found in Minerals, Mining

1.3 History

1.3.1 Who Discovered

Dirk Coster and George de Hevesy

Jean Charles Galissard de Marignac

1.3.2 Discovery

In 1922

In 1880

1.4 Abundance

1.4.1 Abundance In Universe

Facts About Iron

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7 * 10^-8 %

Rank: 25 (Overall)▶

2 * 10^-7 %

Rank: 22 (Overall)▶

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Facts About Thallium

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0.005 (Facts About A..)

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1.4.2 Abundance In Sun

Facts About Iron

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~0.0000001 %

Rank: 26 (Overall)▶

~0.0000002 %

Rank: 25 (Overall)▶

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Facts About Beryllium

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0.004 (Facts About S..)

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1.4.3 Abundance In Meteorites

Facts About Iron

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0.00 %

Rank: 37 (Overall)▶

0.00 %

Rank: 34 (Overall)▶

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Facts About Gold

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0.91 (Facts About A..)

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1.4.4 Abundance In Earth's Crust

Facts About Alu..

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0.00 %

Rank: 31 (Overall)▶

0.00 %

Rank: 30 (Overall)▶

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Facts About Radium

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0.66 (Facts About T..)

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1.4.5 Abundance In Oceans

Facts About Sod..

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0.00 %

Rank: 27 (Overall)▶

0.00 %

Rank: 38 (Overall)▶

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Facts About Protactinium

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0.042 (Facts About P..)

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1.4.6 Abundance In Humans

Facts About Cal..

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Not Available

Rank: N/A (Overall)▶

Not Available

Rank: N/A (Overall)▶

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Facts About Radium

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0.14 (Facts About S..)

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