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Actinium
Actinium

Samarium
Samarium



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Actinium
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Samarium

Facts About Actinium and Samarium

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Facts

Interesting Facts

Actinium glows in the dark due to its radioactivity.
  • Samarium metals helps stimulating body metabolism.
  • Samarium metals was 1st observed by Jean Charles Galissard de Marignac in Dydimia in 1853.

Sources

Obtained by Treating Radium with Neutrons, Ores of metals
Found in Minerals, Mining, Ores of Minerals

History

Who Discovered

Friedrich Oskar Giesel
Lecoq de Boisbaudran

Discovery

In 1902
In 1879

Abundance

Abundance In Universe

0.00 %0.00 %
0 0.11
👆🏻

Abundance In Sun

0.00 %0.00 %
0 0.1
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Abundance In Meteorites

0.00 %0.00 %
0 22
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Abundance In Earth's Crust

0.00 %0.00 %
1E-37 8.1
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Abundance In Oceans

0.00 %0.00 %
0 1.1
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Abundance In Humans

0.00 %0.00 %
0 1.4
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