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Gadolinium
Gadolinium

Promethium
Promethium



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Gadolinium
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Promethium

Facts About Gadolinium and Promethium

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.
  • Promethium metal found in Pitchblende.
  • Promethium metal is highly radioactive metal.
1.2 Sources
Found in Minerals, Mining
Found in Minerals, Mining
1.3 History
1.3.1 Who Discovered
Jean Charles Galissard de Marignac
Chien Shiung Wu, Emilio Segrè, Hans Bethe
1.3.2 Discovery
In 1880
In 1942
1.4 Abundance
1.4.1 Abundance In Universe
2 * 10-7 %NA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.0000002 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
0.00 %NA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
0.00 %NA
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
0.00 %NA
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4