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Actinium
Actinium

Holmium
Holmium



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Actinium
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Holmium

Facts About Actinium and Holmium

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1 Facts
1.1 Interesting Facts
Not Available
  • Holmium metal is very soft and malleable.
  • Holmium metal is well known for its corrosion resistivity.
1.2 Sources
Obtained by Treating Radium with Neutrons, Ores of metals
Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Friedrich Oskar Giesel
Marc Delafontaine
1.3.2 Discovery
In 1902
In 1878
1.4 Abundance
1.4.1 Abundance In Universe
NA5 * 10-8 %
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~-9999 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
NA0.00 %
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
NA0.00 %
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
NA0.00 %
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4