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19 October, 2002 (3)

19 October, 2002

Click any element below to see all the samples of that element, or click on the sample picture to go directly to the description of that sample.

Text and images Copyright (c) 2010 by Theodore W. Gray.

Hafnium Heavy 290g lump
Heavy 290g lump.
Hafnium: Info | Spin | 3D
Radon Radon generating thorium oxide
Radon generating thorium oxide.
Radon: Info
Plutonium Natural plutonium-containing mineral
Natural plutonium-containing mineral.
Plutonium: Info
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