Elements According to Relative Abundance
A 1970 periodic table by Prof. Wm. F. Sheehan of the University of Santa Clara that claims to show the elements according to relative abundance at the Earth's surface.
Click here to see the full size version with a little more text:
However, this author disputes the relative areas given to the various elements; there is almost no helium at the Earth's surface, for example.
Below is a conventional PT representation of the relative abundance of the elements in the Earth's crust taken from Mark Winter's WebElements website:
|Periodic Table, What is it showing?||
© Mark R. Leach 1999-
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