Elemental question.(Samplings)(periodic table of the elements)(Brief Article)

Publication: Natural History

Publication Date: 01-NOV-03

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COPYRIGHT 2003 Natural History Magazine, Inc.

When attention wanders in science class, students' eyes often scan a familiar wall adornment: the periodic table of the elements. But if L. Bruce Railsback has his way, that enormous but relatively simple chart will be replaced--at least in earth-sciences classrooms--by a far more complex table.

Railsback, a geologist...

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