Johann Arfvedson
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Johann August Arfvedson (January 12, 1792 - October 28, 1841), Swedish chemist and the discoverer of lithium (1817). Arfvedson was a student of notable Swedish chemist Jöns Jacob Berzelius, and the rare mineral arvedsonite was named after him.

See also: List of Swedes, List of Swedish scientists, List of chemists

The original article can be found at: http://en.wikipedia.org/wiki/Johann_Arfvedson.
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