Baron Axel Fredrik Cronstedt (December 23, 1722- August 19, 1765) was a Swedish chemist and mineralogist who discovered nickel in 1751 as a mining expert from the Directorate of Mines.
He was a pupil of Georg Brandt, the dicovered of cobalt. Cronstedt is one of the founders modern mineralogy.
He discover more minerals like the scheelita.
In 1753, Cronstedt was elected to the Royal Swedish Academy of Sciences.
http://www.cronstedt.com/family/files/CarlOlofCronstedt.gif
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