1806 – Born on the 11th of December at Berlin, Germany.
1842 – He was appointed professor of mineralogy in the university of Dorpat (Tartu),
and gave attention to the geology and mineralogy of Russia.
– He investigated the geology of the Caucasus when residing some time at Tiflis.
1886 – He died on the 1st of July. The mineral Abichite was named after him.