He studied mineralogy and related sciences at the
University of Heidelberg, receiving his doctorate in 1840. He continued his education in
Berlin, and in 1841 obtained his
habilitation at Heidelberg. In 1853 he became an associate professor of mineralogy at the University of Heidelberg.[1]
From 1862 until his death, he worked as editor, with
Hanns Bruno Geinitz, of the "Neues Jahrbuch für Mineralogie, Geologie und Paläontologie", a journal which had been founded by von Leonhard's father.[2]
Published works
Über einige pseudomorphosirte zeolithische Substanzen aus Rheinbaiern, nebst allgemeinen Bemerkungen diese Gruppe mineralischer Körper betreffend, 1841 – On some
pseudomorphiczeolite substances from
Rhenish Bavaria.
Handwörterbuch der topographischen mineralogie, 1843 – Handbook of topographical mineralogy.
Geognostische skizze des grossherzogthums Baden. Ein leitfaden für vorträge in höheren und mittelschulen jeder art, 1846 – Geognostic sketch of the
Grand Duchy of Baden.