Gerhard vom Rath Gerhard vom Rath , was a German mineralogist , born at Duisburg in Prussia .Biography Rath was educated at Cologne , at Bonn University , and finally at Berlin , where he graduated Ph.D. in 1853. In 1856 he became assistant to Johann Jakob Nöggerath in the mineralogical museum at Bonn , and succeeded to the directorship in 1872 . Meanwhile, in 1863 he was appointed extraordinary professor of geology , and in 1872 he became professor of geology and mineralogy in the university at Bonn. He was distinguished for his accurate researches on mineralogy and crystallography ; he described a great many new minerals , some of which were discovered by him, and he contributed largely to our knowledge of other minerals, notably in an essay on tridymite . He travelled much in southern Europe , Palestine and the United States , and wrote several essays on petrology , geology and physical geography , on earthquakes and on meteorites . He died at Koblenz in 1888 .Work He published the results of his researches in Poggendorf's Annalen der Physik und Chemie , in the Zeitschrift der deutschen geologischen Gesellschaft , and in the Monatsberichten of the Berlin Academy . Among his own publications were:Ein Ausflug nach Kalabrien Der Monzoni im südlichen Tirol Siebenbürgen Durch Italien und Griechenland nach dem heiligen Land , Reisebriefe Arizona Pennsylvanien Über den Granit Über das Gold Naturwissenschaftliche Studien. Erinnerungen an die Pariser Weltausstellung .
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