Arnold von Lasaulx
Arnold Constantin Peter Franz von Lasaulx was a German mineralogist and petrographer.Life
He was born at Kastellaun near Coblenz, and educated at the University of Berlin, where he took his Ph.D. in 1868. In 1875, he became an associate professor of mineralogy at Breslau, and in 1880, a professor of mineralogy and geology at Bonn. He was distinguished for his researches on minerals and on crystallography, and he was one of the earlier workers on microscopic petrography. He described in 1878 the eruptive rocks of the district of Saar and Moselle.
In 1880 he edited "Der Aetna" from the manuscripts of Wolfgang Sartorius von Waltershausen, the results of observation made between the years 1834 and 1869. He was author of "Elemente der Petrographie", "Einführung in die Gesteinslehre", and "Précis de petrographie". He died at Bonn in January 1886.Works
- Petrographische Studien an den vulkanischen Gesteinen der Auvergne ; Petrographic studies on the volcanic rocks of the Auvergne.
- Das Erdbeben von Herzogenrath vom 22. Okt. 1873 ; The earthquake of Herzogenrath on 22 October 1873.
- Das Erdbeben von Herzogenrath vom 24. Juni 1877 ; The earthquake of Herzogenrath on 24 June 1877.
- Elemente der Petrographie ; Elements of petrography.
- Über vulkanische Kraft ;
- Aus Irland, Reiseskizzen und Studien ;
- Sizilien. Ein geographisches Charakterbild ;
- Der Ätna, according to Wolfgang Sartorius von Waltershausen's manuscripts, edited and completed, ;
- Die Bausteine des Kölner Doms ;
- Einführung in die Gesteinslehre ;
- Irland und Sizilien
- Wie das Siebengebirge entstand.