Adolf Knop (12 January 1828, in Altenau – 27 December 1893, in

Karlsruhe Karlsruhe ( , , ; South Franconian: ''Kallsruh'') is the third-largest city of the German state (''Land'') of Baden-Württemberg after its capital of Stuttgart and Mannheim, and the 22nd-largest city in the nation, with 308,436 inhabitants. ...

) was a German

geologist A geologist is a scientist who studies the solid, liquid, and gaseous matter that constitutes Earth and other terrestrial planets, as well as the processes that shape them. Geologists usually study geology, earth science, or geophysics, althoug ...

and

mineralogist Mineralogy is a subject of geology specializing in the scientific study of the chemistry, crystal structure, and physical (including optical) properties of minerals and mineralized artifacts. Specific studies within mineralogy include the proce ...

. He studied mathematics and sciences at the

University of Göttingen The University of Göttingen, officially the Georg August University of Göttingen, (german: Georg-August-Universität Göttingen, known informally as Georgia Augusta) is a public research university in the city of Göttingen, Germany. Founded ...

, where he was a pupil of chemist Friedrich Wohler and mineralogist

Johann Friedrich Ludwig Hausmann Johann Friedrich Ludwig Hausmann (22 February 1782, Hannover – 26 December 1859, Göttingen) was a German mineralogist. Biography He was born in Hannover and educated in Göttingen, where he obtained a PhD. Two years after making a geological t ...

. From 1849 he taught classes at the vocational school in Chemnitz. In 1857 he became an associate professor of geology and mineralogy at the

University of Giessen University of Giessen, official name Justus Liebig University Giessen (german: Justus-Liebig-Universität Gießen), is a large public research university in Giessen, Hesse, Germany. It is named after its most famous faculty member, Justus von ...

, where in 1863 he attained a full professorship. In 1866 he relocated to

as a professor at the

Polytechnic school Polytechnic School, often referred to simply as Poly, is a college preparatory private day school located in Pasadena, California with approximately 850 students enrolled in grades Kindergarten through 12. The school is a former member of the ...

. In 1878 he succeeded

Moritz August Seubert Moritz August Seubert (2 June 1818, in Karlsruhe – 8 April 1878, in Karlsruhe) was a German botanist. Life Seubert was the son of a medical officer of health. He first attended the ''Lyzeum'' in Karlsruhe and already at that time had contact w ...

as manager of the Grand Ducal Natural History Cabinet.Adolf Knop
OGV Online (biography in German) He was a catalyst towards the establishment of the ''Oberrheinischer Geologischer Verein'' (Upper Rhine Geological Society). A

cerium Cerium is a chemical element with the symbol Ce and atomic number 58. Cerium is a soft, ductile, and silvery-white metal that tarnishes when exposed to air. Cerium is the second element in the lanthanide series, and while it often shows the +3 ...

-rich variety of

perovskite Perovskite (pronunciation: ) is a calcium titanium oxide mineral composed of calcium titanate (chemical formula ). Its name is also applied to the class of compounds which have the same type of crystal structure as (XIIA2+VIB4+X2−3), known a ...

called "knopite" is named after him.

Selected works

* ''Molekularconstitution und wachsthum der krystalle'', 1867 – Molecular constitution and growth of crystals. * ''Studien über Stoffwandlungen im Mineralreiche besonders in Kalk- und Amphiboloid-Gesteinen'', 1873 – Studies on material changes in the mineral kingdom, especially in

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms whe ...

and amphiboloid rocks.HathiTrust Digital Library
(published works) * ''System der Anorganographie: als Grundlage für Vorträge an Hochschulen'', 1876 – System of "in organography" as a basis for lectures at universities.

References

{{DEFAULTSORT:Knop, Adolf 1828 births 1893 deaths People from Goslar (district) University of Göttingen alumni Academic staff of the University of Giessen Academic staff of the Karlsruhe Institute of Technology 19th-century German geologists German mineralogists