Friedrich Klockmann (12 April 1858,

Schwerin Schwerin (; Mecklenburgisch dialect, Mecklenburgian Low German: ''Swerin''; Latin: ''Suerina'', ''Suerinum'') is the Capital city, capital and List of cities and towns in Germany, second-largest city of the northeastern States of Germany, German ...

– 17 November 1937,

Aachen Aachen ( ; ; Aachen dialect: ''Oche'' ; French and traditional English: Aix-la-Chapelle; or ''Aquisgranum''; nl, Aken ; Polish: Akwizgran) is, with around 249,000 inhabitants, the 13th-largest city in North Rhine-Westphalia, and the 28th- ...

) 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, althou ...

and mineralogist. He studied geology and mineralogy at the Bergakademie in Clausthal and at the

University of Rostock The University of Rostock (german: link=no, Universität Rostock) is a public university located in Rostock, Mecklenburg-Vorpommern, Germany. Founded in 1419, it is the third-oldest university in Germany. It is the oldest university in continen ...

, receiving his doctorate in 1881. Following graduation he worked for the Prussian Geological Survey, based in

Berlin Berlin ( , ) is the capital and largest city of Germany by both area and population. Its 3.7 million inhabitants make it the European Union's most populous city, according to population within city limits. One of Germany's sixteen constitue ...

. From 1887 he taught classes in mineralogy and geology at the academy in Clausthal, and in 1892 attained the title of professor. From 1899 he worked as a professor at the technical university in Aachen, where in 1917/18 he served as

academic rector A rector (Latin for 'ruler') is a senior official in an educational institution, and can refer to an official in either a university or a secondary school. Outside the English-speaking world the rector is often the most senior official in a un ...

. He was the author of a well-received textbook on mineralogy, "''Lehrbuch der Mineralogie''", that was published over numerous editions. From the 11th edition (1936) onward, publication of the textbook was continued by

Paul Ramdohr Paul A. Ramdohr (1 January 1890 in Überlingen – 8 March 1985 in Hohensachsen/Weinheim), was a German mineralogist, ore deposit-researcher and a pioneer of ore microscopy. Life After attending school at the "Alten Gymnasium" of Darmstadt an ...

. The mineral klockmannite commemorates his name, as does "Klockmannfjellet", a mountain (939m) located in the central part of

Wedel Jarlsberg Land Wedel Jarlsberg Land is the land area between Van Keulenfjorden and Hornsund on the southwestern part of Spitsbergen, Svalbard. The area is largely covered with glaciers, and is completely within the Sør-Spitsbergen National Park. Named aft ...

Spitsbergen Spitsbergen (; formerly known as West Spitsbergen; Norwegian: ''Vest Spitsbergen'' or ''Vestspitsbergen'' , also sometimes spelled Spitzbergen) is the largest and the only permanently populated island of the Svalbard archipelago in northern Norw ...

Selected works

* ''Beitrag zur Kenntniss der granitischen Gesteine des Riesengebirges'', 1882 – Contribution to the knowledge of

granitic rocks A granitoid is a generic term for a diverse category of coarse-grained igneous rocks that consist predominantly of quartz, plagioclase, and alkali feldspar. Granitoids range from plagioclase-rich tonalites to alkali-rich syenites and from quart ...

of the

Riesengebirge The Giant Mountains, Krkonoše or Karkonosze (Czech: , Polish: , german: Riesengebirge) are a mountain range located in the north of the Czech Republic and the south-west of Poland, part of the Sudetes mountain system (part of the Bohemian Massif ...

. * ''Lehrbuch der Mineralogie'', (1897, 15th edition in 1967 by Paul Ramdohr; Karl Hugo Strunz) – Textbook of mineralogy.Most widely held works by Friedrich Klockmann
WorldCat Identities

References

{{DEFAULTSORT:Klockmann, Friedrich 1858 births 1937 deaths people from Schwerin University of Rostock alumni RWTH Aachen University faculty German mineralogists 19th-century German geologists 20th-century German geologists Clausthal University of Technology alumni