Fredrik Johan Wiik, also known as F.J. Wiik, (16 December 1839 in

Helsinki Helsinki ( or ; ; sv, Helsingfors, ) is the Capital city, capital, primate city, primate, and List of cities and towns in Finland, most populous city of Finland. Located on the shore of the Gulf of Finland, it is the seat of the region of U ...

– 15 June 1909 in Helsinki) was a

Finnish Finnish may refer to: * Something or someone from, or related to Finland * Culture of Finland * Finnish people or Finns, the primary ethnic group in Finland * Finnish language, the national language of the Finnish people * Finnish cuisine See also ...

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 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 proces ...

; in 1877, he was named the first professor of geology and mineralogy at the Imperial Alexander University of Finland, where his students included

Jakob Sederholm Jakob Johannes Sederholm (20 July 1863 – 26 June 1934) was a Finnish petrologist most associated with his studies of migmatites. Troubled by illness throughout his life, Sederholm originally chose to study geology to allow him to work outdoors ...

and

Wilhelm Ramsay Wilhelm Ramsay (20 January 1865 – 6 January 1928) was a Finland Swede geologist. He became a member of the Royal Swedish Academy of Sciences in 1914 and in 1915 was accepted into the Royal Physiographic Society in Lund. He coined the terms Fenn ...

. He was also the first scientist in Finland to use a

petrographic microscope A petrographic microscope is a type of optical microscope used in petrology and optical mineralogy to identify rocks and minerals in thin sections. The microscope is used in optical mineralogy and petrography, a branch of petrology which ...

. Wiik died in 1909, on a geological expedition; his body was found clutching his

geologist's hammer A geologist's hammer, rock hammer, rock pick, geological pick, or informally geo pick, is a hammer used for splitting and breaking rocks. In field geology, they are used to obtain a fresh surface of a rock to determine its composition, bedding or ...

. The mineral wiikite is named for him.

Personal life

Wiik was the son of noted Finnish architect Jean Wik. Suomen elämäkerrasto, 1955 edition. by Ilmari Heikinheimo; published by Werner Söderström Osakeyhtiö, 1955. (page 822)

References

1839 births 1909 deaths Members of the Finnish Academy of Science and Letters Scientists from Helsinki Finnish geologists {{geoscientist-stub