Johannes Franciscus Vaes (1902–1978) was a Belgian

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

and

geologist A geologist is a scientist who studies the structure, composition, and History of Earth, history of Earth. Geologists incorporate techniques from physics, chemistry, biology, mathematics, and geography to perform research in the Field research, ...

associated with the

Union Minière du Haut-Katanga The ''Union Minière du Haut-Katanga'' (French language, French; literally "Mining Union of Upper-Katanga") was a Belgium, Belgian mining company (with minority British share) that controlled and operated the mining industry in the copperbelt re ...

, in

Belgian Congo The Belgian Congo (, ; ) was a Belgian colonial empire, Belgian colony in Central Africa from 1908 until independence in 1960 and became the Republic of the Congo (Léopoldville). The former colony adopted its present name, the Democratic Repu ...

, now the

Democratic Republic of the Congo The Democratic Republic of the Congo (DRC), also known as the DR Congo, Congo-Kinshasa, or simply the Congo (the last ambiguously also referring to the neighbouring Republic of the Congo), is a country in Central Africa. By land area, it is t ...

. Vaes discovered the mineral

vaesite Vaesite ( Ni S2) is a mineral found together with cattierite in the Democratic Republic of Congo. It is named after Johannes F. Vaes, a Belgian mineralogist. It is part of the pyrite group The pyrite group of minerals is a set of cubic crystal s ...

, which was named after him in 1945 by Paul F. Kerr.

References

External links

Mindat.org – Vaesite

Webmineral.com – Vaesite

Handbook of Mineralogy – Vaesite
{{DEFAULTSORT:Vaes, Johannes 1902 births 1978 deaths Mineralogists Belgian geologists