Harold "Hal" Robert Steacy (June 7, 1923 – April 7, 2012) was a Canadian

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 ...

who was the

curator A curator (from la, cura, meaning "to take care") is a manager or overseer. When working with cultural organizations, a curator is typically a "collections curator" or an "exhibitions curator", and has multifaceted tasks dependent on the parti ...

of the Canadian National Mineral Collection at the

Geological Survey of Canada The Geological Survey of Canada (GSC; french: Commission géologique du Canada (CGC)) is a Canadian federal government agency responsible for performing geological surveys of the country, developing Canada's natural resources and protecting the en ...

Ottawa Ottawa (, ; Canadian French: ) is the capital city of Canada. It is located at the confluence of the Ottawa River and the Rideau River in the southern portion of the province of Ontario. Ottawa borders Gatineau, Quebec, and forms the core ...

. The mineral

steacyite Steacyite is a complex silicate mineral containing thorium and uranium; formula . It forms small brown or yellow green crystals, often cruciform twinned crystals. It is radioactive. It was discovered at Mont-Saint-Hilaire, Quebec in 1982 and is ...

is named for him.Dunn et al., 1983, p. 473

References

Literature cited

*Dunn, P.J., Fleischer, M., Burns, R.G. and Pabst, A. 1983
New mineral names.
American Mineralogist 68:471–475. Canadian mineralogists Canadian curators Geological Survey of Canada personnel 1923 births 2012 deaths {{geologist-stub