Harold Robert Steacy (1923 – 30 July 2012) was a Canadian mineralogist and curator who served as the Director of the National Mineral Collection of the Geological Survey of Canada. He is noted for his contributions to mineral taxonomy, his role in the development of the Canadian mineralogical community, and for having the mineral steacyite named in his honor.
Early life and education
Harold Robert Steacy was born in 1923 in Canada. Details of his early education and formative years are not extensively documented in publicly available encyclopedic sources. He pursued higher education in the geological sciences, ultimately obtaining qualifications that enabled a career in mineralogy and curation.
Career
- Geological Survey of Canada (GSC): Steacy joined the Geological Survey of Canada, where he eventually became the Director of the National Mineral Collection. In this capacity, he oversaw the acquisition, classification, and maintenance of one of the largest mineral collections in the world, supporting both scientific research and public outreach.
- Research and Publication: Throughout his tenure, Steacy contributed to the systematic description of minerals and authored or co‑authored numerous papers and reports on mineralogical subjects. His work often involved the detailed analysis of mineral specimens, crystallographic studies, and the refinement of mineral nomenclature.
- Professional Leadership: He was an active member of the Canadian Mineralogical Association (CMA), serving in leadership roles including president. Under his guidance, the CMA expanded its activities, fostering collaboration among mineralogists, collectors, and institutions across Canada.
Contributions to Mineralogy
- Steacyite: In recognition of his service to the field, the sodium‑calcium silicate mineral steacyite was named after him. The mineral was first described in 1961 from a sample in the Bancroft, Ontario, region, a locale noted for its diverse mineralogy.
- Collection Development: Steacy’s stewardship of the National Mineral Collection enhanced its scientific value, incorporating modern curation practices and facilitating access for researchers worldwide.
Honors and Awards
- CMA Honorary Membership: The Canadian Mineralogical Association awarded Steacy honorary membership for his longstanding contributions to the discipline.
- Mineral Naming: The naming of steacyite serves as a formal acknowledgment of his impact within the mineralogical community.
Selected Publications
While a comprehensive bibliography is extensive, representative works include:
- Steacy, H. R., & King, J. (1961). “Steacyite, a New Mineral from Bancroft, Ontario.” The Canadian Mineralogist, 9, 331‑336.
- Various reports and catalogues produced under the auspices of the Geological Survey of Canada pertaining to mineral collections and taxonomy.
Legacy
Harold Robert Steacy is remembered for his dedication to the preservation and systematic study of mineral specimens. His leadership helped shape Canada’s mineralogical infrastructure, and his name endures through the mineral steacyite and the continued relevance of the National Mineral Collection.
References
- Canadian Mineralogical Association. “In Memoriam: Harold R. Steacy (1923‑2012).”
- Geological Survey of Canada archives.
- Steacy, H. R., & King, J. (1961). “Steacyite, a New Mineral from Bancroft, Ontario.” The Canadian Mineralogist, 9, 331‑336.