Alfred A. Levinson
Comment: Whether he is notable is not as yet established. Beyond that, there are clear indications that LLM was used to write this, vast sections are unsourced and this is full of puffery, aka WP:PEACOCK. It needs a complete rewrite before it is considered further. Ldm1954 (talk) 21:03, 2 September 2026 (UTC)
| Alfred A. Levinson | |
|---|---|
| Born | March 31, 1927 Staten Island, New York, U.S. |
| 💀Died | December 12, 2005 (aged 78) Calgary, Alberta, CanadaDecember 12, 2005 (aged 78) |
| 🏫 Education | University of Michigan (BS, MS, PhD) |
| 💼 Occupation | |
| Known for | Levinson modifier, Levinsonite-(Y), Exploration geochemistry text materials, Apollo 11 sample proceedings |
Alfred Abraham Levinson (March 31, 1927 – December 12, 2005) was an American mineralogist, exploration geochemist, and gemologist. He served as Professor of Geology at the University of Calgary and was widely recognized for developing the "Levinson modifier" system of nomenclature for rare-earth element minerals, as well as for his seminal textbooks on exploration geochemistry. Over a career spanning more than four decades, he published dozens of research papers, authored ma academic textbooks, and held notable editorial leadership roles—including overseeing the landmark scientific volumes characterizing NASA's Apollo 11 moon rocks and co-founding the journal Applied Geochemistry.
Early life and education
Levinson was born on Staten Island, New York, on March 31, 1927. He attended Curtis High School from 1941 to 1944 with initial ambitions of becoming an earth science teacher. Following service in the United States Navy from 1945 to 1946, he continued his education at the University of Michigan School of Education before transferring to the Department of Geology.
He earned his B.S. and M.S. degrees in geology in 1949 and completed his Ph.D. in mineralogy in 1952. Although his M.S. thesis was unpublished, its findings on the muscovite-lepidolite series yielded seven papers in American Mineralogist. His doctoral dissertation focused on Ohio clays.
Career
Levinson's career spanned three primary phases across academia and industrial research.
Academia and early industry work (1952–1967)
Levinson began his career in 1952 with a one-year post-doctoral fellowship as a research associate at the University of Michigan. He then served as an assistant professor of mineralogy at Ohio State University from 1953 to 1956, while concurrently working as a geologist at the Ohio Geological Survey during the summers of 1955 and 1956.
In 1956, Levinson moved to private industry, joining the Dow Chemical Company in Freeport, Texas, as a mineralogist until 1962. Simultaneously, he served as a part-time Lecturer in Mineralogy at the University of Houston from 1957 to 1959. While at Dow, his research prioritized economic exploration for mineral deposits, particularly rare-earth elements, beryllium, fluorine, and niobium. During his analysis of xenotime, he discovered specific variations in yttrium content and other rare-earth elements. This led him to formulate the Levinson modifier, an internationally adopted system of nomenclature for rare-earth minerals using standard element suffixes (e.g., Levinsonite-(Y)), which was formally adopted by the International Mineralogical Association (IMA). During this era, he published key papers on zircon, thortveitite, todorokite, monazite, doverite, and birnessite.
From 1962 to 1967, Levinson worked as Senior Research Geologist at the Gulf Research and Development Company in Pittsburgh, Pennsylvania. His work focused on applying mineralogical methods to petroleum exploration, including the hydrothermal synthesis of montmorillonite group minerals and the incorporation of boron into argillaceous sediments.
University of Calgary (1967–1994)
Levinson joined the Faculty of Science at the University of Calgary as Professor of Geology in 1967, where he taught and published until his retirement in 1994. His academic research expanded across multiple domains:
- Hydrothermal Synthesis & River Geochemistry: Levinson continued work on hydrothermal mineral synthesis (including montmorillonite, ammonium-micas, and ammonium-zeolites). In the summer of 1970, he organized an expedition to sample water across the Mackenzie River drainage basin. This work resulted in foundational papers on the river's inorganic, organic, and stable isotope geochemistry, as well as boron-salinity-clay mineralogy.
- Exploration Geochemistry Textbooks: In 1974, he published Introduction to Exploration Geochemistry, followed by a second edition in 1980. In 1987, he co-authored Practical Problems in Exploration Geochemistry alongside Peter Bradshaw and Ian Thomson. These texts became standard references globally for economic geologists.
- Uranium Geochemistry: His research addressed uranium exploration geochemistry, particularly the effects of U-series disequilibrium, producing 10 papers on the subject.
- Interdisciplinary Medical Geology: From 1974 to 1990, Levinson applied mineralogical analysis techniques to investigate kidney stone crystallographic composition. He collaborated with medical researchers across international institutions, including Massachusetts General Hospital in Boston, Carlos Andrade Marin Hospital in Quito, Kaiser Medical Center in Honolulu, and the Foothills Hospital in Calgary.
- Diamond Geochemistry & Gemology: Later in his career, Levinson focused on diamond exploration geochemistry and gemology during the emergence of the Canadian diamond rush. He evaluated indicator minerals from kimberlite and lamproite deposits and authored 17 papers in Gems & Gemology, as well as contributing to the American Museum of Natural History volumeThe Nature of Diamonds (1997).
Editorial leadership
Throughout his career, Levinson held major administrative and editorial positions in prominent scientific societies:
- Executive Editor of Geochimica et Cosmochimica Acta (1967–1971).
- Editor for the special proceedings volumes of the Apollo 11 Lunar Science Conference (1970) and the 2nd Lunar Science Conference (1971), which established the initial geochemical baseline for returned lunar samples.
- Co-editor (with Ross Taylor) of a special issue of Geochimica et Cosmochimica Acta on the geochemistry of tektites.
- Co-founder (alongside Brian Hitchon) of the journal Applied Geochemistry (launched in 1986), and Chairman of the Publications Committee for the International Association of GeoChemistry (IAGC) from 1986 to 1994.
- Chairman of the Publications Committee for the Geochemical Society from 1981 to 1983.
Legacy and honors
- The rare organic mineral Levinsonite-(Y) was named in his honor in 1996 by the IMA Commission on New Minerals and Mineral Names.
- Appointed Professor Emeritus of Geology at the University of Calgary upon his retirement in 1994.
- A special session was held in his honor at the 2007 Goldschmidt Conference in Cologne, Germany, culminating in a dedicated memorial issue of Applied Geochemistry in 2009.[1]
Selected works
Books
- Levinson, A. A. (1974). Introduction to Exploration Geochemistry. Applied Publishing. ISBN 978-0915801008.
- Levinson, A. A. (1980). Introduction to Exploration Geochemistry (2nd ed.). Applied Publishing. ISBN 978-0915801039.
- Levinson, A. A., Bradshaw, P. M., & Thomson, I. (1987). Practical Problems in Exploration Geochemistry. Applied Publishing. ISBN 978-0915801053.
References
- ↑ Hitchon, Brian (2009). "Alfred Abraham Levinson (1927–2005)". Applied Geochemistry. 24 (6): 1100–1105. Bibcode:2009ApGC...24.1100.. doi:10.1016/j.apgeochem.2009.02.024.
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