Professor Henry "Harry" Elderfield One or more of the preceding sentences incorporates text from the royalsociety.org website where: (25 April 1943 – 19 April 2016), was Professor of Ocean Chemistry and Palaeochemistry at the Godwin Laboratory in the Department of Earth Sciences at the

University of Cambridge , mottoeng = Literal: From here, light and sacred draughts. Non literal: From this place, we gain enlightenment and precious knowledge. , established = , other_name = The Chancellor, Masters and Schola ...

. He made his name in ocean chemistry and palaeochemistry, using trace metals and isotopes in biogenic carbonate as palaeochemical tracers, and studying the chemistry of modern and ancient oceans - especially those of the glacial epoch and the Cenozoic.

Education

Elderfield received his education from Eston Grammar School. He attended the

University of Liverpool , mottoeng = These days of peace foster learning , established = 1881 – University College Liverpool1884 – affiliated to the federal Victoria Universityhttp://www.legislation.gov.uk/ukla/2004/4 University of Manchester Act 200 ...

obtaining a

Bachelor of Science A Bachelor of Science (BS, BSc, SB, or ScB; from the Latin ') is a bachelor's degree awarded for programs that generally last three to five years. The first university to admit a student to the degree of Bachelor of Science was the University of ...

degree in

chemistry Chemistry is the science, scientific study of the properties and behavior of matter. It is a natural science that covers the Chemical element, elements that make up matter to the chemical compound, compounds made of atoms, molecules and ions ...

(

oceanography Oceanography (), also known as oceanology and ocean science, is the scientific study of the oceans. It is an Earth science, which covers a wide range of topics, including ecosystem dynamics; ocean currents, waves, and geophysical fluid dynamic ...

) in 1965. He worked as a

research fellow A research fellow is an academic research position at a university or a similar research institution, usually for academic staff or faculty members. A research fellow may act either as an independent investigator or under the supervision of a pr ...

in the Geology Department,

Imperial College London Imperial College London (legally Imperial College of Science, Technology and Medicine) is a public research university in London, United Kingdom. Its history began with Prince Albert, consort of Queen Victoria, who developed his vision for a cu ...

between 1968 and 1969 whilst completing his

PhD PHD or PhD may refer to: * Doctor of Philosophy (PhD), an academic qualification Entertainment * '' PhD: Phantasy Degree'', a Korean comic series * ''Piled Higher and Deeper'', a web comic * Ph.D. (band), a 1980s British group ** Ph.D. (Ph.D. albu ...

at the University of Liverpool in 1970.

Career and research

He was appointed a lecturer in the Department of Earth Sciences,

University of Leeds , mottoeng = And knowledge will be increased , established = 1831 – Leeds School of Medicine1874 – Yorkshire College of Science1884 - Yorkshire College1887 – affiliated to the federal Victoria University1904 – University of Leeds , ...

in 1969, a position he held until 1982. From 1982 until 1989 he held the post of assistant director in research in the Department of Earth Sciences at the

. During this time he obtained a

Master of Arts A Master of Arts ( la, Magister Artium or ''Artium Magister''; abbreviated MA, M.A., AM, or A.M.) is the holder of a master's degree awarded by universities in many countries. The degree is usually contrasted with that of Master of Science. Tho ...

degree from the

in 1985, followed by a

Doctor of Science Doctor of Science ( la, links=no, Scientiae Doctor), usually abbreviated Sc.D., D.Sc., S.D., or D.S., is an academic research degree awarded in a number of countries throughout the world. In some countries, "Doctor of Science" is the degree used f ...

degree in 1989. The same year, he was made a

reader A reader is a person who reads. It may also refer to: Computing and technology * Adobe Reader (now Adobe Acrobat), a PDF reader * Bible Reader for Palm, a discontinued PDA application * A card reader, for extracting data from various forms of ...

geochemistry Geochemistry is the science that uses the tools and principles of chemistry to explain the mechanisms behind major geological systems such as the Earth's crust and its oceans. The realm of geochemistry extends beyond the Earth, encompassing the e ...

at Cambridge, before being appointed to the

chair A chair is a type of seat, typically designed for one person and consisting of one or more legs, a flat or slightly angled seat and a back-rest. They may be made of wood, metal, or synthetic materials, and may be padded or upholstered in vario ...

of Professor of Ocean Geochemistry and Paleochemistry (Cambridge) in 1999.

Early career

His early career was focused on the behaviour of

trace metal Trace metals are the metals subset of trace elements; that is, metals normally present in small but measurable amounts in animal and plant cells and tissues and that are a necessary part of nutrition and physiology. Many biometals are trace me ...

s in oceans and their sediments, and on fluid flow through the

oceanic crust Oceanic crust is the uppermost layer of the oceanic portion of the tectonic plates. It is composed of the upper oceanic crust, with pillow lavas and a dike complex, and the lower oceanic crust, composed of troctolite, gabbro and ultramafic cumu ...

and sediments under the influence of off-axis

hydrothermal circulation Hydrothermal circulation in its most general sense is the circulation of hot water (Ancient Greek ὕδωρ, ''water'',Liddell, H.G. & Scott, R. (1940). ''A Greek-English Lexicon. revised and augmented throughout by Sir Henry Stuart Jones. with th ...

. He became one of the first low-temperature geochemists to appreciate how

radiogenic isotopes A radiogenic nuclide is a nuclide that is produced by a process of radioactive decay. It may itself be radioactive (a radionuclide) or stable (a stable nuclide). Radiogenic nuclides (more commonly referred to as radiogenic isotopes) form some ...

might be used to solve the problems of marine geochemistry, developing the seawater

strontium Strontium is the chemical element with the symbol Sr and atomic number 38. An alkaline earth metal, strontium is a soft silver-white yellowish metallic element that is highly chemically reactive. The metal forms a dark oxide layer when it is ex ...

isotope curve for the

Cenozoic The Cenozoic ( ; ) is Earth's current geological era, representing the last 66million years of Earth's history. It is characterised by the dominance of mammals, birds and flowering plants, a cooling and drying climate, and the current configura ...

. He also worked on

iodine Iodine is a chemical element with the symbol I and atomic number 53. The heaviest of the stable halogens, it exists as a semi-lustrous, non-metallic solid at standard conditions that melts to form a deep violet liquid at , and boils to a vi ...

speciation in seawater and porewaters, the separation of

cerium Cerium is a chemical element with the symbol Ce and atomic number 58. Cerium is a soft, ductile, and silvery-white metal that tarnishes when exposed to air. Cerium is the second element in the lanthanide series, and while it often shows the +3 o ...

from other

rare earth elements The rare-earth elements (REE), also called the rare-earth metals or (in context) rare-earth oxides or sometimes the lanthanides (yttrium and scandium are usually included as rare earths), are a set of 17 nearly-indistinguishable lustrous silve ...

in a classic example of

redox Redox (reduction–oxidation, , ) is a type of chemical reaction in which the oxidation states of substrate (chemistry), substrate change. Oxidation is the loss of Electron, electrons or an increase in the oxidation state, while reduction ...

behaviour; he has developed a precise mass spectrometric analysis method – and made the first-ever measurements of oceanic profiles for – 10 rare earth elements. The rare earths are now widely used as tracers in sedimentary geochemistry and palaeoceanography.The Geological Society Lyell Medal Award

Later research

Elderfield's later research focused on ocean chemistry and paleochemistry, and his results have had a far-reaching impact on the academic geochemistry discipline. He contributed significantly to marine chemistry, most notably the fate of metals in hydrothermal processes, the formation of

manganese nodules Polymetallic nodules, also called manganese nodules, are mineral concretions on the sea bottom formed of concentric layers of iron and manganese hydroxides around a core. As nodules can be found in vast quantities, and contain valuable metals, dep ...

,< and the

biogeochemical Biogeochemistry is the scientific discipline that involves the study of the chemical, physical, geological, and biological processes and reactions that govern the composition of the natural environment (including the biosphere, the cryosphere, t ...

cycles of elements including iodine and strontium. His latter interests included defining chemical proxies from biogenic carbonates and using them to understand the ancient ocean. He pioneered the development of

foraminifera Foraminifera (; Latin for "hole bearers"; informally called "forams") are single-celled organisms, members of a phylum or class of amoeboid protists characterized by streaming granular Ectoplasm (cell biology), ectoplasm for catching food and ot ...

magnesium Magnesium is a chemical element with the symbol Mg and atomic number 12. It is a shiny gray metal having a low density, low melting point and high chemical reactivity. Like the other alkaline earth metals (group 2 of the periodic ta ...

thermometry, which has become accepted for the estimation of past ocean temperatures.European Association of Geochemistry

Selected publications

* Elderfield, H., Holland, D. & Turekian, K.K. (2003) Treatise on geochemistry. Elsevier Science, 646p * Carbonate Mysteries * The rare-earth elements in rivers, estuaries, and coastal seas and their significance to the composition of ocean waters * Application of the

Cerium anomaly The cerium anomaly, in geochemistry, is the phenomenon whereby cerium (Ce) concentration is either depleted or enriched in a rock relative to the other rare-earth elements (REEs). A Ce anomaly is said to be "negative" if Ce is depleted relative to ...

as a palaeoredox indicator: the ground rules * Sr isotope composition of sea water over the past 75 Myr * Interstitial water iodine enrichments in sediments from the eastern Pacific * The rare-earth elements in sea-water * Rare-earth element geochemistry of oceanic ferromanganese nodules and associated sediments

Awards and honours

Fulbright Scholar The Fulbright Program, including the Fulbright–Hays Program, is one of several United States Cultural Exchange Programs with the goal of improving intercultural relations, cultural diplomacy, and intercultural competence between the people of ...

, 1988 *

Prestwich Medal The Prestwich Medal is a medal of the Geological Society of London established in the will of Joseph Prestwich "to apply the accumulated annual proceeds...at the end of every three years, in providing a Gold Medal to the value of Twenty Pounds which ...

, The Geological Society 1993 *Fellow of the European Association of Geochemistry, 2000 * Elected a Fellow of the Royal Society (FRS) in 2001 *

Urey Medal The Urey Medal is given annually by the European Association of Geochemistry for outstanding contributions advancing Geochemistry over a career. The award is named after the physical chemist Harold Urey, FRS. Urey Medalists See also * List ...

, European Association of Geochemistry, 2007 *

V. M. Goldschmidt Award The V. M. Goldschmidt Award is an award given by the Geochemical Society at the V. M. Goldschmidt Conference for achievements in the fields of geochemistry and cosmochemistry. The award in honor of Victor Moritz Goldschmidt, a pioneer in both tho ...

, Geochemical Society, 2013

References

{{DEFAULTSORT:Elderfield, Henry 1943 births 2016 deaths Fellows of the Royal Society Fellows of St Catharine's College, Cambridge British geochemists Lyell Medal winners Fellows of the American Geophysical Union Rare earth scientists Recipients of the V. M. Goldschmidt Award