All Outputs (115)

Vanadium isotope fractionation during plutonic differentiation and implications for the isotopic composition of the upper continental crust (2024)
Journal Article
Stow, M. A., Prytulak, J., Humphreys, M. C., Hammond, S. J., & Nowell, G. M. (2024). Vanadium isotope fractionation during plutonic differentiation and implications for the isotopic composition of the upper continental crust. Earth and Planetary Science Letters, 643, Article 118825. https://doi.org/10.1016/j.epsl.2024.118825

The analysis of emerging stable isotopic systems in clastic sedimentary rocks is increasingly used to determine the average composition of the upper continental crust through geological time. Any temporal variations can then be linked to global-scale... Read More about Vanadium isotope fractionation during plutonic differentiation and implications for the isotopic composition of the upper continental crust.

Widespread slab melting in modern subduction zones (2023)
Journal Article
Klaver, M., Yogodzinski, G., Albert, C., Camejo-Harry, M., Elburg, M., Hoernle, K., …Millet, M. (2024). Widespread slab melting in modern subduction zones. Earth and Planetary Science Letters, 626, Article 118544. https://doi.org/10.1016/j.epsl.2023.118544

It is still a matter of intense debate to what extent partial melting of the subducting slab contributes to arc magmatism in modern subduction zones. In particular, it is difficult to differentiate between silicate melts formed by partial melting of... Read More about Widespread slab melting in modern subduction zones.

Early Eocene Arctic volcanism from carbonate-metasomatized mantle (2023)
Journal Article
Day, J. M. D., Pearson, D. G., Kjarsgaard, B. A., Barker, A. K., Nowell, G. M., Joyce, N., …Harrison, C. (2023). Early Eocene Arctic volcanism from carbonate-metasomatized mantle. Contributions to Mineralogy and Petrology, 178(12), 91. https://doi.org/10.1007/s00410-023-02068-y

Melilitite, nephelinite, basanite, and alkali basalt, along with phonolite differentiates, form the Freemans Cove Complex (FCC) in the south-eastern extremity of Bathurst Island (Nunavut, Canada). New 40Ar/39Ar chronology indicates their emplacement... Read More about Early Eocene Arctic volcanism from carbonate-metasomatized mantle.

Sublithospheric diamond ages and the supercontinent cycle. (2023)
Journal Article
Timmerman, S., Stachel, T., Koornneef, J. M., Smit, K. V., Harlou, R., Nowell, G. M., …Pearson, D. G. (2023). Sublithospheric diamond ages and the supercontinent cycle. Nature, 623, 752-756. https://doi.org/10.1038/s41586-023-06662-9

Subduction related to the ancient supercontinent cycle is poorly constrained by mantle samples. Sublithospheric diamond crystallization records the release of melts from subducting oceanic lithosphere at 300-700 km depths and is especially suited to... Read More about Sublithospheric diamond ages and the supercontinent cycle..

Mobility and connection among the Early Bronze Age Syrian elite (2023)
Journal Article
Stantis, C., Compton, G. S., Kharobi, A., Maaranen, N., Nowell, G. M., Macpherson, C., …Schwartz, G. M. (2023). Mobility and connection among the Early Bronze Age Syrian elite. Journal of Archaeological Science: Reports, 51, Article 104142. https://doi.org/10.1016/j.jasrep.2023.104142

The archaeological site of Umm el-Marra (in the Jabbul plain, western Syria), is a large, fortified urban center. Excavations have uncovered ten tomb structures built during the Early Bronze Age (ca. 2600–2150 BCE) that possibly contain royalty as ev... Read More about Mobility and connection among the Early Bronze Age Syrian elite.

Seeking their fortunes on the Otago goldfields, New Zealand – Constructing isotopic biographies of colonial goldminers (2023)
Journal Article
King, C. L., Buckley, H. R., Petchey, P., Kinaston, R., Millard, A. R., Nowell, G., …Gröcke, D. R. (2023). Seeking their fortunes on the Otago goldfields, New Zealand – Constructing isotopic biographies of colonial goldminers. Journal of Archaeological Science, 157, 105836. https://doi.org/10.1016/j.jas.2023.105836

The nineteenth century New Zealand goldfields were a place where people from across the world came together in search of their fortunes. Written accounts of life on the diggings do exist but are of varying veracity and we therefore have little knowle... Read More about Seeking their fortunes on the Otago goldfields, New Zealand – Constructing isotopic biographies of colonial goldminers.

Migration and mobility in Roman Beirut: The isotopic evidence (2023)
Journal Article
Kalenderian, V., Snoeck, C., Palstra, S. W., Nowell, G. M., & Seif, A. (2023). Migration and mobility in Roman Beirut: The isotopic evidence. Journal of Archaeological Science: Reports, 49, Article 104044. https://doi.org/10.1016/j.jasrep.2023.104044

Rescue excavations in Beirut, Lebanon, have uncovered large burial assemblages dating to the Roman period. As the first Roman colony in the Near East, the human skeletons from Beirut provide a unique opportunity to explore migration to the city using... Read More about Migration and mobility in Roman Beirut: The isotopic evidence.

The expendables: Bioarchaeological evidence for pauper apprentices in 19th century England and the health consequences of child labour (2023)
Journal Article
Gowland, R. L., Caffell, A. C., Quade, L., Levene, A., Millard, A. R., Holst, M., …Alexander, M. M. (2023). The expendables: Bioarchaeological evidence for pauper apprentices in 19th century England and the health consequences of child labour. PLoS ONE, 18(5), https://doi.org/10.1371/journal.pone.0284970

Child labour is the most common form of child abuse in the world today, with almost half of child workers employed in hazardous industries. The large-scale employment of children during the rapid industrialisation of the late 18th and early 19th cent... Read More about The expendables: Bioarchaeological evidence for pauper apprentices in 19th century England and the health consequences of child labour.

Correction: Precise measurement of selenium isotopes by HG-MC-ICPMS using a 76–78 double-spike (2022)
Journal Article
Pons, M., Millet, M., Nowell, G. N., Misra, S., & Williams, H. M. (2022). Correction: Precise measurement of selenium isotopes by HG-MC-ICPMS using a 76–78 double-spike. Journal of Analytical Atomic Spectrometry, 37(7), 1587-1588. https://doi.org/10.1039/d2ja90030k

Correction for ‘Precise measurement of selenium isotopes by HG-MC-ICPMS using a 76–78 double-spike’ by Marie-Laure Pons et al., J. Anal. At. Spectrom., 2020, 35, 320–330, https://doi.org/10.1039/C9JA00331B

Strontium isotope identification of possible rural immigrants in 17th century mass graves at St. Gertrude Church cemetery in Riga, Latvia (2022)
Journal Article
Petersone‐Gordina, E., Montgomery, J., Millard, A. R., Nowell, G., Peterkin, J., Roberts, C. A., Gerhards, G., & Zelčs, V. (2022). Strontium isotope identification of possible rural immigrants in 17th century mass graves at St. Gertrude Church cemetery in Riga, Latvia. Archaeometry, 64(4), 1028-1043. https://doi.org/10.1111/arcm.12759

The aims of this study were to explore the origins of 19 children buried in two mass graves and the general cemetery at the post-medieval St Gertrude Church cemetery in Riga, Latvia, using strontium isotope analysis (87Sr/86Sr), and to establish loca... Read More about Strontium isotope identification of possible rural immigrants in 17th century mass graves at St. Gertrude Church cemetery in Riga, Latvia.

Integrated Petrological and Fe-Zn Isotopic Modelling of Plutonic Differentiation (2021)
Journal Article
Stow, M. A., Prytulak, J., Humphreys, M. C., & Nowell, G. M. (2022). Integrated Petrological and Fe-Zn Isotopic Modelling of Plutonic Differentiation. Geochimica et Cosmochimica Acta, 320, 366-391. https://doi.org/10.1016/j.gca.2021.12.018

The upper continental crust is formed from chemically diverse granitic plutons. Active debate surrounds the range of physical conditions (P-T-X-fO2) and differentiation processes which occur in mush bodies that solidify to form plutons. Transition me... Read More about Integrated Petrological and Fe-Zn Isotopic Modelling of Plutonic Differentiation.

Jordanian migration and mobility in the Middle Bronze Age (ca. 2100–1550 BCE) at Pella (2021)
Journal Article
Stantis, C., Maaranen, N., Kharobi, A., Nowell, G. M., Macpherson, C., Schutkowski, H., & Bourke, S. (2022). Jordanian migration and mobility in the Middle Bronze Age (ca. 2100–1550 BCE) at Pella. International Journal of Osteoarchaeology, 32(2), 339-357. https://doi.org/10.1002/oa.3069

The site of Pella, located in the foothills of the east Jordan valley, was a prosperous city–state throughout the Middle Bronze Age (MBA, ca. 2000–1500 BCE). As part of a widespread trading network, Pella enjoyed extensive socio-economic relationship... Read More about Jordanian migration and mobility in the Middle Bronze Age (ca. 2100–1550 BCE) at Pella.

Sidon on the breadth of the wild sea: Movement and diet on the Mediterranean coast in the Middle Bronze Age (2021)
Journal Article
Stantis, C., Maaranen, N., Kharobi, A., Nowell, G. M., Macpherson, C., Doumet‐Serhal, C., & Schutkowski, H. (2022). Sidon on the breadth of the wild sea: Movement and diet on the Mediterranean coast in the Middle Bronze Age. American Journal of Biological Anthropology, 177(1), 116-133. https://doi.org/10.1002/ajpa.24423

Objectives
Excavations at Sidon (Lebanon) have revealed dual identities during the Middle Bronze Age (ca. 2000–1600 BCE): a maritime port and center for local distribution, as well as a settlement with a heavy subsistence dependence on the extensive... Read More about Sidon on the breadth of the wild sea: Movement and diet on the Mediterranean coast in the Middle Bronze Age.

Fractionation of rhenium isotopes in the Mackenzie River basin during oxidative weathering (2021)
Journal Article
Dellinger, M., Hilton, R. G., & Nowell, G. M. (2021). Fractionation of rhenium isotopes in the Mackenzie River basin during oxidative weathering. Earth and Planetary Science Letters, 573, Article 117131. https://doi.org/10.1016/j.epsl.2021.117131

Rhenium (Re) is a trace element whose redox chemistry makes it an ideal candidate to trace a range of geochemical processes. Here, we report the first rhenium isotopic measurements (Re) from river-borne materials to assess the influence of chemical w... Read More about Fractionation of rhenium isotopes in the Mackenzie River basin during oxidative weathering.

Multi-isotope evidence of population aggregation in the Natufian and scant migration during the early Neolithic of the Southern Levant (2021)
Journal Article
Santana, J., Millard, A., Ibáñez-Estevez, J. J., Bocquentin, F., Nowell, G., Peterkin, J., …Kafafi, Z. (2021). Multi-isotope evidence of population aggregation in the Natufian and scant migration during the early Neolithic of the Southern Levant. Scientific Reports, 11(1), Article 11857. https://doi.org/10.1038/s41598-021-90795-2

Human mobility and migration are thought to have played essential roles in the consolidation and expansion of sedentary villages, long-distance exchanges and transmission of ideas and practices during the Neolithic transition of the Near East. Few is... Read More about Multi-isotope evidence of population aggregation in the Natufian and scant migration during the early Neolithic of the Southern Levant.

Isotopic Compositions of Plagioclase From Plutonic Xenoliths Reveal Crustal Assimilation Below Martinique, Lesser Antilles Arc (2021)
Journal Article
Brown, J., Cooper, G., Nowell, G., Macpherson, C., Neill, I., & Prytulak, J. (2021). Isotopic Compositions of Plagioclase From Plutonic Xenoliths Reveal Crustal Assimilation Below Martinique, Lesser Antilles Arc. Frontiers in Earth Science, 9, Article 682583. https://doi.org/10.3389/feart.2021.682583

The chemical and isotopic compositions of volcanic arc lavas often show evidence for involvement of a sedimentary component during magma genesis. Determining where this sedimentary component is added to arc magmas is of vital importance for constrain... Read More about Isotopic Compositions of Plagioclase From Plutonic Xenoliths Reveal Crustal Assimilation Below Martinique, Lesser Antilles Arc.

Source of strontium in archaeological mobility studies—marine diet contribution to the isotopic composition (2020)
Journal Article
Lahtinen, M., Arppe, L., & Nowell, G. (2021). Source of strontium in archaeological mobility studies—marine diet contribution to the isotopic composition. Archaeological and Anthropological Sciences, 13(1), https://doi.org/10.1007/s12520-020-01240-w

The strontium isotope composition of human tissues is widely used in archaeological mobility studies. However, little attention is paid to the relative contributions of terrestrial versus marine sources of strontium in these studies. There is some de... Read More about Source of strontium in archaeological mobility studies—marine diet contribution to the isotopic composition.

Who were the Hyksos? Challenging traditional narratives using strontium isotope (87Sr/86Sr) analysis of human remains from ancient Egypt (2020)
Journal Article
Stantis, C., Kharobi, A., Maaranen, N., Nowell, G. M., Bietak, M., Prell, S., & Schutkowski, H. (2020). Who were the Hyksos? Challenging traditional narratives using strontium isotope (87Sr/86Sr) analysis of human remains from ancient Egypt. PLoS ONE, 15(7), Article e0235414. https://doi.org/10.1371/journal.pone.0235414

A foreign dynasty, known as the Hyksos, ruled parts of Egypt between c. 1638–1530 BCE. Their origins are thought to be rooted in the Near East, which is supported by architectural features and grave accoutrements of Tell el-Dabca. In this former Hyks... Read More about Who were the Hyksos? Challenging traditional narratives using strontium isotope (87Sr/86Sr) analysis of human remains from ancient Egypt.

A Triassic to Jurassic arc in north Borneo: Geochronology, geochemistry, and genesis of the Segama Valley Felsic Intrusions and the Sabah ophiolite (2020)
Journal Article
Burton-Johnson, A., Macpherson, C., Millar, I., Whitehouse, M., Ottley, C., & Nowell, G. (2020). A Triassic to Jurassic arc in north Borneo: Geochronology, geochemistry, and genesis of the Segama Valley Felsic Intrusions and the Sabah ophiolite. Gondwana Research, 84, 229-244. https://doi.org/10.1016/j.gr.2020.03.006

New field, geochemical, and geochronological data from the Segama Valley Felsic Intrusions (SVFI) of Sabah, north Borneo, shows them to be arc-derived tonalites; not windows or partial melts of a crystalline basement beneath Sabah. UPb zircon ages da... Read More about A Triassic to Jurassic arc in north Borneo: Geochronology, geochemistry, and genesis of the Segama Valley Felsic Intrusions and the Sabah ophiolite.

Measurements of rhenium isotopic composition in low-abundance samples (2020)
Journal Article
Dellinger, M., Hilton, R. G., & Nowell, G. M. (2020). Measurements of rhenium isotopic composition in low-abundance samples. Journal of Analytical Atomic Spectrometry, 35(2), 377-387. https://doi.org/10.1039/c9ja00288j

Rhenium (Re) is a trace element whose redox chemistry makes it an ideal candidate to trace a range of geochemical processes. In particular, fractionation of its isotopes 187Re (62.6% abundance) and 185Re (37.4%) may be used to improve our understandi... Read More about Measurements of rhenium isotopic composition in low-abundance samples.