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Dr Geoffrey Nowell's 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.

“Captain of All These Men of Death”: An Integrated Case Study of Tuberculosis in Nineteenth-Century Otago, New Zealand (2020)
Journal Article
Snoddy, A. M., Buckley, H., King, C., Kinaston, R., Nowell, G., Gröcke, D., …Petchey, P. (2020). “Captain of All These Men of Death”: An Integrated Case Study of Tuberculosis in Nineteenth-Century Otago, New Zealand. Bioarchaeology international, 3(4), 217-237. https://doi.org/10.5744/bi.2019.1014

The South Island of New Zealand saw several major waves of migration in the mid-nineteenth century, predominantly from Europe but also with an ethnically distinct Chinese presence. The rural community of Milton, Otago, was a settler community establi... Read More about “Captain of All These Men of Death”: An Integrated Case Study of Tuberculosis in Nineteenth-Century Otago, New Zealand.

A multi-isotope (C, N, O, Sr, Pb) study of Iron Age and Roman period skeletons from east Edinburgh, Scotland exploring the relationship between decapitation burials and geographical origins (2019)
Journal Article
Moore, J., Rose, A., Anderson, S., Evans, J., Nowell, G., Grocke, D., …Montgomery, J. (2020). A multi-isotope (C, N, O, Sr, Pb) study of Iron Age and Roman period skeletons from east Edinburgh, Scotland exploring the relationship between decapitation burials and geographical origins. Journal of Archaeological Science: Reports, 29, Article 102075. https://doi.org/10.1016/j.jasrep.2019.102075

Recent excavations at Musselburgh, East Lothian (Scotland) revealed twelve skeletons, radiocarbon dated to the Iron Age and Roman period. The high incidence of skeletal trauma characteristic of decapitation in those of Roman date makes this site unus... Read More about A multi-isotope (C, N, O, Sr, Pb) study of Iron Age and Roman period skeletons from east Edinburgh, Scotland exploring the relationship between decapitation burials and geographical origins.

At the world’s edge: reconstructing diet and geographic origins in medieval Iceland using isotope and trace element analyses (2019)
Journal Article
Walser, J. W. I., Kristjánsdóttir, S., Gröcke, D. R., Gowland, R., Jakob, T., Nowell, G., …Montgomery, J. (2020). At the world’s edge: reconstructing diet and geographic origins in medieval Iceland using isotope and trace element analyses. American journal of physical anthropology, 171(1), 142-163. https://doi.org/10.1002/ajpa.23973

Objectives. A multi-isotope study was conducted on individuals buried at Skriðuklaustur monastery (AD 1493–1554) to investigate their geographic origins and dietary composition. Comparative material from individuals excavated from Skeljastaðir, an in... Read More about At the world’s edge: reconstructing diet and geographic origins in medieval Iceland using isotope and trace element analyses.

190Pt-186Os geochronometer reveals open system behaviour of 190Pt-4He isotope system (2019)
Journal Article
Luguet, A., Nowell, G., Pushkarev, E., Ballhaus, C., Wirth, R., Schreiber, A., & Gottman, I. (2019). 190Pt-186Os geochronometer reveals open system behaviour of 190Pt-4He isotope system. Geochemical perspectives letters, 2, 44-48. https://doi.org/10.7185/geochemlet.1924

Platinum Group Minerals are typically dated using the 187Re-187Os and 190Pt-186Os isotope systems and more recently using the 190Pt-4He geochronometer. The 187Re-187Os and 190Pt-186Os compositions of Pt-alloys from the Kondyor Zoned Ultramafic Comple... Read More about 190Pt-186Os geochronometer reveals open system behaviour of 190Pt-4He isotope system.

Kimberlites reveal 2.5-billion-year evolution of a deep, isolated mantle reservoir (2019)
Journal Article
Woodhead, J., Hergt, J., Giuliani, A., Maas, R., Phillips, D., Pearson, D. G., & Nowell, G. (2019). Kimberlites reveal 2.5-billion-year evolution of a deep, isolated mantle reservoir. Nature, 573(7775), 578-581. https://doi.org/10.1038/s41586-019-1574-8

The widely accepted paradigm of Earth's geochemical evolution states that the successive extraction of melts from the mantle over the past 4.5 billion years formed the continental crust, and produced at least one complementary melt-depleted reservoir... Read More about Kimberlites reveal 2.5-billion-year evolution of a deep, isolated mantle reservoir.

Extensive crustal extraction in Earth’s early history inferred from molybdenum isotopes (2019)
Journal Article
McCoy-West, A. J., Chowdhury, P., Burton, K. W., Sossi, P., Nowell, G. M., Fitton, J. G., …Williams, H. M. (2019). Extensive crustal extraction in Earth’s early history inferred from molybdenum isotopes. Nature Geoscience, 12, 946-951. https://doi.org/10.1038/s41561-019-0451-2

Estimates of the volume of the earliest crust based on zircon ages and radiogenic isotopes remain equivocal. Stable isotope systems, such as molybdenum, have the potential to provide further constraints but remain underused due to the lack of complem... Read More about Extensive crustal extraction in Earth’s early history inferred from molybdenum isotopes.

"Investigation of a Historical Crime Scene" - A Comprehensive Study of an Unusual Burial in the Calvinist Church of Sóly, Hungary (2019)
Journal Article
László, O., Millard, A. R., Gröcke, D., Rácz, M., & Nowell, G. (2019). "Investigation of a Historical Crime Scene" - A Comprehensive Study of an Unusual Burial in the Calvinist Church of Sóly, Hungary. Journal of Archaeological Science: Reports, 25, 320-330. https://doi.org/10.1016/j.jasrep.2019.04.015

A rescue excavation in the Chapel of the Presbyterian Church of Sóly, explored a grave of two men in an unusual position among 20 other child burials in 2008-2009. The burial is dated to the early modern (16-17th century AD) Period. The 45-50-year-ol... Read More about "Investigation of a Historical Crime Scene" - A Comprehensive Study of an Unusual Burial in the Calvinist Church of Sóly, Hungary.

A Meeting In The Forest: Hunters And Farmers At The Coneybury ‘Anomaly’, Wiltshire (2018)
Journal Article
Gron, K. J., Rowley-Conwy, P., Fernandez-Dominguez, E., Gröcke, D. R., Montgomery, J., Nowell, G. M., & Patterson, W. P. (2018). A Meeting In The Forest: Hunters And Farmers At The Coneybury ‘Anomaly’, Wiltshire. Proceedings of the Prehistoric Society, 84, 111-144. https://doi.org/10.1017/ppr.2018.15

The Coneybury ‘Anomaly’ is an Early Neolithic pit located just south-east of Stonehenge, Wiltshire. Excavations recovered a faunal assemblage unique in its composition, consisting of both wild and domestic species, as well as large quantities of cera... Read More about A Meeting In The Forest: Hunters And Farmers At The Coneybury ‘Anomaly’, Wiltshire.

Evidence for a 200 km thick diamond-bearing root beneath the Central Mackenzie Valley, Northwest Territories, Canada? Diamond indicator mineral geochemistry from the Horn Plateau and Trout Lake regions (2018)
Journal Article
Poitras, S. P., Pearson, D. G., Hardman, M. F., Stachel, T., Nowell, G. M., & Cairns, S. (2018). Evidence for a 200 km thick diamond-bearing root beneath the Central Mackenzie Valley, Northwest Territories, Canada? Diamond indicator mineral geochemistry from the Horn Plateau and Trout Lake regions. Mineralogy and Petrology, 112(S2), 719-736. https://doi.org/10.1007/s00710-018-0641-4

The Central Mackenzie Valley (CMV) area of Northwest Territories is underlain by Precambrian basement belonging to the North American Craton. The potential of this area to host kimberlitic diamond deposits is relatively high judging from the seismolo... Read More about Evidence for a 200 km thick diamond-bearing root beneath the Central Mackenzie Valley, Northwest Territories, Canada? Diamond indicator mineral geochemistry from the Horn Plateau and Trout Lake regions.

Highly siderophile elements mobility in the subcontinental lithospheric mantle beneath southern Patagonia (2018)
Journal Article
Tassara, S., González-Jiménez, J. M., Reich, M., Saunders, E., Luguet, A., Morata, D., …Corgne, A. (2018). Highly siderophile elements mobility in the subcontinental lithospheric mantle beneath southern Patagonia. Lithos, 314-315, 579-596. https://doi.org/10.1016/j.lithos.2018.06.022

Peridotite xenoliths collected from alkali basalts in the Argentinian Patagonia reveal the existence of an ancient depleted Paleoproterozoic mantle that records a subsequent multistage metasomatic history. Metasomatism is associated with carbonatite-... Read More about Highly siderophile elements mobility in the subcontinental lithospheric mantle beneath southern Patagonia.

Isotopic analysis of burials from the early Anglo-Saxon cemetery at Eastbourne, Sussex, U.K (2018)
Journal Article
Hughes, S. S., Millard, A. R., Chenery, C. A., Nowell, G., & Pearson, D. G. (2018). Isotopic analysis of burials from the early Anglo-Saxon cemetery at Eastbourne, Sussex, U.K. Journal of Archaeological Science: Reports, 19, 513-525. https://doi.org/10.1016/j.jasrep.2018.03.004

The transition from Roman Britain to early Anglo-Saxon England, traditionally described as the Adventus Saxonum and associated with a large-scale invasion by Germanic peoples, has been the subject of much debate. The archaeological record does not su... Read More about Isotopic analysis of burials from the early Anglo-Saxon cemetery at Eastbourne, Sussex, U.K.

Weathering fluxes and sediment provenance on the SW Scottish shelf during the last deglaciation (2017)
Journal Article
Arosio, R., Crocket, K. C., Nowell, G. M., Louise Callard, S., Howe, J. A., Benetti, S., Fabel, D., Moreton, S., & Clark, C. D. (2018). Weathering fluxes and sediment provenance on the SW Scottish shelf during the last deglaciation. Marine Geology, 402, 81-98. https://doi.org/10.1016/j.margeo.2017.08.017

The reconstruction of past ice sheet dynamics can shed a light on long-term ice stream activity, and in turn provide constraints on the response of modern ice sheets to climate change. The Hebrides Ice Stream (HIS) flowed across part of the western S... Read More about Weathering fluxes and sediment provenance on the SW Scottish shelf during the last deglaciation.

High precision osmium stable isotope measurements by double spike MC-ICP-MS and N-TIMS (2017)
Journal Article
Nanne, J., Millet, M., Burton, K., Dale, C., Nowell, G., & Williams, H. (2017). High precision osmium stable isotope measurements by double spike MC-ICP-MS and N-TIMS. Journal of Analytical Atomic Spectrometry, 32(4), 749-765. https://doi.org/10.1039/c6ja00406g

Osmium stable isotopes provide a new, potentially powerful tool with which to investigate a diverse range of geological processes including planetary formation, ore-genesis and weathering. In this paper, we present a new technique for high precision... Read More about High precision osmium stable isotope measurements by double spike MC-ICP-MS and N-TIMS.

Mesoarchean melting and Neoarchean to Paleoproterozoic metasomatism during the formation of the cratonic mantle keel beneath West Greenland (2017)
Journal Article
van Acken, D., Luguet, A., Pearson, D., Nowell, G., Fonseca, R., Nagel, T., & Schulz, T. (2017). Mesoarchean melting and Neoarchean to Paleoproterozoic metasomatism during the formation of the cratonic mantle keel beneath West Greenland. Geochimica et Cosmochimica Acta, 203, 37-53. https://doi.org/10.1016/j.gca.2017.01.006

Highly siderophile element (HSE) concentration and 187Os/188Os isotopic heterogeneity has been observed on various scales in the Earth’s mantle. Interaction of residual mantle peridotite with infiltrating melts has been suggested to overprint primary... Read More about Mesoarchean melting and Neoarchean to Paleoproterozoic metasomatism during the formation of the cratonic mantle keel beneath West Greenland.

An evaluation of Mesozoic rift-related magmatism on the margins of the Labrador Sea: Implications for rifting and passive margin asymmetry (2016)
Journal Article
Peace, A., McCaffrey, K., Imber, J., Phethean, J., Nowell, G., Gerdes, K., & Dempsey, E. (2016). An evaluation of Mesozoic rift-related magmatism on the margins of the Labrador Sea: Implications for rifting and passive margin asymmetry. Geosphere, 12(6), 1701-1724. https://doi.org/10.1130/ges01341.1

The Labrador Sea is a small (∼900 km wide) ocean basin separating southwest Greenland from Labrador, Canada. It opened following a series of rifting events that began as early as the Late Triassic or Jurassic, culminating in a brief period of seafloo... Read More about An evaluation of Mesozoic rift-related magmatism on the margins of the Labrador Sea: Implications for rifting and passive margin asymmetry.

A Conversion-Period Cemetery at Woodlands, Adwick-le-Street, South Yorkshire* (2016)
Journal Article
McKinley, J. I., Dinwiddy, K., Millard, A., & Nowell, G. (2016). A Conversion-Period Cemetery at Woodlands, Adwick-le-Street, South Yorkshire*. Yorkshire Archaeological Journal, 88(1), 77-120. https://doi.org/10.1080/00844276.2016.1201975

Excavations by Archaeological Research and Consultancy University of Sheffield in 2007–8 revealed the remains of an Anglo-Saxon inhumation cemetery at North Ridge Community School, Woodlands, Doncaster. Forty graves were excavated, thirty-seven of wh... Read More about A Conversion-Period Cemetery at Woodlands, Adwick-le-Street, South Yorkshire*.

Source and pathway analysis of lead and polycyclic aromatic hydrocarbons in Lisbon urban soils (2016)
Journal Article
Marinho Reis, A. P., Shepherd, T., Nowell, G., Cachada, A., Duarte, A. C., Cave, M., …Batista, M. J. (2016). Source and pathway analysis of lead and polycyclic aromatic hydrocarbons in Lisbon urban soils. Science of the Total Environment, 573, 324-336. https://doi.org/10.1016/j.scitotenv.2016.08.119

One hundred soil samples were collected from urban spaces, in Lisbon, Portugal, in two surveys that were carried out in consecutive years, to assess the potential adverse human health effects following exposure to potentially toxic elements and organ... Read More about Source and pathway analysis of lead and polycyclic aromatic hydrocarbons in Lisbon urban soils.

Osmium isotope compositions of detrital Os-rich alloys from the Rhine River provide evidence for a global late Mesoproterozoic mantle depletion event (2016)
Journal Article
Dijkstra, A., Dale, C., Oberthür, T., Nowell, G., & Pearson, D. (2016). Osmium isotope compositions of detrital Os-rich alloys from the Rhine River provide evidence for a global late Mesoproterozoic mantle depletion event. Earth and Planetary Science Letters, 452, 115-122. https://doi.org/10.1016/j.epsl.2016.07.047

We report osmium isotopic compositions for 297 mantle-derived detrital Ru–Os–Ir alloy grains found in gold and platinum-group mineral bearing placers of the Rhine River. These alloys were likely formed as a result of high degree melting in the convec... Read More about Osmium isotope compositions of detrital Os-rich alloys from the Rhine River provide evidence for a global late Mesoproterozoic mantle depletion event.

Titanium stable isotope investigation of magmatic processes on the Earth and Moon (2016)
Journal Article
Millet, M., Dauphas, N., Greberb, N., Burton, K., Dale, C., Debret, B., …Williams, H. (2016). Titanium stable isotope investigation of magmatic processes on the Earth and Moon. Earth and Planetary Science Letters, 449, 197-205. https://doi.org/10.1016/j.epsl.2016.05.039

We present titanium stable isotope measurements of terrestrial magmatic samples and lunar mare basalts with the aims of constraining the composition of the lunar and terrestrial mantles and evaluating the potential of Ti stable isotopes for understan... Read More about Titanium stable isotope investigation of magmatic processes on the Earth and Moon.

Strontium isotope evidence of early Funnel Beaker Culture movement of cattle (2016)
Journal Article
Gron, K., Montgomery, J., Otto Nielsen, P., Nowell, G., Peterkin, J. L., Sørensen, L., & Rowley-Conwy, P. (2016). Strontium isotope evidence of early Funnel Beaker Culture movement of cattle. Journal of Archaeological Science: Reports, 6, 248-251. https://doi.org/10.1016/j.jasrep.2016.02.015

The movement of livestock across and within landscapes is increasingly being recognized as common in northern European prehistoric contexts, and was performed for various purposes. However, almost nothing is known about the movement of livestock in t... Read More about Strontium isotope evidence of early Funnel Beaker Culture movement of cattle.

The nature and history of the Qilian Block in the context of the development of the Greater Tibetan Plateau (2015)
Journal Article
Huang, H., Niu, Y., Nowell, G., Zhao, Z., Yu, X., & Mo, X. (2015). The nature and history of the Qilian Block in the context of the development of the Greater Tibetan Plateau. Gondwana Research, 28(1), 209-224. https://doi.org/10.1016/j.gr.2014.02.010

The Palaeozoic granitoids in the Qilian Block are important for understanding the tectonic evolution of the Northern Tibetan Plateau. We choose granitoids from Huangyuan (HY) and Gangcha (Gcha) for a detailed study. The granitoids are S-type and I-ty... Read More about The nature and history of the Qilian Block in the context of the development of the Greater Tibetan Plateau.

Highly saline fluids from a subducting slab as the source for fluid-rich diamonds (2015)
Journal Article
Weiss, Y., McNeill, J., Pearson, D. G., Nowell, G. M., & Ottley, C. J. (2015). Highly saline fluids from a subducting slab as the source for fluid-rich diamonds. Nature, 524(7565), 339-344. https://doi.org/10.1038/nature14857

The infiltration of fluids into continental lithospheric mantle is a key mechanism for controlling abrupt changes in the chemical and physical properties of the lithospheric root1,2, as well as diamond formation3, yet the origin and composition of th... Read More about Highly saline fluids from a subducting slab as the source for fluid-rich diamonds.

Can Fractional Crystallization, Mixing and Assimilation Processes be Responsible for Jamaican-type Adakites? Implications for Generating Eoarchaean Continental Crust (2015)
Journal Article
Hastie, A., Fitton, J., Mitchell, S., Neill, I., Nowell, G., & Millar, I. (2015). Can Fractional Crystallization, Mixing and Assimilation Processes be Responsible for Jamaican-type Adakites? Implications for Generating Eoarchaean Continental Crust. Journal of Petrology, 56(7), 1251-1283. https://doi.org/10.1093/petrology/egv029

Understanding how the Earth’s first continental land masses were generated is important because the processes responsible directly affected the evolution of the planet’s primordial silicate interior, and also its atmosphere and hydrosphere. Archaean... Read More about Can Fractional Crystallization, Mixing and Assimilation Processes be Responsible for Jamaican-type Adakites? Implications for Generating Eoarchaean Continental Crust.

Petrology and Nd–Hf Isotope Geochemistry of the Neoproterozoic Amon Kimberlite Sills, Baffin Island (Canada): Evidence for Deep Mantle Magmatic Activity Linked to Supercontinent Cycles (2014)
Journal Article
Tappe, S., Kjarsgaard, B. A., Kurszlaukis, S., Nowell, G. M., & Phillips, D. (2014). Petrology and Nd–Hf Isotope Geochemistry of the Neoproterozoic Amon Kimberlite Sills, Baffin Island (Canada): Evidence for Deep Mantle Magmatic Activity Linked to Supercontinent Cycles. Journal of Petrology, 55(10), 2003-2042. https://doi.org/10.1093/petrology/egu048

New Mediterranean Biodiversity Records (October, 2014) (2014)
Journal Article
Katsanevakis, S., Acar, U., Ammar, I. (., Balci, B., Bekas, P., Belmonte, M., …Yapici, S. (2014). New Mediterranean Biodiversity Records (October, 2014). Mediterranean Marine Science, 15, 675-695

Geochemical constraints on the petrogenesis of granitoids in the East Kunlun Orogenic belt, northern Tibetan Plateau: Implications for continental crust growth through syn-collisional felsic magmatism. (2014)
Journal Article
Huang, H., Niu, Y., Nowell, G., Zhao, Z., Yu, X., Zhu, D., …Ding, S. (2014). Geochemical constraints on the petrogenesis of granitoids in the East Kunlun Orogenic belt, northern Tibetan Plateau: Implications for continental crust growth through syn-collisional felsic magmatism. Chemical Geology, 370, 1-18. https://doi.org/10.1016/j.chemgeo.2014.01.010

Early Triassic syn-collisional granitoids with mafic magmatic enclaves (MMEs) crop out along the entire East Kunlun Orogenic belt (EKOB) at the northern margin of the Tibetan Plateau. They are andesitic in composition and enriched in light rare earth... Read More about Geochemical constraints on the petrogenesis of granitoids in the East Kunlun Orogenic belt, northern Tibetan Plateau: Implications for continental crust growth through syn-collisional felsic magmatism..

Anglo-Saxon origins investigated by isotopic analysis of burials from Berinsfield, Oxfordshire, UK (2013)
Journal Article
Hughes, S., Millard, A., Lucy, S., Chenery, C., Evans, J., Nowell, G., & Pearson, D. (2014). Anglo-Saxon origins investigated by isotopic analysis of burials from Berinsfield, Oxfordshire, UK. Journal of Archaeological Science, 42, 81-92. https://doi.org/10.1016/j.jas.2013.10.025

The early fifth century transition from Roman Britain to Anglo-Saxon England is a poorly understood period in British history. Historical narratives describe a brutal conquest by Anglo-Saxon invaders with nearly complete replacement of the indigenous... Read More about Anglo-Saxon origins investigated by isotopic analysis of burials from Berinsfield, Oxfordshire, UK.

Community differentiation and kinship among Europe's first farmers (2012)
Journal Article
Bentley, R., Bickle, P., Fibiger, L., Nowell, G., Dale, C., Hedges, R., …Whittle, A. (2012). Community differentiation and kinship among Europe's first farmers. Proceedings of the National Academy of Sciences, 109(24), 9326-9330. https://doi.org/10.1073/pnas.1113710109

Community differentiation is a fundamental topic of the social sciences, and its prehistoric origins in Europe are typically assumed to lie among the complex, densely populated societies that developed millennia after their Neolithic predecessors. He... Read More about Community differentiation and kinship among Europe's first farmers.

Disequilibrium melting during crustal anatexis and implications for modeling open magmatic systems (2012)
Journal Article
McLeod, C., Davidson, J., Nowell, G., & de Silva, S. (2012). Disequilibrium melting during crustal anatexis and implications for modeling open magmatic systems. Geology, 40(5), 435-438. https://doi.org/10.1130/g33000.1

Contamination of ascending mantle-derived magmas by the continental crust was investigated and modeled for a suite of volcanic rocks and entrained crustal xenoliths from the Central Andes using bulk geochemical compositions for mantle-derived and cru... Read More about Disequilibrium melting during crustal anatexis and implications for modeling open magmatic systems.

APPLICATION OF THE Pt-190-Os-186 ISOTOPE SYSTEM TO DATING PLATINUM MINERALIZATION AND OPHIOLITE FORMATION: AN EXAMPLE FROM THE MERATUS MOUNTAINS, BORNEO (2011)
Journal Article
Coggon, J., Nowell, G., Pearson, D., & Parman, S. (2011). APPLICATION OF THE Pt-190-Os-186 ISOTOPE SYSTEM TO DATING PLATINUM MINERALIZATION AND OPHIOLITE FORMATION: AN EXAMPLE FROM THE MERATUS MOUNTAINS, BORNEO. Economic geology and the bulletin of the Society of Economic Geologists, 106(1), 93-117

The formation age of platinum-group minerals (PGM) in placer deposits has traditionally been difficult to constrain. We have applied the Pt-Os and Re-Os isotope systems to this problem by analyzing a suite of PGM from a placer deposit in southeastern... Read More about APPLICATION OF THE Pt-190-Os-186 ISOTOPE SYSTEM TO DATING PLATINUM MINERALIZATION AND OPHIOLITE FORMATION: AN EXAMPLE FROM THE MERATUS MOUNTAINS, BORNEO.

From source to crust: Tracing magmatic evolution in a kimberlite and a melilitite using microsample geochemistry. (2010)
Journal Article
Malarkey, J., Pearson, D., Kjarsgaard, B., Davidson, J., Nowell, G., Ottley, C., & Stammer, J. (2010). From source to crust: Tracing magmatic evolution in a kimberlite and a melilitite using microsample geochemistry. Earth and Planetary Science Letters, 299(1-2), 80-90. https://doi.org/10.1016/j.epsl.2010.08.020

We present an integrated microsampling trace element and isotopic study of primary minerals within the Jos kimberlite, Canada, in order to observe how different phases record progressive crustal interaction in the evolving kimberlite. Identification... Read More about From source to crust: Tracing magmatic evolution in a kimberlite and a melilitite using microsample geochemistry..

Isotopic investigation of diet and residential mobility in the Neolithic of the Lower Rhine Basin (2010)
Journal Article
Smits, E., Millard, A., Nowell, G., & Pearson, D. (2010). Isotopic investigation of diet and residential mobility in the Neolithic of the Lower Rhine Basin. European Journal of Archaeology, 13(1), 5-31. https://doi.org/10.1177/1461957109355040

Multiple isotopic systems (C, N, O, S, Sr, Pb) are applied to investigate diet and mobility amongst the Middle Neolithic populations at Schipluiden and Swifterbant (Netherlands). A review of carbon and nitrogen isotope analyses of European Mesolithic... Read More about Isotopic investigation of diet and residential mobility in the Neolithic of the Lower Rhine Basin.

Plio-Pleistocene intra-plate magmatism from the southern Sulu Arc, Semporna peninsula, Sabah, Borneo: Implications for high-Nb basalt in subduction zones (2010)
Journal Article
Macpherson, C., Chiang, K., Hall, R., Nowell, G., Castillo, P., & Thirlwall, M. (2010). Plio-Pleistocene intra-plate magmatism from the southern Sulu Arc, Semporna peninsula, Sabah, Borneo: Implications for high-Nb basalt in subduction zones. Journal of Volcanology and Geothermal Research, 190(1-2), 25-38. https://doi.org/10.1016/j.jvolgeores.2009.11.004

New analyses of major and trace element concentrations and Sr, Nd and Pb isotopic ratios are presented for Plio-Pleistocene basalts and basaltic andesites from the Semporna peninsula in Sabah, Borneo, at the southern end of the Sulu Arc. Depletion of... Read More about Plio-Pleistocene intra-plate magmatism from the southern Sulu Arc, Semporna peninsula, Sabah, Borneo: Implications for high-Nb basalt in subduction zones.

Comments on Richards et al., Journal of Archaeological Science 35, 2008 "Strontium isotope evidence of Neanderthal mobility at the site of Lakonis, Greece using laser-ablation PIMMS" (2009)
Journal Article
Nowell, G., & Horstwood, M. (2009). Comments on Richards et al., Journal of Archaeological Science 35, 2008 "Strontium isotope evidence of Neanderthal mobility at the site of Lakonis, Greece using laser-ablation PIMMS". Journal of Archaeological Science, 36(7), 1334-1341. https://doi.org/10.1016/j.jas.2009.01.019

Precise and accurate 186Os/188Os and 187Os/188Os measurements by Multi-Collector Plasma Ionisation Mass Spectrometry, part II: laser ablation and its application to single-grain Pt–Os and Re–Os geochronology (2008)
Journal Article
Ionisation Mass Spectrometry, part II: laser ablation and its application to single-grain Pt–Os and Re–Os geochronology. Chemical Geology, 248(3-4), 394-426. https://doi.org/10.1016/j.chemgeo.2007.12.004

The abundance of platinum group alloy (PGA) grains available from some alluvial deposits combined with their great chemical resistance to conventional acid attack generates the need for an alternative method of obtaining routine, rapid yet precise Os... Read More about Precise and accurate 186Os/188Os and 187Os/188Os measurements by Multi-Collector Plasma Ionisation Mass Spectrometry, part II: laser ablation and its application to single-grain Pt–Os and Re–Os geochronology.

Precise and accurate 186Os/188Os and 187Os/188Os measurements by Multi- Collector Plasma Ionisation Mass Spectrometry (MC-ICP-MS) part I: solution analyses. (2008)
Journal Article
Nowell, G., Luguet, A., Pearson, D., & Horstwood, M. (2008). analyses. Chemical Geology, 248, 363-393

We present new high precision Os isotope data obtained by solution-mode MC-ICPMS for 4 different Os isotope standards and compare the data to that obtained by the N-TIMS method. Mass fractionation effects for MC-ICPMS are evaluated and we demonstrate... Read More about Precise and accurate 186Os/188Os and 187Os/188Os measurements by Multi- Collector Plasma Ionisation Mass Spectrometry (MC-ICP-MS) part I: solution analyses..

Sr and Pb isotope micro-analysis in plagioclase crystals from Skye lavas: An insight into open-system processes in a flood basalt province (2008)
Journal Article
Font, L., Davidson, J., Pearson, D., Nowell, G., Jerram, D., & Ottley, C. (2008). Sr and Pb isotope micro-analysis in plagioclase crystals from Skye lavas: An insight into open-system processes in a flood basalt province. Journal of Petrology, 49(8), 1449-1471. https://doi.org/10.1093/petrology/egn032

Crystals in many magmatic rocks are heterogeneous in terms of their isotope composition. Detailed crystal-isotope stratigraphy (CIS) studies have shown that crystals act as reliable recorders of their magma source composition and of the pathways of m... Read More about Sr and Pb isotope micro-analysis in plagioclase crystals from Skye lavas: An insight into open-system processes in a flood basalt province.

LAPITA MIGRANTS IN THE PACIFIC’S OLDEST CEMETERY:ISOTOPIC ANALYSIS AT TEOUMA, VANUATU (2007)
Journal Article
Alexander Bentley, R., Buckley, H. R., Spriggs, M., Bedford, S., Ottley, C. J., Nowell, G. M., …Graham Pearson, D. (2007). LAPITA MIGRANTS IN THE PACIFIC’S OLDEST CEMETERY:ISOTOPIC ANALYSIS AT TEOUMA, VANUATU. American Antiquity, 72, 645-656

Teouma, an archaeological site on Efate Island, Vanuatu, features the earliest cemetery yet discovered of the colonizers of Remote Oceania, from the late second millennium B.C. In order to investigate potential migration of seventeen human individual... Read More about LAPITA MIGRANTS IN THE PACIFIC’S OLDEST CEMETERY:ISOTOPIC ANALYSIS AT TEOUMA, VANUATU.

A link between large mantle melting events and continent growth seen in osmium isotopes (2007)
Journal Article
Pearson, D., Parman, S., & Nowell, G. (2007). A link between large mantle melting events and continent growth seen in osmium isotopes. Nature, 449(7159), 202-205. https://doi.org/10.1038/nature06122

Although Earth's continental crust is thought to have been derived from the mantle, the timing and mode of crust formation have proven to be elusive issues. The area of preserved crust diminishes markedly with age, and this can be interpreted as bein... Read More about A link between large mantle melting events and continent growth seen in osmium isotopes.

Combining CSD and isotopic microanalysis: Magma supply and mixing processes at Stromboli Volcano, Aeolian Islands, Italy (2007)
Journal Article
Morgan, D., Jerram, D., Chertkoff, D., Davidson, J., Pearson, D., Kronz, A., & Nowell, G. (2007). Combining CSD and isotopic microanalysis: Magma supply and mixing processes at Stromboli Volcano, Aeolian Islands, Italy. Earth and Planetary Science Letters, 260(3-4), 419-431. https://doi.org/10.1016/j.epsl.2007.05.037

Integrating isotopic microanalysis with other analytical techniques creates powerful new methodologies for understanding the evolution of rock samples at the sub-grain scale. Here we present Crystal Size Distribution (CSD) data for a 26,000 year old... Read More about Combining CSD and isotopic microanalysis: Magma supply and mixing processes at Stromboli Volcano, Aeolian Islands, Italy.

Origin of CFB magmatism: Multi-tiered intracrustal picrite-rhyolite magmatic plumbing at Spitzkoppe, western Namibia, during early-Cretaceous Etendeka magmatism (2007)
Journal Article
Thompson, R., Riches, A., Antoshechkina, P., Pearson, D., Nowell, G., Ottley, C., …Niku-Paavola, V. (2007). Origin of CFB magmatism: Multi-tiered intracrustal picrite-rhyolite magmatic plumbing at Spitzkoppe, western Namibia, during early-Cretaceous Etendeka magmatism. Journal of Petrology, 48(6), 1119-1154. https://doi.org/10.1093/petrology/egm012

Early Cretaceous tholeiitic picrite-to-rhyolite dykes around Spitzkoppe, western Namibia, are part of the extensive Henties Bay–Outjo swarm, penecontemporaneous with 132 Ma Etendeka lavas 100 km to the NW. Although only intermediate to rhyolitic dyke... Read More about Origin of CFB magmatism: Multi-tiered intracrustal picrite-rhyolite magmatic plumbing at Spitzkoppe, western Namibia, during early-Cretaceous Etendeka magmatism.

Adaptive dosing and platinum-DNA adduct formation in children receiving high-dose carboplatin for the treatment of solid tumours (2007)
Journal Article
Veal, G., Errington, J., Tilby, M., Pearson, A., Foot, A., McDowell, H., …Boddy, A. (2007). Adaptive dosing and platinum-DNA adduct formation in children receiving high-dose carboplatin for the treatment of solid tumours. British Journal of Cancer, 96(5), 725-731. https://doi.org/10.1038/sj.bjc.6603607

A pharmacokinetic–pharmacodynamic study was carried out to investigate the feasibility and potential importance of therapeutic monitoring following high-dose carboplatin treatment in children. High-dose carboplatin was administered over 3 or 5 days,... Read More about Adaptive dosing and platinum-DNA adduct formation in children receiving high-dose carboplatin for the treatment of solid tumours.

Methods for the microsampling and High-precision analysis of strontium and rubidium isotopes at single crystal scale for petrological and geochronological applications. (2006)
Journal Article
Charlier, B., Ginibre, C., Morgan, D., Nowell, G., Pearson, D., Davidson, J., & Ottley, C. (2006). Methods for the microsampling and High-precision analysis of strontium and rubidium isotopes at single crystal scale for petrological and geochronological applications. Chemical Geology, 232, 114-133. https://doi.org/10.1016/j.chemgeo.2006.02.015

Micromilling of single crystals to yield microgram-sized solid samples for subsequent isotopic analysis can yield important petrogenetic information from crystals (especially feldspars) in magmatic rocks. Exceptional detail can be gained because the... Read More about Methods for the microsampling and High-precision analysis of strontium and rubidium isotopes at single crystal scale for petrological and geochronological applications..

Evidence of diverse depletion and metasomatic events in harzburgite–lherzolite mantle xenoliths from the Iberian plate (Olot, NE Spain): Implications for lithosphere accretionary processes. (2006)
Journal Article
Bianchini, G., Beccaluva, L., Bonadiman, C., Nowell, G., Pearson, D., Siena, F., & Wilson, M. (2006). Evidence of diverse depletion and metasomatic events in harzburgite–lherzolite mantle xenoliths from the Iberian plate (Olot, NE Spain): Implications for lithosphere accretionary processes. Lithos, 94, https://doi.org/10.1016/j.lithos.2006.06.008

Mass Spectrometers (2005)
Book Chapter
Batey, J., Prohaska, T., Horstwood, M., Nowell, G., Goenaga-Infante, H., & Eiden, G. (2005). Mass Spectrometers. In S. Nelms (Ed.), ICP Mass Spectrometry Handbook (26-116). Blackwell

Hf isotopes in zircon from the western Superior province, Canada: Implications for Archean crustal development and evolution of the depleted mantle reservoir (2005)
Journal Article
Davis, D., Amelin, Y., Nowell, G., & Parrish, R. (2005). Hf isotopes in zircon from the western Superior province, Canada: Implications for Archean crustal development and evolution of the depleted mantle reservoir. Precambrian Research, 140(3-4), 132-156. https://doi.org/10.1016/j.precamres.2005.07.005

U–Pb and Hf isotopic measurements on zircons from the western Superior province confirm that the area contains at least three distinct terrane types. Juvenile terranes that formed mostly within the time span 2.75–2.68 Ga occupy much of the western Wa... Read More about Hf isotopes in zircon from the western Superior province, Canada: Implications for Archean crustal development and evolution of the depleted mantle reservoir.

Solution and laser ablation analysis of sulphur isotopes with the Neptune high resolution multi-collector ICP-MS (MC-ICP-MS): Application to diffusive gradients in thin films. (2005)
Book Chapter
Bellis, D., Nowell, G., Ottley, C., Pearson, D., & Davison, W. (2005). Solution and laser ablation analysis of sulphur isotopes with the Neptune high resolution multi-collector ICP-MS (MC-ICP-MS): Application to diffusive gradients in thin films. In J. Holland, & D. Bandura (Eds.), . Royal Society of Chemistry. https://doi.org/10.1039/9781847552419

Phase I and Pharmacodynamic Study of Fludarabine, Carboplatin, and Topotecan in Patients with Relapsed, Refractory or High Risk Acute Leukemia and Advanced Myelodysplastic Syndromes. (2004)
Journal Article
Cooper, B., Veal, G., Radivoyevitch, T., Tilby, M., Meyerson, H., Lazarus, H., …Gerson, S. (2004). Phase I and Pharmacodynamic Study of Fludarabine, Carboplatin, and Topotecan in Patients with Relapsed, Refractory or High Risk Acute Leukemia and Advanced Myelodysplastic Syndromes. Clinical Cancer Research, 10, 6830-6839

Hf isotope systematics of kimberlites and their megacrysts: New constraints on their source regions (2004)
Journal Article
Nowell, G., Pearson, D., Bell, D., Carlson, R., Smith, C., Kempton, P., & Noble, S. (2004). Hf isotope systematics of kimberlites and their megacrysts: New constraints on their source regions. Journal of Petrology, 45(8), 1583-1612. https://doi.org/10.1093/petrology/egh024

Kimberlites from Southern Africa, along with their low-Cr megacrysts, have unusual Hf–Nd isotopic characteristics. Group I and Transitional kimberlites define arrays trending oblique to, and well below, the Nd–Hf isotope ‘mantle array’, defined by oc... Read More about Hf isotope systematics of kimberlites and their megacrysts: New constraints on their source regions.

Re-Os and Lu-Hf isotope constraints on the origin and age of pyroxenites from the Beni Bousera peridotite massif: implications for mixed peridotite-pyroxenite melting models (2004)
Journal Article
Pearson, D., & Nowell, G. (2004). Re-Os and Lu-Hf isotope constraints on the origin and age of pyroxenites from the Beni Bousera peridotite massif: implications for mixed peridotite-pyroxenite melting models. Journal of Petrology, 45(2), 439-455. https://doi.org/10.1093/petrology/egg102

A suite of pyroxenites from the Beni Bousera peridotite massif, northern Morocco, have been analysed for Re–Os and Lu–Hf isotopic compositions. Measured sections of the massif indicate that pyroxenite layers make up between 1 and 9% by volume of the... Read More about Re-Os and Lu-Hf isotope constraints on the origin and age of pyroxenites from the Beni Bousera peridotite massif: implications for mixed peridotite-pyroxenite melting models.

Measurement of Os isotopes using plasma ionisation multi-collector mass spectrometry and a suggested scheme for the accurate determination of interfering element ratios. (2003)
Book Chapter
Holland, G., Tanner, S. D., Pearson, D. G., & Nowell, G. (2003). Measurement of Os isotopes using plasma ionisation multi-collector mass spectrometry and a suggested scheme for the accurate determination of interfering element ratios. In J. Holland, & S. Tanner (Eds.), Plasma Source Mass Spectrometry (362-373). Royal Society of Chemistry. https://doi.org/10.1039/9781847551689-00362

Archaeometallurgical research in the Aegean (2002)
Book Chapter
Gale, N., Stos-Gale, S., Nowell, G., & Clay, R. (2002). Archaeometallurgical research in the Aegean. In M. Bartelheim, E. Pernicka, & R. Krause (Eds.), The Beginnings of Metallurgy in the Old World (277-302). Verlag Marie Leidorf

The continental lithospheric mantle: characteristics and significance as a mantle reservoir (2002)
Journal Article
Pearson, D., & Nowell, G. (2002). The continental lithospheric mantle: characteristics and significance as a mantle reservoir. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 360(1800), 2383-2410. https://doi.org/10.1098/rsta.2002.1074

The continental lithospheric mantle (CLM) is a small-volumed (ca. 2.5% of the total mantle), chemically distinct mantle reservoir that has been suggested to play a role in the source of continental and oceanic magmatism. It is our most easily identif... Read More about The continental lithospheric mantle: characteristics and significance as a mantle reservoir.

Simultaneous acquisition of isotope compositions and parent/daughter ratios by non-isotope dilution solution-mode Plasma ionisation Multi-collector Mass Spectrometry (PIMMS). (2001)
Book Chapter
Nowell, G., & Parrish, R. (2001). Simultaneous acquisition of isotope compositions and parent/daughter ratios by non-isotope dilution solution-mode Plasma ionisation Multi-collector Mass Spectrometry (PIMMS). In S. D. Tanner, & J. Grenville Holland (Eds.), Plasma Source Mass Spectrometry: the New Millennium (298-310). Royal Society of Chemistry

Olivine-poor sources for mantle-derived magmas: Os and Hf isotopic evidence from potassic magmas of the Colorado Plateau (2001)
Journal Article
Carlson, R., & Nowell, G. (2001). Olivine-poor sources for mantle-derived magmas: Os and Hf isotopic evidence from potassic magmas of the Colorado Plateau. Geochemistry, Geophysics, Geosystems, 2(6), https://doi.org/10.1029/2000gc000128

The contribution of olivine-poor lithologies (pyroxenite, eclogite, etc.) in the mantle to the composition of mantle-derived melts is a growing topic of discussion in light of results suggesting that some magmatic characteristics are not easily expla... Read More about Olivine-poor sources for mantle-derived magmas: Os and Hf isotopic evidence from potassic magmas of the Colorado Plateau.

Re-Os isotope characteristics of postorogenic lavas: Implications for the nature of young lithospheric mantle and its contribution to basaltic magmas (2000)
Journal Article
Schaefer, B., Turner, S., Rogers, N., Hawkesworth, C., Williams, H., Pearson, D., & Nowell, G. (2000). Re-Os isotope characteristics of postorogenic lavas: Implications for the nature of young lithospheric mantle and its contribution to basaltic magmas. Geology, 28(6), 563-566. https://doi.org/10.1130/0091-7613%282000%2928%3C563%3Aricopl%3E2.0.co%3B2

Determination by ICP-MS, of background and BBR 3464 induced levels of platinum bound to DNA isolated from blood cells: A comparison of the sensitivity of the Perkin Elmer Sciex Elan 6000 and the ThermoFinnigan Neptune Instruments.
Journal Article
John, T., Ottley, C., Pearson, D., Nowell, G., Calvert, H., & Tilby, M. (online). Determination by ICP-MS, of background and BBR 3464 induced levels of platinum bound to DNA isolated from blood cells: A comparison of the sensitivity of the Perkin Elmer Sciex Elan 6000 and the ThermoFinnigan Neptune Instruments

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