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All Outputs (112)

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., …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.