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Generation of the Mt Kinabalu Granite by Crustal Contamination of Intraplate Magma Modelled by Equilibrated Major Element Assimilation with Fractional Crystallization (EME-AFC) (2019)
Journal Article
Burton-Johnson, A., Macpherson, C., Ottley, C., Nowell, G., & Boyce, A. (2019). Generation of the Mt Kinabalu Granite by Crustal Contamination of Intraplate Magma Modelled by Equilibrated Major Element Assimilation with Fractional Crystallization (EME-AFC). Journal of Petrology, 60(7), 1461-1487. https://doi.org/10.1093/petrology/egz036

New geochemical data are presented for the composite units of the Mount Kinabalu granitoid intrusion of Borneo and utilised to explore the discrimination between crustal- and mantle-derived granitic magmas. The geochemical data demonstrate that the u... Read More about Generation of the Mt Kinabalu Granite by Crustal Contamination of Intraplate Magma Modelled by Equilibrated Major Element Assimilation with Fractional Crystallization (EME-AFC).

Earth's deepest earthquake swarms track fluid ascent beneath nascent arc volcanoes (2019)
Journal Article
White, L. T., Rawlinson, N., Lister, G. S., Waldhauser, F., Hejrani, B., Thompson, D. A., …Morgan, J. P. (2019). Earth's deepest earthquake swarms track fluid ascent beneath nascent arc volcanoes. Earth and Planetary Science Letters, 521, 25-36. https://doi.org/10.1016/j.epsl.2019.05.048

Most of the world's explosive volcanoes are located in volcanic arcs, formed by fluid-fluxed melting of upper mantle rocks. The fluids that facilitate melting are released from subducted tectonic plates as they sink into the mantle. Yet, we have spar... Read More about Earth's deepest earthquake swarms track fluid ascent beneath nascent arc volcanoes.

Adakites without a slab: Remelting of hydrous basalt in the crust and shallow mantle of Borneo to produce the Miocene Sintang Suite and Bau Suite magmatism of West Sarawak (2019)
Journal Article
Breitfeld, H. T., Macpherson, C., Hall, R., Thirlwall, M., Ottley, C. J., & Hennig-Breitfeld, J. (2019). Adakites without a slab: Remelting of hydrous basalt in the crust and shallow mantle of Borneo to produce the Miocene Sintang Suite and Bau Suite magmatism of West Sarawak. Lithos, 344-345, 100-121. https://doi.org/10.1016/j.lithos.2019.06.016

We present new geochronological and geochemical data for Neogene magmatism from West Sarawak. Zircon U-Pb geochronology divides Neogene magmatic rocks of West Sarawak into a Lower Miocene West Sarawak Sintang Suite with ages of c. 19 to 21 Ma, and a... Read More about Adakites without a slab: Remelting of hydrous basalt in the crust and shallow mantle of Borneo to produce the Miocene Sintang Suite and Bau Suite magmatism of West Sarawak.

Evidence from plutonic xenoliths for magma differentiation, mixing and storage in a volatile-rich crystal mush beneath St. Eustatius, Lesser Antilles (2019)
Journal Article
Cooper, G. F., Blundy, J. D., Macpherson, C. G., Humphreys, M. C., & Davidson, J. P. (2019). Evidence from plutonic xenoliths for magma differentiation, mixing and storage in a volatile-rich crystal mush beneath St. Eustatius, Lesser Antilles. Contributions to Mineralogy and Petrology, 174(5), Article 39. https://doi.org/10.1007/s00410-019-1576-4

Quantifying the storage conditions and evolution of different magmatic components within sub-volcanic plumbing systems is key to our understanding of igneous processes and products. Whereas erupted magmas represent a portion of the eruptible volcanic... Read More about Evidence from plutonic xenoliths for magma differentiation, mixing and storage in a volatile-rich crystal mush beneath St. Eustatius, Lesser Antilles.

Tectonic strain recorded by magnetic fabrics (AMS) in plutons, including Mt Kinabalu, Borneo: A tool to explore past tectonic regimes and syn-magmatic deformation (2018)
Journal Article
Burton-Johnson, A., Macpherson, C., Muraszko, J., Harrison, R., & Jordan, T. (2019). Tectonic strain recorded by magnetic fabrics (AMS) in plutons, including Mt Kinabalu, Borneo: A tool to explore past tectonic regimes and syn-magmatic deformation. Journal of Structural Geology, 119, 50-60. https://doi.org/10.1016/j.jsg.2018.11.014

Tectonic strain commonly overprints magmatic fabrics in AMS (Anisotropy of Magnetic Susceptibility) data for plutonic rocks produced by both compressional and extensional regimes. Mt Kinabalu, Borneo, is a composite pluton with an exceptional vertica... Read More about Tectonic strain recorded by magnetic fabrics (AMS) in plutons, including Mt Kinabalu, Borneo: A tool to explore past tectonic regimes and syn-magmatic deformation.

Internal structure and emplacement mechanism of composite plutons: Evidence from Mt Kinabalu, Borneo (2016)
Journal Article
Burton-Johnson, A., Macpherson, C., & Hall, R. (2017). Internal structure and emplacement mechanism of composite plutons: Evidence from Mt Kinabalu, Borneo. Journal of the Geological Society, 174(1), 180-191. https://doi.org/10.1144/jgs2016-041

The internal structure and emplacement mechanisms of composite plutons are investigated using new field data from the composite Late Miocene granitic intrusion of Mt Kinabalu in northern Borneo. The pluton was emplaced in the upper to middle crust in... Read More about Internal structure and emplacement mechanism of composite plutons: Evidence from Mt Kinabalu, Borneo.

Seeing through the Effects of Crustal Assimilation to Assess the Source Composition beneath the Southern Lesser Antilles Arc (2015)
Journal Article
Bezard, R., Turner, S., Davidson, J., Macpherson, C., & Lindsay, J. (2015). Seeing through the Effects of Crustal Assimilation to Assess the Source Composition beneath the Southern Lesser Antilles Arc. Journal of Petrology, 56(4), 815-844. https://doi.org/10.1093/petrology/egv018

Assessing the impact of crustal assimilation on the composition of oceanic arc lavas is important if source composition is to be correctly interpreted. This is particularly the case in the Lesser Antilles where lavas encompass a very large range in r... Read More about Seeing through the Effects of Crustal Assimilation to Assess the Source Composition beneath the Southern Lesser Antilles Arc.

Aerosol forcing of the position of the intertropical convergence zone since AD1550 (2015)
Journal Article
Ridley, H., Asmerom, Y., Baldini, J., Breitenbach, S., Aquino, V., Prufer, K., …Haug, G. (2015). Aerosol forcing of the position of the intertropical convergence zone since AD1550. Nature Geoscience, 8(3), 195-200. https://doi.org/10.1038/ngeo2353

The position of the intertropical convergence zone is an important control on the distribution of low-latitude precipitation. Its position is largely controlled by hemisphere temperature contrasts1, 2. The release of aerosols by human activities may... Read More about Aerosol forcing of the position of the intertropical convergence zone since AD1550.

Foreland Magmatism during the Arabia–Eurasia Collision: Pliocene–Quaternary Activity of the Karacadağ Volcanic Complex, SW Turkey (2014)
Journal Article
Ekici, T., Macpherson, C., Otlu, N., & Fontignie, D. (2014). Foreland Magmatism during the Arabia–Eurasia Collision: Pliocene–Quaternary Activity of the Karacadağ Volcanic Complex, SW Turkey. Journal of Petrology, 55(9), 1753-1777. https://doi.org/10.1093/petrology/egu040

Pliocene to Quaternary magmatism in the Karacadağ Volcanic Complex in SE Turkey occurred in the foreland region of the Arabia–Eurasia collision and can be divided into two phases. The earlier Karacadağ phase formed a north–south-trending volcanic rid... Read More about Foreland Magmatism during the Arabia–Eurasia Collision: Pliocene–Quaternary Activity of the Karacadağ Volcanic Complex, SW Turkey.

Insights from Pb and O isotopes into along-arc variations in subduction inputs and crustal assimilation for volcanic rocks in Java, Sunda arc, Indonesia (2014)
Journal Article
Handley, H., Blichert-Toft, J., Gertisser, R., Macpherson, C., Turner, S., Zaennudin, A., & Abdurrachman, M. (2014). Insights from Pb and O isotopes into along-arc variations in subduction inputs and crustal assimilation for volcanic rocks in Java, Sunda arc, Indonesia. Geochimica et Cosmochimica Acta, 139, 205-226. https://doi.org/10.1016/j.gca.2014.04.025

New Pb isotope data are presented for Gede Volcanic Complex, Salak and Galunggung volcanoes in West Java, Merbabu and Merapi volcanoes in Central Java and Ijen Volcanic Complex in East Java of the Sunda arc, Indonesia. New O isotope data for Merbabu... Read More about Insights from Pb and O isotopes into along-arc variations in subduction inputs and crustal assimilation for volcanic rocks in Java, Sunda arc, Indonesia.

Assimilation of sediments embedded in the oceanic arc crust: myth or reality? (2014)
Journal Article
Bezard, R., Davidson, J., Turner, S., Macpherson, C., Lindsay, J., & Boyce, A. (2014). Assimilation of sediments embedded in the oceanic arc crust: myth or reality?. Earth and Planetary Science Letters, 395, 51-60. https://doi.org/10.1016/j.epsl.2014.03.038

Arc magmas are commonly assumed to form by melting of sub-arc mantle that has been variably enriched by a component from the subducted slab. Although most magmas that reach the surface are not primitive, the impact of assimilation of the arc crust is... Read More about Assimilation of sediments embedded in the oceanic arc crust: myth or reality?.

Age and petrology of the Usun Apau and Linau Balui volcanics: Windows to central Borneo’s interior (2013)
Journal Article
Cullena, A., Macpherson, C., Taib, N., Burton-Johnson, A., Dennis Geist, D., Spell, T., & Banda, R. (2013). Age and petrology of the Usun Apau and Linau Balui volcanics: Windows to central Borneo’s interior. Journal of Asian Earth Sciences, 76, 372-388. https://doi.org/10.1016/j.jseaes.2013.05.003

The Usun Apau plateau lies in a remote area of Sarawak along the Tinjar Line, which defines the onshore part of a suture between the Luconia and Dangerous Grounds blocks. Reconnaissance studies in late 1950s established that the plateau is composed o... Read More about Age and petrology of the Usun Apau and Linau Balui volcanics: Windows to central Borneo’s interior.

Mobility histories of 7th-9th century AD people buried at Early Medieval Bamburgh, Northumberland, England (2013)
Journal Article
Groves, S., Roberts, C., Lucy, S., Pearson, G., Gröcke, D., Nowell, G., …Young, G. (2013). Mobility histories of 7th-9th century AD people buried at Early Medieval Bamburgh, Northumberland, England. American journal of physical anthropology, 151(3), 462-476. https://doi.org/10.1002/ajpa.22290

Early Medieval England is described historically as a time when people migrated from the Continent to English shores. This study tests the hypothesis that those buried in the Bowl Hole cemetery, Bamburgh, Northumberland were nonlocally born, because... Read More about Mobility histories of 7th-9th century AD people buried at Early Medieval Bamburgh, Northumberland, England.

Linear volcanic segments in the central Sunda Arc, Indonesia, identified using Hough Transform analysis: Implications for arc lithosphere control upon volcano distribution (2013)
Journal Article
Pacey, A., Macpherson, C., & McCaffrey, K. (2013). Linear volcanic segments in the central Sunda Arc, Indonesia, identified using Hough Transform analysis: Implications for arc lithosphere control upon volcano distribution. Earth and Planetary Science Letters, 369-370, 24-33. https://doi.org/10.1016/j.epsl.2013.02.040

Hough Transform analysis is used as an objective means to constrain volcano distribution in the central Sunda Arc, Indonesia. Most volcanoes in the arc define four en echelon, linear segments, each of 500–700 km length. Javan volcanoes that do not li... Read More about Linear volcanic segments in the central Sunda Arc, Indonesia, identified using Hough Transform analysis: Implications for arc lithosphere control upon volcano distribution.

Moving peoples, changing diets: Isotopic differences highlight migration and subsistence changes in the Upper Mun River Valley, Thailand (2013)
Journal Article
King, C., Bentley, R., Tayles, N., Strand Vidarsdottir, U., Nowell, G., & Macpherson, C. (2013). Moving peoples, changing diets: Isotopic differences highlight migration and subsistence changes in the Upper Mun River Valley, Thailand. Journal of Archaeological Science, 40(4), 1681-1688. https://doi.org/10.1016/j.jas.2012.11.013

The dramatic growth of dietary isotope studies in archaeological literature attests to the significant potential this technique has for shedding light on past societies. Human diet reflects complex, inter-linked factors such as status, cultural prefe... Read More about Moving peoples, changing diets: Isotopic differences highlight migration and subsistence changes in the Upper Mun River Valley, Thailand.

Isotopic tracing of the impact of mobility on infectious disease: The origin of people with treponematosis buried in hull, England, in the late medieval period. (2012)
Journal Article
Roberts, C., Millard, A., Nowell, G., Gröcke, D., Macpherson, C., Pearson, G., & Evans, D. (2013). Isotopic tracing of the impact of mobility on infectious disease: The origin of people with treponematosis buried in hull, England, in the late medieval period. American journal of physical anthropology, 150(2), 273-285. https://doi.org/10.1002/ajpa.22203

Treponematosis has been one of the most studied and debated infectious diseases in paleopathology, particularly from the standpoint of its origin, evolution, and transmission. This study links evidence for treponematosis in skeletons from the 14th–16... Read More about Isotopic tracing of the impact of mobility on infectious disease: The origin of people with treponematosis buried in hull, England, in the late medieval period..

Polybaric melting of a single mantle source during the Neogene Siverek phase of the Karacadağ Volcanic Complex, SE Turkey (2012)
Journal Article
Ekici, T., Macpherson, C., & Otlu, N. (2012). Polybaric melting of a single mantle source during the Neogene Siverek phase of the Karacadağ Volcanic Complex, SE Turkey. Lithos, 146-147, 152-163. https://doi.org/10.1016/j.lithos.2012.05.004

Siverek plateau basalts represent the Neogene activity of the Karacadağ Volcanic Complex in southeast Turkey and can be divided into two groups based on incompatible element concentrations. Group 1 is largely basaltic, containing some alkali basalts,... Read More about Polybaric melting of a single mantle source during the Neogene Siverek phase of the Karacadağ Volcanic Complex, SE Turkey.