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Formation and degradation of a porphyry occurrence: The Oligocene Khatoon-Abad porphyry Mo-Cu system, NW Iran (2024)
Journal Article
Rabiee, A., Rossetti, F., Lustrino, M., Azizi, H., Asahara, Y., Alipour, S., & Selby, D. (2024). Formation and degradation of a porphyry occurrence: The Oligocene Khatoon-Abad porphyry Mo-Cu system, NW Iran. Ore Geology Reviews, 174, Article 106330. https://doi.org/10.1016/j.oregeorev.2024.106330

This study investigates the temporal relationships between mineralization and magmatism in the Khatoon-Abad porphyry Mo-Cu deposit (Urumieh-Dokhtar Magmatic Arc, NW Iran). Integrated zircon U-Pb and molybdenite Re-Os dating document a prolonged stati... Read More about Formation and degradation of a porphyry occurrence: The Oligocene Khatoon-Abad porphyry Mo-Cu system, NW Iran.

Radioisotopic chronology of Ocean Anoxic Event 1a: Framework for analysis of driving mechanisms. (2024)
Journal Article
Li, Y., Singer, B. S., Takashima, R., Schmitz, M. D., Podrecca, L. G., Sageman, B. B., Selby, D., Yamanaka, T., Mohr, M. T., Hayashi, K., Tomaru, T., & Savatic, K. (2024). Radioisotopic chronology of Ocean Anoxic Event 1a: Framework for analysis of driving mechanisms. Science Advances, 10(47), Article eadn8365. https://doi.org/10.1126/sciadv.adn8365

The timing, tempo, and causative mechanisms of Ocean Anoxic Event 1a (OAE1a), one of several such abrupt perturbations of the Mesozoic global carbon cycle, remain uncertain. Mudstones interbedded with tuffs in Hokkaido, Japan preserve carbon and osmi... Read More about Radioisotopic chronology of Ocean Anoxic Event 1a: Framework for analysis of driving mechanisms..

Carboniferous–Permian interglacial warming and volcanism temporally linked to the world's oldest alkaline lake deposit of the Fengcheng Formation, NW China (2024)
Journal Article
Gong, D., Liu, Z., Zhou, C., Ownsworth, E., Selby, D., He, W., & Qin, Z. (2024). Carboniferous–Permian interglacial warming and volcanism temporally linked to the world's oldest alkaline lake deposit of the Fengcheng Formation, NW China. Palaeogeography, Palaeoclimatology, Palaeoecology, 654, Article 112441. https://doi.org/10.1016/j.palaeo.2024.112441

Multi-million-year magmatic and hydrothermal activity is key to the formation of supergiant to behemothian porphyry copper deposits (2024)
Journal Article
Virmond, A. L., Wotzlaw, J.-F., Rojas-Arancibia, R., Selby, D., & Chelle-Michou, C. (2024). Multi-million-year magmatic and hydrothermal activity is key to the formation of supergiant to behemothian porphyry copper deposits. Contributions to Mineralogy and Petrology, 179(10), Article 88. https://doi.org/10.1007/s00410-024-02167-4

Understanding the primary controls on mineral deposit formation and size is essential for sourcing the metals required by our ever-growing economy. The tonnage of porphyry copper deposits ranges five orders of magnitude but the key mechanisms and pro... Read More about Multi-million-year magmatic and hydrothermal activity is key to the formation of supergiant to behemothian porphyry copper deposits.

A reinterpretation of the mineralization processes involved in the formation of the Tomnadashan sulfide deposit, Loch Tay, Scotland, UK (2024)
Journal Article
Webb, S., Torvela, T., Chapman, R., Selby, D., & Gooday, R. (2024). A reinterpretation of the mineralization processes involved in the formation of the Tomnadashan sulfide deposit, Loch Tay, Scotland, UK. Scottish Journal of Geology, 60(1), Article sjg2023-023. https://doi.org/10.1144/sjg2023-023

The Tomnadashan sulfide deposit, which is located on the southern margin of Loch Tay (Scotland, UK), was mined for copper during the 19th century. The genetic processes at Tomnadashan remain poorly understood, and the mineralization has never been da... Read More about A reinterpretation of the mineralization processes involved in the formation of the Tomnadashan sulfide deposit, Loch Tay, Scotland, UK.

Application of the 187Re-187Os geochronometer to crustal materials: Systematics, methodology, data reporting, and interpretation (2024)
Journal Article
Rooney, A. D., Hnatyshin, D., Toma, J., Saintilan, N. J., Millikin, A. E., Selby, D., & Creaser, R. A. (2024). Application of the 187Re-187Os geochronometer to crustal materials: Systematics, methodology, data reporting, and interpretation. GSA Bulletin, https://doi.org/10.1130/b37294.1

The rhenium-osmium (187Re-187Os) system is a highly versatile chronometer that is regularly applied to a wide range of geological and extraterrestrial materials. In addition to providing geo- or cosmo-chronological information, the Re-Os system can a... Read More about Application of the 187Re-187Os geochronometer to crustal materials: Systematics, methodology, data reporting, and interpretation.

Large igneous province activity drives oceanic anoxic event 2 environmental change across eastern Asia (2024)
Journal Article
Takashima, R., Selby, D., Yamanaka, T., Kuwahara, Y., Nakamura, H., Sawada, K., …Gyawali, B. R. (2024). Large igneous province activity drives oceanic anoxic event 2 environmental change across eastern Asia. Communications Earth & Environment, 5(1), Article 85. https://doi.org/10.1038/s43247-024-01214-z

During mid-Cretaceous Oceanic Anoxic Event 2, significant increase of atmospheric carbon dioxide concentrations from the eruption of the large igneous provinces is hypothesized to have induced a humid climate and an elevation in nutrient runoff from... Read More about Large igneous province activity drives oceanic anoxic event 2 environmental change across eastern Asia.

Enhanced volcanic activity and long-term warmth in the middle Eocene revealed by mercury and osmium isotopes from IODP Expedition 369 Site U1514 (2024)
Journal Article
Lim, D., Xu, Z., Kim, J., Wang, W., Ownsworth, E., Selby, D., …Chang, T. (2024). Enhanced volcanic activity and long-term warmth in the middle Eocene revealed by mercury and osmium isotopes from IODP Expedition 369 Site U1514. Earth and Planetary Science Letters, 627, Article 118565. https://doi.org/10.1016/j.epsl.2023.118565

Rapid plate reorganization may have influenced global climate during the Eocene; however, its linkage remains poorly constrained, particularly during the middle Eocene. To elucidate this tectonic–climatic relationship, here, we conducted a comprehens... Read More about Enhanced volcanic activity and long-term warmth in the middle Eocene revealed by mercury and osmium isotopes from IODP Expedition 369 Site U1514.

Protracted metallogenic and magmatic evolution of the Kirazlı epithermal Au-Ag and porphyry Cu deposits, Biga Peninsula, NW Turkey: evidence from zircon U-Pb, muscovite 40 Ar/ 39 Ar, and molybdenite Re-Os geochronology (2023)
Journal Article
Aluç, A., Kuşcu, I., Ulyanov, A., Selby, D., Antoine, C., Spikings, R. A., & Moritz, R. (2024). Protracted metallogenic and magmatic evolution of the Kirazlı epithermal Au-Ag and porphyry Cu deposits, Biga Peninsula, NW Turkey: evidence from zircon U-Pb, muscovite 40 Ar/ 39 Ar, and molybdenite Re-Os geochronology. Mineralium Deposita, 59(5), 885-905. https://doi.org/10.1007/s00126-023-01235-2

The Kirazlı deposit is located at the center of the Biga Peninsula metallogenic province, in a geological setting characterized by an extensional tectonic environment. A NNW-SSE trending high-sulfidation (HS) orebody with a total reserve of 33.86 Mt... Read More about Protracted metallogenic and magmatic evolution of the Kirazlı epithermal Au-Ag and porphyry Cu deposits, Biga Peninsula, NW Turkey: evidence from zircon U-Pb, muscovite 40 Ar/ 39 Ar, and molybdenite Re-Os geochronology.

Older than you think: using U–Pb calcite geochronology to better constrain basin-bounding fault reactivation, Inner Moray Firth Basin, western North Sea (2023)
Journal Article
Tamas, A., Holdsworth, R. E., Tamas, D. M., Dempsey, E. D., Hardman, K., Bird, A., …Selby, D. (2023). Older than you think: using U–Pb calcite geochronology to better constrain basin-bounding fault reactivation, Inner Moray Firth Basin, western North Sea. Journal of the Geological Society, 180(5), https://doi.org/10.1144/jgs2022-166

Like many rift basins worldwide, the Inner Moray Firth Basin (IMFB) is bounded by major reactivated fault zones, including the Helmsdale Fault and the Great Glen Fault (GGF). The Jurassic successions exposed onshore close to these faults at Helmsdale... Read More about Older than you think: using U–Pb calcite geochronology to better constrain basin-bounding fault reactivation, Inner Moray Firth Basin, western North Sea.

Palaeoenvironmental reconstruction of Loch Duart (NW Scotland, UK) since the Last Glacial Maximum: implications from a multiproxy approach (2023)
Journal Article
Taylor, J., Selby, D., Lloyd, J. M., Podrecca, L., Masterson, A. L., Sageman, B. B., & Szidat, S. (online). Palaeoenvironmental reconstruction of Loch Duart (NW Scotland, UK) since the Last Glacial Maximum: implications from a multiproxy approach. Journal of Quaternary Science, 39(1), 6-23. https://doi.org/10.1002/jqs.3566

A sediment core from the salt marsh fringing Loch Duart, NW Scotland, UK, containing Lateglacial to Holocene sediments, was analysed using a multi-element geochemical approach to elucidate the relative sea level (RSL) and palaeoenvironmental changes... Read More about Palaeoenvironmental reconstruction of Loch Duart (NW Scotland, UK) since the Last Glacial Maximum: implications from a multiproxy approach.

Metallogenic Setting and Temporal Evolution of Porphyry Cu-Mo Mineralization and Alteration in the Delamerian Orogen, South Australia: Insights From Zircon U-Pb, Molybdenite Re-Os, and In Situ White Mica Rb-Sr Geochronology (2023)
Journal Article
Hong, W., Fabris, A., Wise, T., Collins, A. S., Gilbert, S., Selby, D., …Reid, A. J. (2023). Metallogenic Setting and Temporal Evolution of Porphyry Cu-Mo Mineralization and Alteration in the Delamerian Orogen, South Australia: Insights From Zircon U-Pb, Molybdenite Re-Os, and In Situ White Mica Rb-Sr Geochronology. Economic geology and the bulletin of the Society of Economic Geologists, 118(6), 1291-1318. https://doi.org/10.5382/econgeo.5012

Paleozoic porphyry-style hydrothermal alteration and mineralization has previously been recognized within the Delamerian orogen, South Australia, where porphyry prospects include Anabama Hill, Netley Hill, and Bendigo. However, limited exploration du... Read More about Metallogenic Setting and Temporal Evolution of Porphyry Cu-Mo Mineralization and Alteration in the Delamerian Orogen, South Australia: Insights From Zircon U-Pb, Molybdenite Re-Os, and In Situ White Mica Rb-Sr Geochronology.

Formation–exhumation history of the Carboniferous Axi epithermal gold deposit in the Chinese Western Tianshan based on zircon U–Pb and pyrite Re–Os geochronology and (U–Th)/He zircon–apatite thermochronometry (2023)
Journal Article
Li, N., Zhang, B., Danišík, M., Chen, Y.-J., Selby, D., & Xiao, W. (2023). Formation–exhumation history of the Carboniferous Axi epithermal gold deposit in the Chinese Western Tianshan based on zircon U–Pb and pyrite Re–Os geochronology and (U–Th)/He zircon–apatite thermochronometry. Journal of the Geological Society, 180(4), Article jgs2021–150. https://doi.org/10.1144/jgs2021-150

The Central Asian Orogenic Belt represents a Late Paleozoic archipelago, but crustal growth and the reworking and exhumation of the individual microcontinental massifs remain poorly constrained. Here, we use the Axi epithermal deposit to examine cont... Read More about Formation–exhumation history of the Carboniferous Axi epithermal gold deposit in the Chinese Western Tianshan based on zircon U–Pb and pyrite Re–Os geochronology and (U–Th)/He zircon–apatite thermochronometry.

Valanginian climate cooling and environmental change driven by Paraná-Etendeka basalt erosion (2023)
Journal Article
Percival, L., Ownsworth, E., Robinson, S., Selby, D., Goderis, S., & Claeys, P. (2023). Valanginian climate cooling and environmental change driven by Paraná-Etendeka basalt erosion. Geology, 51(8), 753-757. https://doi.org/10.1130/g51202.1

The Valanginian Weissert Event (ca. 134 Ma) has long been linked to emplacement of the Paraná-Etendeka large igneous province (LIP). Although several Mesozoic crises were triggered by volcanic CO2 emissions and global warming, causing oceanic oxygen... Read More about Valanginian climate cooling and environmental change driven by Paraná-Etendeka basalt erosion.

Gold mineralized diorite beneath the Linglong ore field, North China craton: New insights into the origin of decratonization-related gold deposits (2023)
Journal Article
Li, Z., Li, J., Sun, H., Zhao, X., Tomkins, A. G., Selby, D., …Zhao, S. (2023). Gold mineralized diorite beneath the Linglong ore field, North China craton: New insights into the origin of decratonization-related gold deposits. GSA Bulletin, https://doi.org/10.1130/b36658.1

Gold deposits in Precambrian cratons were mostly generated during the formation and stabilization of the cratons, but the North China craton is unusual in that its gold deposits were mainly formed ∼1.7 b.y. after its stabilization. A magmatic-hydroth... Read More about Gold mineralized diorite beneath the Linglong ore field, North China craton: New insights into the origin of decratonization-related gold deposits.

Combining Paleomagnetic and Re‐Os Isotope Data to Date Hydrocarbon Generation and Accumulation Processes (2023)
Journal Article
Hu, J., Zhang, Y., Jia, D., Muxworthy, A., Selby, D., Li, Y., …Li, W. (2023). Combining Paleomagnetic and Re‐Os Isotope Data to Date Hydrocarbon Generation and Accumulation Processes. Journal of Geophysical Research: Solid Earth, 128(2), Article e2022JB025955. https://doi.org/10.1029/2022jb025955

Unraveling the complex relationship between orogenesis and hydrocarbon formation and accumulation is challenging and is often hampered by physical and chemical overprints of younger events. The Permian reservoir in the Longmen Shan orogen, South Chin... Read More about Combining Paleomagnetic and Re‐Os Isotope Data to Date Hydrocarbon Generation and Accumulation Processes.

Using UAV-Based Photogrammetry Coupled with In Situ Fieldwork and U-Pb Geochronology to Decipher Multi-Phase Deformation Processes: A Case Study from Sarclet, Inner Moray Firth Basin, UK (2023)
Journal Article
Tamas, A., Holdsworth, R. E., Tamas, D. M., Dempsey, E. D., Hardman, K., Bird, A., Underhill, J. R., McCarthy, D., McCaffrey, K. J., & Selby, D. (2023). Using UAV-Based Photogrammetry Coupled with In Situ Fieldwork and U-Pb Geochronology to Decipher Multi-Phase Deformation Processes: A Case Study from Sarclet, Inner Moray Firth Basin, UK. Remote Sensing, 15(3), Article 695. https://doi.org/10.3390/rs15030695

Constraining the age of formation and repeated movements along fault arrays in superimposed rift basins helps us to better unravel the kinematic history as well as the role of inherited structures in basin evolution. The Inner Moray Firth Basin (IMFB... Read More about Using UAV-Based Photogrammetry Coupled with In Situ Fieldwork and U-Pb Geochronology to Decipher Multi-Phase Deformation Processes: A Case Study from Sarclet, Inner Moray Firth Basin, UK.

Abrupt episode of mid-Cretaceous ocean acidification triggered by massive volcanism (2023)
Journal Article
Jones, M., Sageman, B., Selby, D., Jacobson, A., Batenburg, S., Riquier, L., MacLeod, K., Huber, B., Bogus, K., Tejada, M., Kuroada, J., & Hobbs, R. (2023). Abrupt episode of mid-Cretaceous ocean acidification triggered by massive volcanism. Nature Geoscience, 16(2), 169-174. https://doi.org/10.1038/s41561-022-01115-w

Large igneous province volcanic activity during the mid-Cretaceous approximately 94.5 million years ago triggered a global-scale episode of reduced marine oxygen levels known as Oceanic Anoxic Event 2. It has been hypothesized that this geologically... Read More about Abrupt episode of mid-Cretaceous ocean acidification triggered by massive volcanism.

Origin and evolution of a CO2-Rich gas reservoir offshore Angola: Insights from the Gas Composition and isotope analysis (2022)
Journal Article
Liu, J., Pujol, M., Zhou, H., Selby, D., Li, J., & Cheng, B. (2023). Origin and evolution of a CO2-Rich gas reservoir offshore Angola: Insights from the Gas Composition and isotope analysis. Applied Geochemistry, 148, Article 105552. https://doi.org/10.1016/j.apgeochem.2022.105552

The pre-salt sections of the offshore Kwanza Basin, Angola are potentially petroliferous reservoirs like their Brazilian counterparts on the other side of the South Atlantic Ocean. In this study, a pre-salt reservoir of the offshore Kwanza Basin was... Read More about Origin and evolution of a CO2-Rich gas reservoir offshore Angola: Insights from the Gas Composition and isotope analysis.