[HTML][HTML] The importance of high precision in the evaluation of U-Pb zircon age spectra

SP Gaynor, M Ruiz, U Schaltegger - Chemical Geology, 2022 - Elsevier
We present high-precision isotope dilution-thermal ionization mass spectrometry (ID-TIMS)
U-Pb zircon data from the Carboniferous Punteglias granodiorite from the Central Alpine …

Timescales and thermal evolution of large silicic magma reservoirs during an ignimbrite flare-up: perspectives from zircon

A Curry, SP Gaynor, J Davies, M Ovtcharova… - … to Mineralogy and …, 2021 - Springer
Abstract Four voluminous ignimbrites (150–500 km 3) erupted in rapid succession at 27 Ma
in the central San Juan caldera cluster, Colorado. To reconstruct the timescales and thermal …

Karst bauxite formation during Miocene Climatic Optimum (central Dalmatia, Croatia): mineralogical, compositional and geochronological perspectives

M Brlek, SP Gaynor, G Mongelli, B Bauluz… - International Journal of …, 2021 - Springer
Abstract The Miocene Climatic Optimum (MCO) represents a global warm period
(approximately 17–14.7 Ma) interrupting a long-term period of Cenozoic cooling. To …

Eocene fault-controlled fluid flow and mineralization in the Paradox Basin, United States

LR Bailey, J Kirk, SR Hemming, RW Krantz… - …, 2022 - pubs.geoscienceworld.org
Sedimentary rocks of the Paradox Basin of the Colorado Plateau (southwestern USA) record
widespread manifestations of paleo–fluid flow and fluid-rock reactions including Cu, UV, and …

Fluorine-rich mafic lower crust in the southern Rocky Mountains: The role of pre-enrichment in generating fluorine-rich silicic magmas and porphyry Mo deposits

JM Rosera, RE Frazer, RD Mills, K Jacob… - American …, 2023 - degruyter.com
Fluorine-rich granites and rhyolites occur throughout the southern Rocky Mountains, but the
origin of F-enrichment has remained unclear. We test if F-enrichment could be inherited from …

Precursors to a continental-arc ignimbrite flare-up: Early central volcanoes of the San Juan Mountains, Colorado, USA

PW Lipman, MJ Zimmerer, AK Gilmer - Geosphere, 2024 - pubs.geoscienceworld.org
Our newly acquired and recently published map, geochronologic, and compositional data
for early intermediate-composition central volcanoes in the northeastern San Juan …

High-precision geochronology of the **aojiayingzi Mo skarn deposit: Implications for prolonged and episodic hydrothermal pulses

H Ouyang, SP Gaynor, D Selby, J Mao… - Economic …, 2023 - pubs.geoscienceworld.org
The timescales and duration of ore-forming processes in skarn systems are not well
constrained. To better understand this, we present high-precision chemical abrasion-isotope …

[HTML][HTML] Punctuated, episodic magmatism and mineralization of the Rogozna skarn-hosted Au-Zn-Pb-Cu deposits revealed through high-precision U-Pb zircon …

SP Gaynor, MD Antić, V Cvetković, K Šarić… - Ore Geology …, 2023 - Elsevier
The subvolcanic regions of magmatic centers are commonly associated with alteration,
mineralization, and economic ore deposits, however the duration and frequency of …

Using stochastic point pattern analysis to track regional orientations of magmatism during the transition to Cenozoic extension and Rio Grande rifting, Southern Rocky …

JM Rosera, SP Gaynor, A Ulianov, U Schaltegger - Tectonics, 2024 - Wiley Online Library
Abstract The southern Rocky Mountains in Colorado and northern New Mexico hosted
intracontinental magmatism that developed during a tectonic transition from shortening …

Reassessing the intrusive tempo and magma genesis of the late Variscan Aar batholith: U–Pb geochronology, trace element and initial Hf isotope composition of …

M Ruiz, U Schaltegger, SP Gaynor, M Chiaradia… - Swiss Journal of …, 2022 - Springer
The Variscan orogeny was responsible for the formation of a significant volume of igneous
basement throughout present-day Europe. Detailed understanding of these rocks has …