Arc tempos, tectonic styles, and sedimentation patterns during evolution of the North American Cordillera: Constraints from the retroarc detrital zircon archive

EA Balgord, WA Yonkee, ML Wells, A Gentry… - Earth-Science …, 2021 - Elsevier
Abstract The North American Cordillera orogenic system experienced interrelated cycles of
magmatic arc lulls and flare-ups with associated shifts in isotopic signatures, varying …

Early inception of the Laramide orogeny in southwestern Montana and northern Wyoming: Implications for models of flat‐slab subduction

B Carrapa, PG DeCelles… - Journal of Geophysical …, 2019 - Wiley Online Library
Timing and distribution of magmatism, deformation, exhumation, and basin development
have been used to reconstruct the history of Laramide flat‐slab subduction under North …

Hit-and-run model for Cretaceous–Paleogene tectonism along the western margin of Laurentia

B Tikoff, BA Housen, JA Maxson, EM Nelson, S Trevino… - 2023 - pubs.geoscienceworld.org
ABSTRACT The North American Cordillera experienced major contractional deformation
during the Cretaceous–Paleogene, which is commonly attributed to normal subduction …

Determining the initiation of shear zone deformation using titanite petrochronology

CO Harrigan, SF Trevino, MD Schmitz… - Earth and Planetary …, 2024 - Elsevier
We present an integrative petrochronological approach to dating the initiation of shear zone
deformation in granitic rocks, using the mineral titanite (CaTiSiO 5). This method is suited to …

The North American Cordillera during the Mesozoic to paleogene: Selected questions and controversies

CJ Busby, TL Pavlis, SM Roeske, B Tikoff - 2023 - pubs.geoscienceworld.org
ABSTRACT The North American Cordillera experienced significant and varied tectonism
during the Triassic to Paleogene time interval. Herein, we highlight selected questions and …

Construction and preservation of batholiths in the northern US Cordillera

RM Gaschnig, JD Vervoort, B Tikoff… - Lithosphere, 2017 - pubs.geoscienceworld.org
There is a nearly continuous record of magmatism through the Late Cretaceous–early
Paleogene in Idaho and adjacent areas of Oregon and Montana, including the various …

Two phases of Cretaceous dextral shearing recorded in the plutonic rocks of NW Nevada (USA): A tectonic link between intra-arc shearing in the Sierra Nevada and …

SF Trevino, B Tikoff - Geosphere, 2023 - pubs.geoscienceworld.org
The Cretaceous intrusive units of the Sahwave and Nightingale ranges in northwestern
Nevada, USA, located between the Sierra Nevada and Idaho batholiths, represent a critical …

Age and origin of Early Cretaceous magmatism in the southernmost Omineca Belt, northern US Cordillera

RM Gaschnig, RS Lewis, JD Vervoort - Bulletin, 2024 - pubs.geoscienceworld.org
We present results of a geochronological and geochemical study of the Kaniksu batholith,
located in northern Idaho and Washington near the Canadian border. This batholith occurs …

Kinematic and vorticity analyses of the western Idaho shear zone, USA

S Giorgis, Z Michels, L Dair, N Braudy… - Lithosphere, 2017 - pubs.geoscienceworld.org
The western Idaho shear zone (WISZ) is a Late Cretaceous, mid-crustal exposure of intense
shear localized in the Cordillera of western North America. This shear zone is characterized …

The jagged western edge of Laurentia: The role of inherited rifted lithospheric structure in subsequent tectonism in the Pacific Northwest

B Tikoff, P Kelso, AK Fayon, R Gaschnig, RM Russo… - 2023 - pubs.geoscienceworld.org
The rifted Precambrian margin of western Laurentia is hypothesized to have consisted of a
series of~ 330-oriented rift segments and~ 060-oriented transform segments. One difficulty …