Large igneous provinces (LIPs), giant dyke swarms, and mantle plumes: significance for breakup events within Canada and adjacent regions from 2.5 Ga to the …

R Ernst, W Bleeker - Canadian Journal of Earth Sciences, 2010 - cdnsciencepub.com
Large igneous provinces (LIPs) are high volume, short duration pulses of intraplate
magmatism consisting mainly of flood basalts and their associated plumbing system, but …

Testing the early Paleoproterozoic connection of the Superior and Wyoming cratons with geochronology and geochemistry

N Mammone, A Bekker, K Chamberlain… - Precambrian …, 2022 - Elsevier
Paleogeography is critical as a backdrop for environmental changes, yet the
Paleoproterozoic configuration of Archean cratons remains controversial. The Snowy Pass …

Advances in the geology of the Tobacco Root Mountains, Montana, and their implications for the history of the northern Wyoming province

TA Harms, JB Brady, HR Burger… - Geological Society of …, 2004 - scholarworks.smith.edu
Abstract Integrated studies by Keck Geology Consortium participants have generated many
new insights into the Precambrian geology of the Tobacco Root Mountains. We have …

The Laramide orogeny: Current understanding of the structural style, timing, and spatial distribution of the classic foreland thick-skinned tectonic system

AB Weil, A Yonkee - 2023 - pubs.geoscienceworld.org
The Laramide foreland belt comprises a broad region of thick-skinned, contractional
deformation characterized by an anastomosing network of basement-cored arches and …

[PDF][PDF] Age and evolution of the Precambrian crust of the Tobacco Root Mountains, Montana

PA Mueller, HR Burger, JL Wooden… - … -Geological Society of …, 2004 - researchgate.net
ABSTRACT U-Pb analyses of zircons from gneisses, anatectic leucosome, metasedimentary
rocks, and a younger (metamorphosed) mafic dike from the Tobacco Root Mountains of …

Foreland-directed propagation of high-grade tectonism in the deep roots of a Paleoproterozoic collisional orogen, SW Montana, USA

CB Condit, KH Mahan, AK Ault… - Lithosphere, 2015 - pubs.geoscienceworld.org
The study of deeply exhumed ancient collisional belts offers important constraints on
geologic processes and properties complementary to inaccessible portions of the crustal …

Palaeomagnetism, geochronology and geochemistry of the Palaeoproterozoic Rabbit Creek and Powder River dyke swarms: implications for Wyoming in supercraton …

TM Kilian, W Bleeker, K Chamberlain… - Geological Society …, 2016 - lyellcollection.org
It is likely that Archaean cratons of Laurentia had different palaeogeographic histories prior
to their amalgamation. New palaeomagnetic, geochronological and geochemical evidence …

Paleomagnetism of Proterozoic mafic dikes from the Tobacco Root Mountains, southwest Montana

SS Harlan, JW Geissman, LW Snee - Precambrian Research, 2008 - Elsevier
Paleomagnetic data from Proterozoic mafic dikes in southwestern Montana provides
evidence for two distinct episodes of subparallel dike emplacement at ca. 1450 and 780Ma …

Paleoproterozoic metamorphism in the northern Wyoming Province: Implications for the assembly of Laurentia

PA Mueller, HR Burger, JL Wooden… - The Journal of …, 2005 - journals.uchicago.edu
U-Pb ages measured on zircons from the Tobacco Root Mountains and monazite from the
Highland Mountains indicate that the northwestern Wyoming province experienced an …

Major-Element Geochemistry and Fe3+/ΣFe of Metabasites

JB Forshaw, H Dominguez, TA Markmann… - Journal of …, 2024 - academic.oup.com
Metabasites (metamorphosed mafic rocks) are crucial for understanding metamorphic and
tectonic processes. Their preservation in exhumed orogenic belts from throughout Earth's …