The late Mesoproterozoic to early Neoproterozoic Grenvillian orogeny and the assembly of Rodinia: Turning point in the tectonic evolution of Laurentia
NL Swanson-Hysell, T Rivers, S van der Lee - 2023 - pubs.geoscienceworld.org
The amalgamation of Laurentia's Archean provinces ca. 1830 Ma was followed by~ 700 my
of accretionary orogenesis along its active southeastern margin, marked by subduction of …
of accretionary orogenesis along its active southeastern margin, marked by subduction of …
Insights into the metamorphic history and origin of flake graphite mineralization at the Graphite Creek graphite deposit, Seward Peninsula, Alaska, USA
GND Case, SM Karl, SP Regan, CA Johnson… - Mineralium …, 2023 - Springer
Graphite Creek is an unusual flake graphite deposit located on the Seward Peninsula,
Alaska, USA. We present field observations, uranium-lead (U–Pb) monazite and titanite …
Alaska, USA. We present field observations, uranium-lead (U–Pb) monazite and titanite …
Constraining the timing and character of crustal melting in the Adirondack Mountains using multi-scale compositional mapping and in-situ monazite geochronology
ML Williams, T Grover, MJ Jercinovic… - American …, 2019 - degruyter.com
Migmatites are common in the hinterland of orogenic belts. The timing and mechanism (in
situ vs. external, PT conditions, reactions, etc.) of melting are important for understanding …
situ vs. external, PT conditions, reactions, etc.) of melting are important for understanding …
Gore Mountain garnet amphibolite records UHT conditions: Implications for the rheology of the lower continental crust during orogenesis
Abstract The Gore Mountain Garnet Amphibolite (GMGA), part of the Mesoproterozoic
Grenville Province in the Adirondack Highlands, NY, USA, is an iconic rock type known for …
Grenville Province in the Adirondack Highlands, NY, USA, is an iconic rock type known for …
Petrochronologic constraints on Paleozoic tectonics in southern New England
ABSTRACT The Appalachian Mountains were formed through multiple phases of Paleozoic
orogenesis associated with terrane accretion. The timing, tempo, and significance of each …
orogenesis associated with terrane accretion. The timing, tempo, and significance of each …
The Laramide orogeny: Current understanding of the structural style, timing, and spatial distribution of the classic foreland thick-skinned tectonic system
The Laramide foreland belt comprises a broad region of thick-skinned, contractional
deformation characterized by an anastomosing network of basement-cored arches and …
deformation characterized by an anastomosing network of basement-cored arches and …
New interpretations of the ages and origins of the Hawkeye Granite Gneiss and Lyon Mountain Granite Gneiss, Adirondack Mountains, NY: Implications for the nature …
JN Aleinikoff, GJ Walsh, RJ McAleer - Precambrian Research, 2021 - Elsevier
Abstract The Hawkeye Granite Gneiss and Lyon Mountain Granite Gneiss are widespread
Mesoproterozoic plutonic rocks that occur in the amphibolite-to granulite-facies Adirondack …
Mesoproterozoic plutonic rocks that occur in the amphibolite-to granulite-facies Adirondack …
Petrochronologic constraints on inverted metamorphism, terrane accretion, thrust stacking, and ductile flow in the Gneiss Dome belt, northern Appalachian orogen
IW Hillenbrand, ML Williams… - Journal of …, 2023 - Wiley Online Library
Gneiss domes are an integral element of many orogenic belts and commonly provide
tectonic windows into deep crustal levels. Gneiss domes in the New England segment of the …
tectonic windows into deep crustal levels. Gneiss domes in the New England segment of the …
Bayesian frameworks for integrating petrologic and geochronologic data
IW Hillenbrand, ML Williams - Earth and Planetary Science Letters, 2024 - Elsevier
Constraining the absolute time and duration of geologic processes is one of the great
challenges and goals in Earth sciences. Increasingly, the integration of geochronologic …
challenges and goals in Earth sciences. Increasingly, the integration of geochronologic …
The collapse of the Caledonian orogen in SW Norway: Insights from quartz textures
C Cavalcante, H Fossen, L Lagoeiro… - Journal of Structural …, 2024 - Elsevier
Extensional collapse is a common late-to post-collisional feature of orogens. It is particularly
prominent in the SW Scandinavian Caledonides, where extensional detachments formed …
prominent in the SW Scandinavian Caledonides, where extensional detachments formed …