A Cenozoic Record of Deep Oceanic Zn Isotopic Composition in Ferromanganese Crusts

M Zhao, N Planavsky, X Wang, Y Zhang… - American Journal of …, 2023 - ajsonline.org
Water plays a critical role in erosion and sediment transport and this relationship is most
evident in the hyperarid Atacama Desert of Northern Chile, a region characterized by …

P–T–t evolution of orogenic belts and the causes of regional metamorphism

M Brown - Journal of the Geological Society, 1993 - lyellcollection.org
introduced three important ideas that furthered understanding of metamorphic processes:(i)
the use of critical index minerals in argillaceous rocks to define metamorphic zones and …

Extensional collapse of orogens: A review and example from the Southern Appalachian orogen

DA Foster, C Ma, BD Goscombe… - … : Plate convergence to …, 2023 - Wiley Online Library
The extensional collapse of an orogenic belt occurs when the gravitational potential energy
in thickened crust is released by spreading laterally. Collapse may occur during shortening …

[PDF][PDF] Ages and origins of rocks of the Killingworth dome, south-central Connecticut: Implications for the tectonic evolution of southern New England

JN Aleinikoff, RP Wintsch, RP Tollo… - American Journal of …, 2007 - ajsonline.org
The Killingworth dome of south-central Connecticut occurs at the southern end of the
Bronson Hill belt. It is composed of tonalitic and trondhjemitic orthogneisses (Killingworth …

A crystal-chemical basis for Pb retention and fission-track annealing systematics in U-bearing minerals, with implications for geochronology

PS Dahl - Earth and Planetary Science Letters, 1997 - Elsevier
This study develops an empirical crystal-chemical framework for systematizing the kinetics of
Pb loss and fission-track annealing in U-bearing minerals. Ionic porosity, Z (the fraction of a …

Metasomatism and fluid flow in ductile fault zones

GM Dipple, JM Ferry - Contributions to Mineralogy and Petrology, 1992 - Springer
Observed major element metasomatism in 5 amphibolite facies ductile fault zones can be
explained as the inevitable consequence of aqueous fluid flow along normal temperature …

The effects of composition on retentivity of argon and oxygen in hornblende and related amphiboles: A field-tested empirical model

PS Dahl - Geochimica et Cosmochimica Acta, 1996 - Elsevier
The ionic porosity model of Fortier and Giletti (1989), which parameterizes variations in
diffusion coefficients among different mineral structures, has been extended to estimate the …

Precipitation of rutile and ilmenite needles in garnet: Implications for extreme metamorphic conditions in the Acadian Orogen, USA

JJ Ague, JO Eckert Jr - American Mineralogist, 2012 - pubs.geoscienceworld.org
We report the discovery of oriented needles of rutile and ilmenite in garnet crystals from
granulite facies metapelitic rocks of the Merrimack synclinorium, Connecticut, and present a …

Diachronous Paleozoic accretion of peri-Gondwanan terranes at the Laurentian margin

JWF Waldron, DI Schofield… - … Society, London, Special …, 2019 - lyellcollection.org
In the original Wilson cycle, the northern Appalachian–Caledonide orogen resulted from the
collision of two continental masses separated by a single ocean. One of these corresponds …

Stratigraphy, geochronology, and accretionary terrane settings of two Bronson Hill arc sequences, northern New England

RH Moench, JN Aleinikoff - Physics and Chemistry of the Earth, Parts A/B/C, 2002 - Elsevier
The Ammonoosuc Volcanics, Partridge Formation, and the Oliverian and Highlandcroft
Plutonic Suites of the Bronson Hill anticlinorium (BHA) in axial New England are widely …