Monazite microstructures and their interpretation in petrochronology

B Schulz - Frontiers in Earth Science, 2021‏ - frontiersin.org
The phosphate mineral monazite (LREE, Y, Th, Ca, Si) PO4 occurs as an accessory phase
in peraluminous granites and Ca-poor meta-psammopelites. Due to negligible common Pb …

[HTML][HTML] Microstructures, geochemistry, and geochronology of mica fish: Review and advances

BV Ribeiro, CL Kirkland, MA Finch, FM Faleiros… - Journal of Structural …, 2023‏ - Elsevier
Shear zones are one of the most conspicuous structures in orogenic and rifting settings,
accommodating high strain, rock displacement and influencing magma emplacement and …

Porphyry copper formation driven by water-fluxed crustal melting during flat-slab subduction

TN Lamont, MA Loader, NMW Roberts, FJ Cooper… - Nature …, 2024‏ - nature.com
The prevailing view of the formation of porphyry copper deposits along convergent plate
boundaries involves deep crustal differentiation of metal-bearing juvenile magmas derived …

The petrologic and petrochronologic record of progressive vs polyphase deformation: opening the analytical toolbox

S Oriolo, B Schulz, M Hueck, P Oyhantcabal… - Earth-Science …, 2022‏ - Elsevier
The concepts of progressive and polyphase deformation have been widely applied by
structural geologists to explain complexly deformed rocks, particularly for ductile conditions …

Cenozoic exhumation of the Ailaoshan‐Red River shear zone: New insights from low‐temperature thermochronology

Y Wang, Y Wang, LM Schoenbohm, P Zhang… - …, 2020‏ - Wiley Online Library
Continental‐scale shear zones play an important role in accommodating block extrusion
and rotation as shown by deformation on the Ailaoshan‐Red River shear zone (ASRRSZ) in …

Time-strain evolution of shear zones from petrographically constrained Rb–Sr muscovite analysis

BV Ribeiro, CL Kirkland, DE Kelsey, SM Reddy… - Earth and Planetary …, 2023‏ - Elsevier
Some isotopic ratios in minerals like monazite, apatite, and mica can record the thermal
response to mylonitization, but such systems may fail to track the time of low-to medium …

Opposite shear senses: Geneses, global occurrences, numerical simulations and a case study from the Indian western Himalaya

D Dutta, S Mukherjee - Journal of Structural Geology, 2019‏ - Elsevier
Opposite shear sense (OSS) is manifested by the presence of conflicting shear sense
indicators in a portion of a rock body, a shear/fault zone or across several parallel shear/fault …

Tectono-metamorphic evolution of a post-variscan mid-crustal shear zone in relation to the Tethyan rifting (Ivrea-Verbano Zone, Southern Alps)

M Simonetti, A Langone, M Bonazzi, S Corvò… - Journal of Structural …, 2023‏ - Elsevier
Abstract The Ivrea-Verbano Zone, in the Italian Southern Alps, samples a complete section
of middle to lower continental crust, which records the transition between the Variscan and …

From microanalysis to supercontinents: insights from the Rio Apa Terrane into the Mesoproterozoic SW Amazonian Craton evolution during Rodinia assembly

BV Ribeiro, MA Finch, PA Cawood… - Journal of …, 2022‏ - Wiley Online Library
Deciphering the tectono‐metamorphic evolution of Precambrian terranes can be difficult due
to reworking by later superimposed events. Whole‐rock elemental and isotopic …

Potential, premises, and pitfalls of interpreting illite argon dates-A case study from the German Variscides

M Hueck, K Wemmer, AK Ksienzyk, R Kuehn… - Earth-Science …, 2022‏ - Elsevier
Abstract K-Ar and Ar/Ar illite geochronology are powerful and versatile tools that can be
used to provide age constraints on diverse geological processes such as diagenesis …