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 …

Middle thrust sheets in the Caledonide orogen, Sweden: the outer margin of Baltica, the continent–ocean transition zone and late Cambrian–Ordovician subduction …

DG Gee, I Klonowska, PG Andréasson, MB Stephens - 2020 - pubs.geoscienceworld.org
Nappes of continental outer and outermost margin affinities (Middle Allochthon) were
transported from locations west of the present Norwegian coast and thrust eastwards onto …

 U–Pb and trace element zircon and apatite petrochronology of eclogites from the Scandinavian Caledonides

M Jaranowski, B Budzyń, CJ Barnes, J Majka… - … to Mineralogy and …, 2023 - Springer
The petrochronological records of eclogites in the Scandinavian Caledonides are
investigated using EPMA and LA-ICPMS of zircon and apatite for U–Pb geochronology …

Zircon and monazite reveal late Cambrian/early Ordovician partial melting of the Central Seve Nappe Complex, Scandinavian Caledonides

CJ Barnes, M Bukała, R Callegari, K Walczak… - … to Mineralogy and …, 2022 - Springer
Abstract The Seve Nappe Complex (SNC) comprises continental rocks of Baltica that were
subducted and exhumed during the Caledonian orogeny prior to collision with Laurentia …

Early Neoproterozoic magmatism and Caledonian metamorphism recorded by the Mårma terrane, Seve Nappe Complex, northern Swedish Caledonides

R Callegari, K Kośmińska, CJ Barnes… - Journal of the …, 2023 - lyellcollection.org
Petrology, geochronology and bulk-rock chemistry are combined to investigate the early
Neoproterozoic magmatism and Cambrian–Ordovician metamorphism in the northern …

A review of the Caledonian Wilson cycle from a North Atlantic perspective

D Gasser, J Majka, J Jakob… - Journal of the Geological …, 2024 - lyellcollection.org
The opening and closure of the Paleozoic Iapetus Ocean, leading to the collision of
Laurentia and Baltica forming the Caledonian orogen, is one of the prime examples of a …

P–T–t Path of Unusual Garnet–Kyanite–Staurolite– Amphibole Schists, Ellesmere Island, Canada—Quartz Inclusion in Garnet Barometry and Monazite …

K Kośmińska, JA Gilotti, WC McClelland… - Journal of …, 2022 - academic.oup.com
Garnet–kyanite–staurolite assemblages with large, late porphyroblasts of amphibole form
garbenschists in Ordovician volcaniclastic rocks lying immediately south of the Pearya …

Protracted shearing at midcrustal conditions during large‐scale thrusting in the Scandinavian Caledonides

F Giuntoli, L Menegon, CJ Warren, J Darling… - …, 2020 - Wiley Online Library
During continental collision, large tracts of crust are mobilized along major shear zones. The
metamorphic conditions at which these zones operate, the duration of thrusting, and the …

Diachronous collision in the Seve Nappe Complex: Evidence from Lu–Hf geochronology of eclogites (Norrbotten, North Sweden)

K Fassmer, N Froitzheim, M Janák… - Journal of …, 2021 - Wiley Online Library
The collision of Baltica and Laurentia during the Caledonian Orogeny happened at c. 400–
420 Ma. However, subduction and collision processes also took place before this main …

Garnet–quartz inclusion thermobarometry and Lu–Hf chronology detail the pre-ultra-high pressure metamorphic history of the Grapesvare Nappe, Scandinavian …

CJ Barnes, M Gilio, M Bukała, A Włodek… - Journal of …, 2023 - academic.oup.com
The subduction–exhumation history of the Grapesvare nappe in the northern Seve Nappe
Complex (Scandinavian Caledonides) is recorded by late Cambrian/Early Ordovician ultra …