An inter‐laboratory evaluation of OD‐3 zircon for use as a secondary U–Pb dating standard

H Iwano, Y Orihashi, T Hirata, M Ogasawara… - Island Arc, 2013 - Wiley Online Library
Zircon OD‐3 from the P aleogene K awamoto G ranodiorite (M ihara body) in J apan has
been identified as a potential multi‐grain secondary standard for U–Pb dating. We have …

A review of the present state of the absolute calibration for zircon fission track geochronometry using the external detector method

T Danhara, H Iwano - Island Arc, 2013 - Wiley Online Library
The authors have developed and demonstrated an independent calibration of zircon fission
track dating with the external detector method. During the past two decades, investigations …

Depletion and refertilization of the Tethyan oceanic upper mantle as revealed by the early Jurassic Refahiye ophiolite, NE Anatolia—Turkey

I Uysal, EY Ersoy, Y Dilek, M Escayola… - Gondwana …, 2015 - Elsevier
We present new whole-rock major and trace element, Re–Os isotope and mineral chemistry
data for the upper mantle peridotites and mafic rocks in the Rehafiye ophiolite in NE Anatolia …

Zeta equivalent fission‐track dating using LA‐ICP‐MS and examples with simultaneous U–P b dating

N Hasebe, A Tamura, S Arai - Island Arc, 2013 - Wiley Online Library
The use of laser ablation‐inductively coupled plasma–mass spectrometry (LA‐ICP‐MS) in
the measurement of uranium concentration for fission‐track (FT) dating can provide …

Geochronology, geochemistry, and petrogenesis of the Maçka subvolcanic intrusions: implications for the Late Cretaceous magmatic and geodynamic evolution of the …

F Aydin - International Geology Review, 2014 - Taylor & Francis
The Maçka subvolcanic intrusions (MSIs) in the eastern part of the Sakarya zone,
northeastern Turkey, play a critical role in understanding the petrogenetic and geodynamic …

Late Triassic A‐type granite boulders in Lower Cretaceous conglomerate of the Hida belt, Japan: Their origin and bearing on the Yamato tectonic line in Far East Asia

Y Isozaki, Y Sawaki, H Iwano, T Hirata, K Kunugiza - Island Arc, 2023 - Wiley Online Library
To identify the origin of the Hida belt in central Japan, geochemistry and U–Pb age of
zircons were analyzed for the extra‐large granitoid boulders in the Lower Cretaceous fluvial …

[HTML][HTML] Timing of the Late Cretaceous ignimbrite flare-up at the eastern margin of the Eurasian Plate: New zircon U–Pb ages from the Aioi–Arima–Koto region of SW …

D Sato, H Matsuura, T Yamamoto - Journal of Volcanology and Geothermal …, 2016 - Elsevier
The Kinki district in the Inner Zone of southwest Japan is characterized by Late Cretaceous
volcanic rocks of the Aioi and Arima groups and the Koto Rhyolites (from west to east) …

Zircon fission‐track and U–Pb double dating using femtosecond laser ablation–inductively coupled plasma–mass spectrometry: A technical note

H Iwano, T Danhara, Y Danhara, S Hirabayashi… - Island Arc, 2020 - Wiley Online Library
We present a new LA–ICP–MS system for zircon fission‐track (FT) and U–Pb double dating,
whereby a femtosecond laser combined with galvanometric optics simultaneously ablates …

Rift‐related origin of the P aleoproterozoic K uncha F ormation, and cooling history of the K uncha nappe and T aplejung granites, eastern N epal L esser H imalaya: a …

H Sakai, H Iwano, T Danhara, Y Takigami, SM Rai… - Island Arc, 2013 - Wiley Online Library
In order to decipher the origin and tectonothermal history of the K uncha nappe, we
undertook a geological investigation in the T aplejung window in eastern N epal, and carried …

Age and petrogenesis of Na-rich felsic rocks in western Iran: evidence for closure of the southern branch of the Neo-Tethys in the Late Cretaceous

F Nouri, H Azizi, J Golonka, Y Asahara, Y Orihashi… - Tectonophysics, 2016 - Elsevier
Intermediate to felsic volcanic and granitic rocks with high Na 2 O concentrations (5.2–9.1
wt.%) are widely distributed in the Harsin area along the Zagros thrust zone in western Iran …