Based on a compilation of AFT, AHe ages and apatite MTLs from previous studies, the following conclusions can be made regarding the spatial and temporal distribution of exhumation in Altai-Sayan region. The oldest AFT ages, found in the Gobi Altai, suggest that this region has been tectonically stable since the Late Jurassic. Early Cretaceous rapid cooling is focused in northern Chinese Altai and western Gorny Altai, associated with the Mongol-Okhotsk orogeny. Late Cretaceous rapid cooling identified in most other areas of Altai-Saya region is best explained as being associated with fault reactivation due to the subsequent collapse of the Mongol-Okhotsk Orogen. Cenozoic reactivation is difficult to be record with low-temperature systems due to very limited exhumation over this time frame. As a result, the timing and mechanism of any Cenozoic reactivation in the Altai-Saya region remains unclear. At the orogenic scale, the AFT ages in the northern part of the Altai-Saya region are younger than those in the southern part, indicating that the basement of northern part, weakened by its earlier extensional tectonism, was more easily reactivated.
机构:
Key Laboratory of Mineralogy and Metallogeny, Guangzhou Institute of Geochemistry, Chinese Academy of SciencesKey Laboratory of Mineralogy and Metallogeny, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences
机构:
Lanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Lanzhou Univ, Key Lab Mineral Resources Western China Gansu Pro, Lanzhou, Peoples R ChinaLanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Chen, Lihao
Song, Chunhui
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Lanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Lanzhou Univ, Key Lab Mineral Resources Western China Gansu Pro, Lanzhou, Peoples R ChinaLanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Song, Chunhui
Wang, Yadong
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机构:
Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, Lanzhou, Gansu, Peoples R China
Key Lab Petr Resources, Lanzhou, Gansu, Peoples R China
Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, Rock Mineral Preparat & Fiss Track Dating Lab Geo, Lanzhou, Peoples R ChinaLanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Wang, Yadong
Fang, Xiaomin
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机构:
Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, Lanzhou, Gansu, Peoples R China
Key Lab Petr Resources, Lanzhou, Gansu, Peoples R China
Chinese Acad Sci, Inst Tibetan Plateau Res, Key Lab Continental Collis & Plateau Uplift, Beijing, Peoples R ChinaLanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Fang, Xiaomin
Zhang, Yihu
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机构:
Lanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Lanzhou Univ, Key Lab Mineral Resources Western China Gansu Pro, Lanzhou, Peoples R ChinaLanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Zhang, Yihu
Zhang, Jing
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机构:
Lanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Lanzhou Univ, Key Lab Mineral Resources Western China Gansu Pro, Lanzhou, Peoples R ChinaLanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Zhang, Jing
Chen, Yongfa
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Lanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Lanzhou Univ, Key Lab Mineral Resources Western China Gansu Pro, Lanzhou, Peoples R ChinaLanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Chen, Yongfa
He, Pengju
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Lanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
Lanzhou Univ, Key Lab Mineral Resources Western China Gansu Pro, Lanzhou, Peoples R ChinaLanzhou Univ, Sch Earth Sci, Lanzhou, Peoples R China
机构:
Univ Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
CNRS, UMR 7193, Paris, FranceUniv Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
Francois, T.
Agard, P.
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Univ Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
CNRS, UMR 7193, Paris, France
Inst Univ France, Paris, FranceUniv Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
Agard, P.
Bernet, M.
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Univ Grenoble 1, CNRS, UMR 5275, Inst Sci Terre ISTerre, F-38041 Grenoble, FranceUniv Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
Bernet, M.
Meyer, B.
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Univ Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
CNRS, UMR 7193, Paris, FranceUniv Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
Meyer, B.
Chung, S. -L.
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Natl Taiwan Univ, Dept Geosci, Taipei 106, TaiwanUniv Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
Chung, S. -L.
Zarrinkoub, M. H.
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Univ Birjand, Dept Geol, Birjand, IranUniv Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
Zarrinkoub, M. H.
Buroy, E.
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Univ Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
CNRS, UMR 7193, Paris, FranceUniv Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
Buroy, E.
Monie, P.
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机构:
Geosci Montpellier, UMR 5243, F-349095 Montpellier, FranceUniv Paris 06, Sorbonne Univ, ISTEP, Inst Sci Terre Paris, F-75252 Paris 05, France
机构:
Univ Adelaide, Dept Earth Sci, Adelaide, SA, AustraliaUniv Adelaide, Dept Earth Sci, Adelaide, SA, Australia
Glorie, Stijn
Nixon, Angus L.
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Univ Adelaide, Dept Earth Sci, Adelaide, SA, AustraliaUniv Adelaide, Dept Earth Sci, Adelaide, SA, Australia
Nixon, Angus L.
Jepson, Gilby
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Univ Adelaide, Dept Earth Sci, Adelaide, SA, Australia
Univ Arizona, Dept Geosci, Tucson, AZ USAUniv Adelaide, Dept Earth Sci, Adelaide, SA, Australia
Jepson, Gilby
Gillespie, Jack
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机构:
Univ Adelaide, Dept Earth Sci, Adelaide, SA, Australia
Curtin Univ, Inst Geosci Res TIGeR, Sch Earth & Planetary Sci, Perth, AustraliaUniv Adelaide, Dept Earth Sci, Adelaide, SA, Australia
Gillespie, Jack
Warren, Cameron
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Univ Adelaide, Dept Earth Sci, Adelaide, SA, AustraliaUniv Adelaide, Dept Earth Sci, Adelaide, SA, Australia
Warren, Cameron
Meeuws, Fun
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Univ Adelaide, Dept Earth Sci, Adelaide, SA, AustraliaUniv Adelaide, Dept Earth Sci, Adelaide, SA, Australia
Meeuws, Fun
Simpson, Alexander
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Univ Adelaide, Dept Earth Sci, Adelaide, SA, AustraliaUniv Adelaide, Dept Earth Sci, Adelaide, SA, Australia
Simpson, Alexander
Xiao, Wenjiao
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Chinese Acad Sci, Inst Geol & Geophys, State Key Lab Lithospher Evolut, Beijing, Peoples R China
Chinese Acad Sci, Xinjiang Inst Ecol & Geog, Xinjiang Res Ctr Mineral Resources, Urumqi, Peoples R ChinaUniv Adelaide, Dept Earth Sci, Adelaide, SA, Australia
机构:
Univ Buenos Aires, CONICET, Inst Estudios Andinos Don Pablo Groeber, Buenos Aires, DF, ArgentinaUniv Buenos Aires, CONICET, Inst Estudios Andinos Don Pablo Groeber, Buenos Aires, DF, Argentina
Ghiglione, Matias C.
Martinod, Joseph
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Univ Savoie Mt Blanc, Chambery, FranceUniv Buenos Aires, CONICET, Inst Estudios Andinos Don Pablo Groeber, Buenos Aires, DF, Argentina
Martinod, Joseph
Barberon, Vanesa
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Univ Buenos Aires, CONICET, Inst Estudios Andinos Don Pablo Groeber, Buenos Aires, DF, ArgentinaUniv Buenos Aires, CONICET, Inst Estudios Andinos Don Pablo Groeber, Buenos Aires, DF, Argentina
Barberon, Vanesa
Ramos, Miguel E.
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Univ Buenos Aires, CONICET, Inst Estudios Andinos Don Pablo Groeber, Buenos Aires, DF, ArgentinaUniv Buenos Aires, CONICET, Inst Estudios Andinos Don Pablo Groeber, Buenos Aires, DF, Argentina
Ramos, Miguel E.
Coutand, Isabelle
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机构:
Dalhousie Univ, Dept Earth & Environm Sci, Halifax, NS, CanadaUniv Buenos Aires, CONICET, Inst Estudios Andinos Don Pablo Groeber, Buenos Aires, DF, Argentina
Coutand, Isabelle
Grujic, Djordje
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机构:
Dalhousie Univ, Dept Earth & Environm Sci, Halifax, NS, CanadaUniv Buenos Aires, CONICET, Inst Estudios Andinos Don Pablo Groeber, Buenos Aires, DF, Argentina
Grujic, Djordje
Kislitsyn, Roman
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Dalhousie Univ, Dept Earth & Environm Sci, Halifax, NS, CanadaUniv Buenos Aires, CONICET, Inst Estudios Andinos Don Pablo Groeber, Buenos Aires, DF, Argentina