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Late Cretaceous stratigraphy and paleoceanographic evolution in the Great Australian Bight Basin based on results from IODP Site U1512 | |
MacLeod, K. G.1; White, L. T.2; Wainman, C. C.3; Martinez, M.4; Jones, M. M.5; Batenburg, S. J.4; Riquier, L.6; Haynes, S. J.7; Watkins, D. K.8; Bogus, K. A.9; Brumsack, H-J10; Guerra, R. do Monte11; Edgar, K. M.12; Edvardsen, T.13; Harry, D. L.15; Hasegawa, T.16; Hobbs, R. W.17; Huber, B. T.18; Jiang, T.19![]() | |
2020-07-01 | |
Source Publication | GONDWANA RESEARCH
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ISSN | 1342-937X |
Volume | 83Pages:80-95 |
Corresponding Author | MacLeod, K. G.(macleodk@missouri.edu) |
Abstract | The Upper Cretaceous sequence at Site U1512 is notable for its lithologic uniformity. Burrow-mottled to massive claystone and silty claystone make up the majority of the almost 700 m section, while rare (n = 28) isolated, 2 to 21 cm thick medium to fine sandstone beds are a minor lithology. Macrofossils present include common inoceramids and rare occurrences of other bivalves and ammonites. Microfossils include common occurrences of calcareous nannofossils, agglutinated and calcareous benthic foraminifera, radiolaria and organic-walled dinoflagellate cysts as well as rare, small, surface dwelling planktonic foraminifera. Carbonate (<7%) and organic carbon (<1.5%) contents are low. Despite the lithologic uniformity, rhythmic alternations in the intensity of magnetic susceptibility and natural gamma radiation are well-resolved in much of the recovered section and continue through minor coring gaps (as documented by downhole logs). Data from Site U1512 provide new perspectives on the deep-water frontier region between Antarctica and Australia. (C) 2020 International Association for Gondwana Research. Published by Elsevier B.V. All rights reserved. |
Keyword | Cretaceous greenhouse climate Gondwana breakup Cretaceous paleoceanography Great Australian Bight Australo-Antarctic rifting |
DOI | 10.1016/j.gr.2020.01.009 |
Indexed By | SCI |
Language | 英语 |
WOS Research Area | Geology |
WOS Subject | Geosciences, Multidisciplinary |
WOS ID | WOS:000540384800006 |
Publisher | ELSEVIER |
Citation statistics | |
Document Type | 期刊论文 |
Identifier | http://ir.qdio.ac.cn/handle/337002/167676 |
Collection | 中国科学院海洋研究所 |
Corresponding Author | MacLeod, K. G. |
Affiliation | 1.Univ Missouri, Dept Geol Sci, Columbia, MO 65211 USA 2.Univ Wollongong, GeoQuEST Res Ctr, Sch Earth Atmospher & Life Sci, Wollongong, NSW 2522, Australia 3.Univ Adelaide, Australian Sch Petr, Adelaide, SA 5005, Australia 4.Univ Rennes 1, Geosci Rennes, Batiment 15,Campus Beaulieu, F-35042 Rennes, France 5.Univ Michigan, Dept Geol Sci, 1006 CC Little Bldg, Ann Arbor, MI 48109 USA 6.Sorbonne Univ, Inst Sci Terre Paris ISTEP, Paris, France 7.Princeton Univ, Dept Geosci, Guyot Hall, Princeton, NJ 08544 USA 8.Univ Nebraska, Earth & Atmospher Sci, Lincoln, NE 68588 USA 9.Univ Exeter, Coll Engn Math & Phys Sci, Camborne Sch Mines, Penryn, England 10.Carl von Ossietzky Univ Oldenburg, Inst Chem & Biol Meeres ICBM, D-26111 Oldenburg, Germany 11.Unisinos Univ, Technol Inst Micropaleontol, Av Unisinos 950,B Cristo Rei, BR-93022 Sao Leopoldo, Brazil 12.Univ Birmingham, Sch Geog Earth & Environm Sci, Edgbaston B15 2TT, England 13.Univ Exeter, Coll Engn, Camborne Sch Mines, Penryn, England 14.Japan Agcy Marine Earth Sci & Technol, Inst Marine Geodynam IMG, 2-15 Natsushima Cho, Yokosuka, Kanagawa 2370061, Japan 15.Colorado State Univ, Geosci, Ft Collins, CO 80523 USA 16.Kanazawa Univ, Fac Geosci & Civil Engn, Inst Sci & Engn, Kanazawa, Ishikawa 9201192, Japan 17.Univ Durham, Dept Earth Sci, Durham DH1 3LE, England 18.Smithsonian Inst, Natl Museum Nat Hist, Washington, DC 20560 USA 19.China Univ Geosci, Dept Marine Sci & Engn, Hongshan St, Wuhan, Peoples R China 20.Univ Tokyo, Dept Ocean Floor GeoSci, 5-1-5 Kashiwanoha, Kashiwa, Chiba 2778564, Japan 21.Chonnam Natl Univ, Fac Earth Syst & Environm Sci, 33 Yongbong No, Gwangju 61186, South Korea 22.Nanjing Univ, Sch Earth Sci & Engn, Nanjing 210046, Peoples R China 23.Univ Tasmania, Inst Marine & Antarctic Studies, Hobart, Tas 7001, Australia 24.Univ Arizona, Dept Geosci, Tucson, AZ 85721 USA 25.Univ Milan, Dept Earth Sci, I-20133 Milan, Italy 26.Oklahoma State Univ, Boone Pickens Sch Geol, Stillwater, OK 74078 USA 27.Univ Louisiana, Sch Geosci, Lafayette, LA 70504 USA 28.Univ Texas Austin, Inst Geophys, Jackson Sch Geosci, Austin, TX 78758 USA 29.Univ Vienna, Dept Geodynam & Sedimentol, A-1090 Vienna, Austria 30.Chinese Acad Sci, Inst Oceanol, Qingdao 266071, Shandong, Peoples R China |
Recommended Citation GB/T 7714 | MacLeod, K. G.,White, L. T.,Wainman, C. C.,et al. Late Cretaceous stratigraphy and paleoceanographic evolution in the Great Australian Bight Basin based on results from IODP Site U1512[J]. GONDWANA RESEARCH,2020,83:80-95. |
APA | MacLeod, K. G..,White, L. T..,Wainman, C. C..,Martinez, M..,Jones, M. M..,...&Xu, Z..(2020).Late Cretaceous stratigraphy and paleoceanographic evolution in the Great Australian Bight Basin based on results from IODP Site U1512.GONDWANA RESEARCH,83,80-95. |
MLA | MacLeod, K. G.,et al."Late Cretaceous stratigraphy and paleoceanographic evolution in the Great Australian Bight Basin based on results from IODP Site U1512".GONDWANA RESEARCH 83(2020):80-95. |
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