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Comment on Barckhausen et al., 2014-Evolution of the South China Sea: Revised ages for breakup and seafloor spreading
被引:20
|作者:
Chang, Jih-Hsin
[1
]
Lee, Tung-Yi
[2
]
Hsu, Ho-Han
[1
]
Liu, Char-Shine
[1
]
机构:
[1] Natl Taiwan Univ, Inst Oceanog, Taipei 10764, Taiwan
[2] Natl Taiwan Normal Univ, Dept Earth Sci, Taipei, Taiwan
关键词:
Ophiolite;
Slow spreading;
South China Sea;
EAST TAIWAN OPHIOLITE;
EFFECTIVE ELASTIC THICKNESS;
MANILA TRENCH;
LITHOSPHERE;
TECTONICS;
RIDGE;
D O I:
10.1016/j.marpetgeo.2014.09.003
中图分类号:
P [天文学、地球科学];
学科分类号:
07 ;
摘要:
We re-examined the cessation of the South China Sea seafloor spreading by using radioactive dating and fossil assemblage of the ETO, and the Te-derived age. The youngest available age for the fragment of the South China Sea is similar to 15 Ma and is more consistent with those suggested by previous studies. Moreover, recent IODP Expedition preliminary results suggested that the hemipelagic claystone layer stratigraphically bounded by igneous sequences of massive lava flow rock is Early Miocene in age. Therefore, the previous interpretations are more inclusive than those provided by Barckhasen et al. (2014) and indicate that a slow spreading ridge was more plausible to have occurred during the seafloor spreading of the South China Sea. (C) 2014 Elsevier Ltd. All rights reserved.
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页码:676 / 678
页数:3
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