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海南岛北西部前寒武纪花岗质岩SHRIMP锆石U?Pb年龄及地质意义

, PP. 510-518

Keywords: 花岗质岩,SHRIMP锆石U?Pb年龄,海南岛北西部,劳伦大陆

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Abstract:

对海南岛北西部戈枕地区侵位于古中元古代抱板群花岗质岩进行了CL成像制约下的SHRIMP锆石U?Pb年龄测定,获得了1455±12Ma的U?Pb谐和年龄、1454±12Ma有利的207Pb/206Pb中值年龄。结合该花岗质岩锆石内部结构、岩浆源区和变形变质特征,以及前人多种定年成果,认为该花岗质岩结晶年龄应为~1450Ma,随后于~1400Ma经历了一次构造-热变质事件;Rodinia超大陆聚合前,华夏地块(包括海南岛、或至少是海南岛北西部)最可能位于劳伦大陆南缘的西南延伸部分。研究结果还暗示华夏地块(包括海南岛)所经历的格林威尔造山事件可能较扬子地块偏早,古、中元古代抱板群沉积上限应约束在~1450Ma。

References

[1]  丁式江.1995.琼西戈枕侵入体的地质特征及其发现意义.大地构造与成矿学,19(4:336-343.
[2]  付建明,赵子杰. 1997.海南岛加里东期花岗岩的特征及构造环境分析.矿物岩石,17(1): 29-34.
[3]  葛文春,李献华,李正祥,周汉文, 李寄隅. 2001. 桂北新元古代两类过铝花岗岩的地球化学研究. 地球化学, 30(1):24-34.
[4]  侯威,陈惠芳,梁新权,王可夫.1992.海南岛前寒武纪地层的确定及其大地构造演化.长春地质学院学报,(2):133-143.
[5]  简平, 刘敦一, 张旗, 张福勤, 石玉若, 施光海, 张履桥, 陶华. 2003. 蛇绿岩及蛇绿岩中浅色岩的SHRIMP U?Pb测定.地学前缘, 10(4): 439-456.
[6]  雷裕红,丁式江,马昌前,傅杨荣,杨坤光,龙文国.2005.海南岛地壳生长和基底性质的Nd同位素制约.地质科学,40(3): 439-456.
[7]  李江海,穆剑. 1999.我国境内格林威尔期造山带的存在及其对中元古代末期超大陆再造的制约. 地质科学,(3): 259-272.
[8]  李孙雄,云平,范渊,周进波. 2005.海南岛琼中地区琼中岩体锆石U?Pb年龄及其地质意义.大地构造与成矿学, 29(2): 227-233, 241.
[9]  梁新权,侯威,陈惠芳. 1990.海南岛戈枕脆、韧性叠加剪切带基本特征及其成矿意义.大地构造与成矿学,14(3): 254-263. .
[10]  梁新权. 1995.海南岛前寒武纪花岗岩-绿岩系Sm?Nd同位素年龄及其地质意义.岩石学报, 11(1):72-76.
[11]  刘敦一,简平,张旗,张福勤,石玉若,施光海,张履桥,陶华.2003.内蒙古图林凯蛇绿岩中埃达克岩SHRIMP测年:早古生代洋壳俯冲消减的证据.地质学报,77(3):317-327..
[12]  陆松年.2001. 从罗迪尼亚到冈瓦纳超大陆对新元古代超大陆研究几个问题的思考.地学前缘, 8(4):441-448.
[13]  马大铨,黄香定,陈哲培,肖志发,张旺驰,钟盛中.1997.海南岛抱板群研究的新进展.中国区域地质,16(2):130-136.
[14]  宋彪, 张玉海, 万渝生.2002.锆石SHRIMP样品靶制作、年龄测定及有关现象讨论.地质论评,48(增刊):26-30.
[15]  王孝磊,周金城,邱检生,高剑峰. 2004. 湘东北新元古代强过铝花岗岩的成因: 年代学和地球化学证据. 地质论评,59(1): 65-76.
[16]  夏邦栋,施光宇,方中,于津海,王赐银,陶仙聪,李惠氏.1991.海南岛晚古生代裂谷作用.地质学报,(2):103-115.
[17]  徐夕生,周新民. 1992. 华南前寒武纪S型花岗岩类及其构造意义. 南京大学学报,28(3): 423-430.
[18]  许德如,范蔚茗,梁新权,唐红峰.2001b.海南岛元古宙变质基底性质和地壳增生的Nd、Pb同位素制约.高校地质学报,7(2):146-157.
[19]  许德如,梁新权,陈广浩, 黄智龙,胡惠东.2001a.海南岛中元古代花岗岩地球化学及成因研究.大地构造与成矿学,25(4): 420-433.
[20]  许德如,梁新权,唐红峰.2002.琼西抱板群变质沉积岩地球化学研究.地球化学,31(2):153-160.
[21]  许德如,梁新权,唐红锋. 2000.琼西抱板群变基性火山岩岩石地球化学特征及其大地构造意义.大地构造与成矿学, (4):303-313.
[22]  杨树锋,虞子冶,郭令智,施央申.1989.海南岛的地体划分、古地磁研究及其板块构造意义.南京大学学报(地球科学), 1(1-2):38-46.
[23]  愈受均,夏萍,邓铁殷,李强,陈毓蔚.1992.海南抱板地区中元古代花岗岩副矿物锆石的特征及U?Pb同位素测定.地球化学,(3):213-219.
[24]  Fang Z, Zhao J X and McCulloch M T. 1992. Geochemical and Nd isotopic study of Paleozoic bimodal volcanics in Hainan Island, South China - Implications of rifting tectonics and mantle reservoirs. Lithos, 29: 127-139.
[25]  Hoskin P W O and Black L P. 2000. Metamorphic zircon formation by solid?state recrystallisation of protolith igneous zircon. Journal of Metamorphic Geology, 18: 423-439.
[26]  Li X H, Li Z X, Ge W C, Zhou H W, Li W X, Liu Y and Wingate M T D. 2003. Neoproterozoic granitoids in South China: crustal melting above a mantle plume at ca. 825 Ma? Precambrian Research, 122: 45-83.
[27]  Li X H. 1999. U?Pb zircon ages of granites from the southern margin of the Yangtze Block: timing of Neoproterozoic Jinning Orogeny in SE China and implications for Rodinia Assembly. Precambrian Research, 97: 43-57.
[28]  Li X H, Zhou H W, Chung S L, Ding S J, Liu Y, Lee C Y, Ge W C, Zhang Y M and Zhang R J. 2002. Geochemical and Sm?Nd isotopic characteristics of metabasites from central Hainan Island, South China and their tectonic significance. The Island Arc, 11: 193-205.
[29]  Li Z X. 1996. Positions of the East Asian cratons in the Neo?proterozoic supercontinent Rodinia. Australian Journal of Earth Science, 43: 593-604.
[30]  Li Z X, Li X H, Kinny P D and Wang J. 1999. The breakup of Rodinia: Did it start with a mantle plume beneath South China? Earth and Planetary Science Letters, 173:171-181.
[31]  Li Z X, Li X H, Kinny P D, Wang J, Zhang S and Zhou H. 2003. Geochronology of Neoproterozoic syn?rift magmatism in the Yangtze Craton, South China and correlations with other continents: evidence for a mantle superplume that broke up Rodinia. Precambrian Research, 122: 85-109.
[32]  Li Z X, Li X H, Zhou H W and Kinny P D. 2002. Grenvillian continental collision in South China: New SHRIMP U?Pb zircon results and implications for the configuration of Rodinia. Geology, 30: 163-166
[33]  Li Z X, Zhang L and Powell C McA. 1995. South China in Rodinia: Part of the missing link between Australia-East Antarctica and Laurentia. Geology, 23: 410-707.
[34]  Metcalfe I, Shergold I H and Li Z X. 1993. IGCP 321 Gondwana dispersion and Asian accretion: fieldwork on Hainan island. Episodes, 16:443-447.
[35]  Pidgeon R T. 1992. Recrystallisation of oscillatory zoned zircon - some geochronological and petrological implications. Contributions to Mineralogy and Petrology,110: 463-472.
[36]  Rubatto D. 2002. Zircon trace element geochemistry: partitioning with garnet and the link between U?Pb ages and metamorphism. Chemical Geology, 184: 123-138.
[37]  Vavra G, Gebauer D, Schmid R and Compstom W. 1996. Multiple zircon growth and recrystallisation during polyphase Late Carboniferous to Triassic metamorphism in granulites of the Ivrea Zone (Southern Alps): an ion microprobe (SHRIMP) study. Contributions to Mineralogy and Petrology, 122: 337-358.
[38]  Williams I S. 1992. Some observations on the use of zircon U?Pb geochronology in the study of granite rocks. Trans R Soc Edinburgh - Earth Sciences, 83: 447-458.
[39]  Xu D R, Bakun?Czubarow N, Li P C, Bachlinskl R, Xia B and Chen G H. 2006. Metamorphic evolution of the Tunchang area metabasites in the East?central Hainan Island, China. Mineralogy and Petrology (in press).
[40]  .
[41]  陈海泓,孙枢,李继亮,Maja Haag, Jon Dobson,许靖华,Friedrich Heller.1994.华南早三叠世的古地磁学与大地构造.地质科学,29(1):1-9.
[42]  云平,雷裕红,吕嫦艳.2005.海南岛中北部三叠纪花岗岩源区的锶、钕同位素制约及其意义. 大地构造与成矿学, 29(2):234-241.
[43]  曾庆銮,袁春林,郭真民等.1992.海南岛三亚地区基础地质研究.武汉:中国地质大学出版社, 1-169.
[44]  战明国,张树淮,刘国庆. 1996. 海南岛西部戈枕含金剪切带及其金矿成矿系列. 矿床地质,15(4):289-297.
[45]  张业明,张仁杰,姚华舟,马国干.1997. 海南岛前寒武纪地壳构造演化.地球科学,22(4):395-400.
[46]  张玉泉,夏斌,梁华英,刘红英,林清茶.2004. 云南大平糜棱岩化碱性花岗岩的锆石特征及其地质意义. 高校地质学报, 10(3):378-384.
[47]  中国科学院华南富铁科学研究队.1986.海南岛地质与石碌铁矿地球化学. 北京:科学出版社,306-313.
[48]  邹和平.2005.南海北部及其沿岸中、新生代壳幔相互作用与构造演化)――纪念“陆缘扩张带”概念的倡导者陈国达教授. 大地构造与成矿学, 29(1): 78-86.
[49]  Belousova E A, Griffin W L, O’Reilly S Y and Fisher N I. 2002. Igneous zircon: trace element composition as an indicator of source rock type. Contributions to Mineralogy and Petrology, 143: 602-622.
[50]  Black L P, Kamo S L, Allen C M, Aleinikoff J N, Davis D W, Korsch R J and Foudoulis C. 2003. TEMORA 1: a new zircon standard for Phanerozoic U?Pb geochronology. Chemical Geology, 200: 155-170.
[51]  Charvet J, Shu L S, Shi Y S, Guo L Z and Faure M.1996. The building of South China: collision of Yangzi and Cathaysia blocks, problems and tentative answers. Journal of Southeastern Asian Earth Sciences, 13(3-5): 223-235.
[52]  Chen J F, Foland K A, Xing F M, Xu J and Zhou T X. 1991. Magmatism along the southeast margin of the Yangtze block: Precambrian collision of the Yangtze and Cathaysia blocks of China. Geology, 19: 815-818.
[53]  Chen J F and Jahn B M. 1998. Crustal evolution of southeastern China: Nd and Sr isotopic evidence. Tectonophysics, 284: 101-133.
[54]  Condie K C, Beyer E, Belousova E, Griffin W L and O’Reilly S Y.2005. U?Pb isotopic ages and Hf isotopic composition of single zircons: The search for juvenile Precambrian continental crust. Precambrian Research, 139: 42-100
[55]  Nyman M W, Karlstrom K E, Kirby E and Graubard C M. 1994. Mesoproterozoic contractional orogeny in western North America: evidence from ca 1.4 Ga plutons. Geology, 22: 901-904

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