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地质学报  2003 

柴达木北缘超高压变质带形成与折返的时限及机制

, PP. 163-176

Keywords: 超高压变质带折返构造退变质作用俯冲碰撞柴达木北缘造山带

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Abstract:

位于青藏高原北缘的祁连山加里东造山带的形成是阿拉善板块、祁连微板块及柴达木一东昆仑板块在加里东期间汇聚和碰撞的结果。祁连微板块和柴达木一东昆仑板块之间的柴(达木)北缘超高压变质带形成于495~440Ma,是继南祁连洋壳向北俯冲于祁连微板块下形成增生的柴北缘火山岛弧带之后,陆壳深俯冲的产物。柴北缘超高压变质带是在祁连微板块及柴达木一东昆仑板块之间的“正向陆内俯冲”向“斜向陆内俯冲”转化过程中“斜向挤出”机制下折返的,开始折返年龄为470~460Ma,最后的折返时间为400~406Ma。折返构造很好地保存在超高压变质岩石中,并且记录了广泛的退变质作用。

References

[1]  崔军文,唐哲民,邓晋福,岳永军,孟令顺,余钦范,等.1999.阿尔金断裂系.北京:地质出版社.249.
[2]  校培喜,王永和,张汉文,潘长利,孙南一.2001.阿尔金中段高压-超高压带(含菱镁矿)石榴石二橄榄岩的发现及其地质意义.西北地质,34(4):67~74.
[3]  刘良,车自成,罗金海,等.1996.阿尔金西段榴辉岩的确定及地质意义.科学通报,41(14):1485-1488.
[4]  吴才来,杨经绥,李海兵,史仁灯.2001.祁连南缘嗷唠山花岗岩SHRIMP锆石年龄及其地质意义.岩石学报,17(2):215~221.
[5]  夏林圻,夏祖春,任有祥,左国朝,邱家骧,等.1998.祁连山及邻区火山作用与成矿.北京:地质出版社.215.
[6]  许志琴,徐惠芬,等.1994.北祁连走廊南山加里东俯冲杂岩增生地体及其动力学.地质学报,68(1):1~14.
[7]  许志琴,张建新,徐惠芬.1997.中国主要大陆山链韧性剪切带及动力学.北京:地质出版社.1~294.
[8]  许志琴,杨经绥,张建新,姜枚,李海兵.1999.阿尔金断裂两侧构造单元的对比及岩石圈剪切机制.地质学报,1999,73(3):193~205.
[9]  杨经绥,许志琴,李海兵,等.1998.柴北缘地区榴辉岩的发现及潜在的地质意义.科学通报,43(14):1544-1549.
[10]  杨经绥,宋述光,许志琴,等.2001.柴北缘早古生代高压-超高压变质带发现典型超高压矿物--柯石英.地质学报,75(2):175~179.
[11]  杨经绥,许志琴,张建新,宋述光,史仁灯,吴才来,李海兵.2002.青藏高原北部柴北缘超高压变质带及板块双俯冲模式.中国地质学会80周年学术文集,北京:地质出版社.173~183.
[12]  张建新,杨经绥,许志琴,孟繁聪,宋述光,李海兵,史仁灯.2001.阿尔金榴辉岩中超高压变质作用证据.地质学报,75(2):180~185.
[13]  张雪亭,吕惠庆,陈正兴,等.1999.柴北缘造山带沙柳河地区榴辉岩相高压变质岩石的发现及初步研究.青海地质,2:1~12.
[14]  左国朝,刘寄陈.1987.北祁连早古生代大地构造演化.地质科学,(1).1 4~24
[15]  Ballevere M, Lagabrille Y, Merlr O. 1990. Tertiary ductile normal faulting as a consequence of lithospheric stacking in the Western Alpes. Mem. Soc. Geol. France, 156: 227~236.
[16]  Chemenda A I, Mattauer M, Malavielle J, Bokun A N. 1995. A mechanism for syn-collisional rock exhumation and associated normal faulting: Results from physical modeling: Earth andPlanetary Science Letters, 132: 225~232.
[17]  Coleman R G, Wang X. 1995. Ultrahigh-Pressure Metamorphism.Cambridge University Press.
[18]  Liou J G, Zhang R Y, Ernst W G. 1994. An introduction to ultrahigh-pressure metamorphism. The Island Arc, 3: 1~24.
[19]  Platt J P. 1993. Exhumation of high pressure rocks: A review of concepts and processes. Terra Nova, 5: 119~133.
[20]  Wan Yusheng, Yang Jingsui, Xu Zhiqin, Wu Cailai. 2000.Geochemical Characteristics of the Maxianshan complex and Xinglongshan Group in the eastern segment of the Qilian orogenic belt. J. Geol. Soc. China (Taipei), 43(1): 107~124.
[21]  Xu Zhiqin, Zhang Jianxi, Li Haibing. 2000. Architecture and Orogeny of the Northern Qilian Orogenic Belt, Northwestern China. Journal of "the Geological Society of China" (Taipei). 43(1) 125~141.
[22]  Yang J S, Xu Z Q, Li H B, Zhang J X, Wu C L, Zhang J X, Shi R D. 2000. A Caledonian convergent border along the Qilian terraine, NW China: Evidence From Eclogite, Garnet-peridotite,ophiolite, and S-type granite. J. of "the Geological Society of China" (Taipei). 43(1) :142~160.
[23]  ZhangJX, YangJS, XuZQ, ZhangZM, LiHB, ChenW. 2000.U-Pb and Ar-Ar ages of ecologites from the northern margin of the Qaidam basin, northwestern China. Journal of "the GeologicalSociety of China" (Taipei), 43(1): 161~169.
[24]  李怀坤,陆松年,赵风清,等.1999.柴北缘的新元古主要地层事件的年代学.地球化学,13(2):224~225.
[25]  青海省地质矿产局.1991.青海省区域地质志.北京:地质出版社,1~662.
[26]  宋述光.2001.柴北缘都兰超高压地体的岩石学、矿物学、变质演化过程及构造意义.中国地质科学院博士学位论文.1~96.
[27]  夏林圻,夏祖春,等.1991.祁连、秦岭山系海相火山岩.武汉:中国地质大学出版社.59~105.
[28]  肖序常,陈国铭,朱志直.1978.祁连古蛇绿岩的地质构造意义.地质学报,52:287~195.
[29]  许志琴,崔军文,张建新.1996.大陆山链的变形构造动力学.北京:冶金工业出版社.1~246.
[30]  杨建军,朱红,邓晋福,等.1994.柴达木北缘石榴石橄榄岩的发现及其意义.岩石矿物学杂志,31(2):97~105.
[31]  杨经绥,许志琴,宋述光,等.2000.青海都兰地区榴辉岩的发现及对中国中央造山带高压-超高压变质带研究的意义.地质学报,74(2):156~168.
[32]  袁桂邦,王懋功,李惠民,郝国杰,辛后田,张宝华,王青海,田琪.2002.柴北缘绿梁山地区辉长岩的锆石U-Pb年龄及意义.前寒武纪研究进展,25(1):36~40.
[33]  张建新,许志琴,等.1995.北祁连中段加里东俯冲-增生杂岩/火山弧带及其变形特征.地球学报,154~163.
[34]  张建新,杨经绥,许志琴,等.2000.柴北缘榴辉岩的峰期和退变质年龄:来自U-Pb及Ar-Ar同位素测定的证据.地球化学,29(3):217~222.
[35]  张建新,张泽明,许志琴,杨经绥,崔军文.2002.阿尔金西段榴辉岩岩石学、地球化学和同位素年代学研究及其构造意义.科学通报,75(2):186~197.
[36]  庄文星,孙明志.2002.祁连缝合带基底的再活化:中酸性深成岩铷-锶,钐-钕同位素及地球化学特征研究.第三届(2002)海峡两岸祁连山及邻区地学研讨会--中央造山带的演化.120~122.
[37]  Arderson T B, Jamerit B. 1990. Uplift of deep crust during orogenic extensional collapse: A model based on field studies in the SognSunnfjord region of Western Norway. Tectonics, 9: 1097 ~ 1111.
[38]  Blake M C J, Jayko A S. 1990. Uplift of very high pressure rocks in the western Alps: evidence for structural attenuation along lowangle fault. Mem. Soc. Geol. France, 156: 237~246.
[39]  Chemenda A I, Mattauer M, Bokun A N. 1996. Continental subduction and a mechanism for exhumation of high-pressure metamorphic rocks: New modeling and field data from Oman:Earth and Planetary Science Letters, 143:173~182.
[40]  Harrison C G A. 1992. Rates of continental erosion and mountain buiding. Proceedings of the 21th IGC, Kyoto, Japen, 2.
[41]  Mainprice D, et al. 1986. Dominant <c> slip in naturally deformed quartz: implications for dramatic plastic softening at high temperature. Geology, 14, 819~822.
[42]  Matte Ph, Lancelot J, Mattauer M. 1998. La Zone axiale hercynienne de la Montagne Noire n\'est par un "metamorphic core complex"extensive mais un anticlinal post nappe a coeur anatectique.Geodinamica Acta (Paris), 11 (1) : 13~22.
[43]  Wu C L, Yang J S, Li H B, Shi R D. 2000. Petrogensis of the granitoides from Lenghu, northern margin of Qaidam basin, NW China. J. Geol. Soc. China (Taipei). 43(1): 107~124.
[44]  Wu H Q,Feng Y M,Huo Y G,Song S G. 1993. Metamorphism and deformation of blueschist belts and their tectonic implications,North Qilian Mountain, China: J. Metamorphic Geol. , 11: 53 ~536.
[45]  Yang J S, Xu Z Q, Zhang J X, Song S G, Wu C L, Shi R D, Li H B,Maurice Brunal. 2002a. Early Paleozoic North Qaidam UHP metamorphic belt on the northeastern Tibetan plateau and a paired subduction model. Terra Nova, 14: 397~404.

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