全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
地质学报  2011 

赣杭构造带金衢盆地燕山期基性脉岩地球化学特征及成因探讨

, PP. 354-365

Keywords: 赣杭构造带,金衢盆地,基性脉岩,元素地球化学,岩石成因

Full-Text   Cite this paper   Add to My Lib

Abstract:

赣杭构造带金衢盆地内发育有燕山期基性脉岩,岩石类型主要为辉绿(玢)岩。K-Ar年代学研究显示基性脉岩产出时代为69.5Ma-131.7Ma,为白垩纪岩浆活动的产物。SiO2范围为46.70~50.23wt%,K2O+Na2O为4.01~7.82wt%,可分为碱性和亚碱性岩两类。微量元素相对富集大离子亲石元素(LILE)(K、Rb、Ba)和轻稀土元素(LREE),亏损高场强元素(HFSE)(Ta、Nb、Ti)和重稀土元素(HREE)。(87Sr/86Sr)i=0.70642~0.70869,(143Nd/144Nd)i=0.512244~0.512352,εNd(t)=-2.3~-5.9,岩浆源区性质从相对亏损地幔-富集地幔分布,靠近构造带中心位置偏亏损地幔,两侧偏富集地幔。基性脉岩主要为部分熔融作用的产物,成岩过程中存在橄榄石、单斜辉石及磷灰石等矿物的分离结晶;江山安顶脉岩为斜长石堆晶产物,并伴有辉石和磷灰石的分离结晶。岩石的形成主要和部分下地壳的拆沉及玄武质岩浆底侵有关。深大断裂的重新活化及其后期控制作用对成岩影响明显。

References

[1]  Condie K C,Chemical composition and evolution of the upper continental crust:Contrasting results from surface samples and shales,Chemical Geology,1993(1-4).
[2]  Chen Jiangfeng;Jahn B M,Crustal evolution of southeastern China:Nd and Sr isotopic evidence,Tectonophysics,1998(1-2).
[3]  Charvet J;Lapierre H;Yu Y W,Geodynamics significance of the Mesozoic volcanism of southeastern China,Journal of Southeast Asian Earth Sciences? ,1994, 9.
[4]  毛建仁;许乃政;胡青;邢光福 杨祝良,福建省上杭-大田地区中生代成岩成矿作用与构造环境演化,岩石学报,2004(02).
[5]  刘?;胡瑞忠;赵军红;冯彩霞 钟宏 曹建劲 史丹妮,胶北晚中生代煌斑岩的岩石地球化学特征及其成因研究,岩石学报,2005(03).
[6]  刘?;胡瑞忠;赵军红;冯彩霞 曹建劲,山东中生代基性脉岩的元素地球化学及其成因,地球化学,2005(04).
[7]  刘?;胡瑞忠;赵军红;冯彩霞,鲁西晚中生代基性脉岩的成因和源区性质:岩石学和地球化学,地质论评,2004(06).
[8]  Li Xianhua;McCulloch M T,Geochemical characteristics of Cretaceous mafic dikes from northern Guangdong,SE China:Age,origin and tectonic significance,Mantle Dynamics and Plate Interaction in East Asia Geodynamics,1998.
[9]  Le Roex A P,Geochemical correlation between southern African kimherlites and South Atlantic hotspots,Nature,1986(6094).
[10]  Kazmin V G;Byakov A F,Magmatism and crustal accretion in continental rifts,Journal of African Earth Sciences? ,2000, 30(03).
[11]  Bor-ming Jahn ;Fuyuan Wu ;Ching-Hua Lo ;Chin-Ho Tsai,Crust-mantle interaction induced by deep subduction of the continental crust: geochemical and Sr-Nd isotopic evidence from post-collisional mafic-ultramafic intrusions of the northern Dabie complex, central China,Chemical geology?,1999, 157(1-2).
[12]  RUI-ZHONG Hu ;XIAN-WUBI ;MEI-FU ZHOU,Uranium Metallogenesis in South China and Its Relationship to Crustal Extension during the Cretaceous to Tertiary,Economic geology?,2008, 103(3).
[13]  Halls H C,The importance and potential of mafic dyke swarms in studies of geodynamic processes,Geoscience Canada,1982(03).
[14]  祖辅平;李成;王彬,金衢盆地的沉积相,沉积学报,2004(03).
[15]  周金城;陈荣,闽东南晚中生代壳幔作用地球化学,地球化学,2001(06).
[16]  赵振华,关于岩石微量元素构造环境判别图解使用的有关问题,大地构造与成矿学,2007(01).
[17]  张星蒲,赣杭构造带中生代红色碎屑沉积盆地的形成和演化,铀矿地质,1999(02).
[18]  张星蒲,赣杭构造带中生代火山盆地的形成和演化,铀矿地质,1999(01).
[19]  张旗;金惟俊;王元龙;李承东 王焰 贾秀勤,大陆下地壳拆沉模式初探,岩石学报,2006(02).
[20]  余心起;吴淦国;舒良树;颜铁增 张达 狄永军,白垩纪时期赣杭构造带的伸展作用,地学前缘,2006(03).
[21]  余心起;舒良树;颜铁增;俞云文 祖辅平 王彬,江山一广丰地区早白垩世晚期玄武岩的岩石地球化学及其构造意义,地球化学,2004(05).
[22]  闫峻;陈江峰,鲁东青山组中性火山岩的地球化学特征:岩石成因和地质意义,地球化学,2007(01).
[23]  闫峻;陈江峰;喻钢;钱卉 周泰禧,长江中下游晚中生代中基性岩的铅同位素特征:富集地幔的证据,高校地质学报,2003(02).
[24]  徐夕生;蔡元峰,中国东南部新生代岩石圈地幔研究,南京大学学报(自然科学版),2000(06).
[25]  谢桂青;毛景文;胡瑞忠;李瑞玲 曹建劲,赣中早第三纪镁铁质岩石的地质地球化学及其地质意义,岩石学报,2005(01).
[26]  谢桂青;毛景文;胡瑞忠;李瑞玲 曹建劲,中国东南部中-新生代地球动力学背景若干问题的探讨,地质论评,2005(06).
[27]  吴福元;葛文春;孙德有;郭春丽,中国东部岩石圈减薄研究中的几个问题,地学前缘,2003(03).
[28]  吴福元;Wilde S;孙德有,佳木斯地块片麻状花岗岩的锆石离子探针U-Pb年龄,岩石学报,2001(03).
[29]  王岳军;廖超林;范蔚茗;彭头平,赣中地区早中生代OIB碱性玄武岩的厘定及构造意义,地球化学,2004(02).
[30]  王德滋;沈渭洲,中国东南部花岗岩成因与地壳演化,地学前缘,2003(03).
[31]  秦社彩;范蔚茗;郭锋;李超文 高晓峰,浙江浦江晚中生代埃达克质火山岩的成因,岩石学报,2006(09).
[32]  齐有强;胡瑞忠;刘?;戚华文 冯彩霞,赣杭构造带中西段中生代基性脉岩地球化学特征对比研究,吉林大学学报(地球科学版),2008(05).
[33]  毛建仁;陈荣;李寄蜗;赵希林,闽西南地区晚中生代花岗质岩石的同位紊年代学、地球化学及其构造演化,岩石学报,2006(06).
[34]  胡瑞忠;毕献武;彭建堂;刘? 钟宏 赵军红 蒋国豪,华南地区中生代以来岩石圈伸展及其与铀成矿关系研究的若干问题,矿床地质,2007(02).
[35]  葛小月;李献华;周汉文,琼南晚白垩世基性岩墙群的年代学、元素地球化学和Sr-Nd同位索研究,地球化学,2003(01).
[36]  吕学斌,金衢盆地沉积环境演变,山地学报,1993(01).
[37]  McDonough W F;Sun S S,The composition of the Earth,Chemical Geology,1995(3-4).
[38]  Liu S;Hu R;Gao S,U-Pb zircon age,geochemical and Sr-Nd-Pb-Hf isotopic constraints on age and origin of alkaline intrusions and associated mafic dikes from Sulu orogenic belt,eastern China,Lithos? ,2008, 106.
[39]  Liu, S ;Hu, RZ ;Gao, S ;Feng, CX ;Qi, L ;Zhong, H ;Xiao, TF ;Qi, YQ ;Wang, T ;Coulson, IM,Zircon U-Pb geochronology and major, trace elemental and Sr-Nd-Pb isotopic geochemistry of mafic dykes in western Shandong Province, east China: Constrains on their petrogenesis and geodynamic significance,Chemical geology?,2008, 255(3/4).
[40]  Liu Shen;Zou Haibo;Hu Ruizhong;Zhao Junhong Feng Caixia Mesozoic mafic dikes from the Shandong Peninsula,North China Craton:Petrogenesis and tectonic implications [J] 2006(02) doi:10.2343/geochemj.40.181
[41]  Li Zhengxiang;Li Xianhua,Formation of the 1300-km-wide intracontinental orogen and postorogenic magmatic province in Mesozoic South China:A flat-slab subduction model,Geology,2007(02).
[42]  李献华;胡瑞忠;饶冰,粤北白垩纪基性岩脉的年代学和地球化学,地球化学,1997(02).
[43]  Foley S;Tiepolo M;Vannucci R Growth of early continental crust controlled by melting of amphibolite in subduction zones [J] 2002(6891) doi:10.1038/nature00799
[44]  Wang Qiang;Xu Jifeng;Jian Ping;Bao Zhiwei Zhao Zhenhua Li Chaofeng Xiong Xiaolin Ma Jinlong,Petrogenesis of adakitic porphyries in an extensional tectonic setting,Dexing,South China:implications for the genesis of porphyry copper mineralization,Journal of Petrology,2006(01).
[45]  Taylor S R;McLennan S M,The continental crust:Its composition and evolution,United States:Blackwell Scientific Publications,1985.
[46]  Sun S S;McDonough W F,Chemical and isotopic systematics of oceanic basahs:implications for mantle composition and processes,Geological Society London Special Publications,1989(01).
[47]  Rudnick R L;Gao S,Composition of the continental crust,Treatise on geochemistry,2003.
[48]  Qi Q;Taylor L A;Zhou X,Petrology and geoche-mistry of an unusual tridymite-hercynite xenolith in tholeiite from Southeastern China,Mineralogy and Petrology? ,1994, 50(04).
[49]  Pearce J A;Norry M J,Petrogenetic implications of Ti,Zr,Y,and Nb variations in volcanic rocks,Contributions to Mineralogy & Petrology,1979.
[50]  Zhou X M;Li W X,Origin of Late Mesozoic igneous rocks in Southeastem China:Implications for lithosphere subduction and underplating of mafic magmas,TECTONOPHYSICS? ,2000, 326(3/4).
[51]  Zhao Zhenhua,How to Use the Trace Element Diagrams to Discriminate the Tectonic Settings,Geotectonica Et Metallogenia,2007(01).
[52]  Li Xianhua;Chung Sunlin;Zhou Hanwen,Jurassic intraplate magmatism in southern Hunan-eastern Guangxi:40Ar/39Ar dating,geochemistry,Sr-Nd isotopes and implications for the tectonic evolution of SE China.Geol.Soc,London Spec Publ? ,2004, 226.
[53]  Xiong Xiaolin;Li Xianhua;Xu Jifeng;Li Wuxian Zhao Zhenhua Wang Qiang Chen Xiaoming Extremely high-Na adakite-like magmas derived from alkali-rich basaltic underplate:The Late Cretaceous Zhantang andesites in the Hoichang Basin,SE China [J] 2003(02) doi:10.2343/geochemj.37.233
[54]  Wu Ganguo;Zhang Da;Di Yongjun;Zang W wenshuan Zhang Xiangxin Song Biao Zhang Zhongyi,SHRIMP zircon U-Pb dating of the intrusives in the Tongling metallogenic cluster and its dynamic setting,Science in China(Series D),2008(07).
[55]  Winchester J A;Floyd P A,Geochemical magma type discrimination:application to altered and metamorphosed basic igneous rocks,Earth and Planetary Science Letters,1976(03).
[56]  YUEJUN WANG ;WEIMING FAN ;FENG GUO,Geochemistry of Mesozoic Mafic Rocks Adjacent to the Chenzhou-Linwu fault, South China: Implications for the Lithospheric Boundary between the Yangtze and Cathaysia Blocks,International Geology Review?,2003, 45(3).
[57]  Wang Q;Wyman D A;Xu J F,Partial melting of thickened or delaminated lower crust in the middle of Eastern China:implications for Cu-Au mineralization,Journal of Geology? ,2007, 115.
[58]  Mohr P A,Crustal contamination in mafic sheets:a summary,Special Publication-Geological Association of Canada,1987.
[59]  李献华,诸广山岩体内中基性岩脉的成因初探-Sr、Nd、O同位素证据,科学通报,1990(16).
[60]  李武显;周新民,古太平洋岩石圈消减与中国东南部晚中生代火成岩成因--岩石圈消减与玄武岩底侵相结合模式的补充证据,大地构造与成矿学,2001(01).
[61]  李曙光;聂永红;郑双根,俯冲陆壳与上地幔的相互作用-Ⅰ.大别山同碰撞镁铁-超镁铁岩的主要元素及痕量元素地球化学,中国科学d辑,1997(06).
[62]  Feng Guo ;Weiming Fan ;Yuejun Wang,Origin of early Cretaceous calc-alkaline lamprophyres from the Sulu orogen in eastern China:implications for enrichment processes beneath continental collisional belt,Lithos?,2004, 78(3).
[63]  Gilder SA;Gill J;Coe R S;Zhao X X Liu Z W Wang G X Yuan K R Liu W L Kuang G D Wu H R,Isotopic and paleomagnetic constraints on the Mesozoic tectonic evolution of south China,Journal of Geophysical Research,1996(B7).
[64]  Gilder S A;Keller G R;Luo M,Timing and spatial distribution of rifting in China,Tectonophysics? ,1991, 197.
[65]  熊绍柏;赖明惠;刘宏宾;于桂生,屯溪-温州地带的岩石圈结构与速度分布,北京:冶金工业出版社,1993.
[66]  王强;赵振华;简平;许继峰 包志伟 马金龙,德兴花岗闪长斑岩SHRIMP锫石U-Pb年代学和Nd-Sr同位素地球化学,岩石学报,2004(02).
[67]  高山;Ducea M N,下地壳拆沉作用及大陆地壳演化,高校地质学报,1998(03).
[68]  范蔚茗;王岳军;郭锋;彭头平,湘赣地区中生代镁铁质岩浆作用与岩石圈伸展,地学前缘,2003(03).
[69]  邓家瑞;张志平,赣杭构造带区域大地构造背景的探讨,铀矿地质,1999(02).
[70]  邓家瑞;张志平,赣杭构造带前寒武纪构造格局的探讨,铀矿地质,1997(06).
[71]  陈繁荣;王德滋,赣杭地区中生代两类不同成因火山-侵入杂岩的对比研究,地球化学,1995(02).

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133