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...
矿床地质  2011 

邦铺钼(铜)矿床二长花岗斑岩、黑云二长花岗岩锆石Hf同位素和Ce4+/Ce3+比值

Keywords: 地球化学,Hf同位素,Ce4+/Ce3+比值,二长花岗斑岩,黑云二长花岗岩,邦铺钼(铜)矿,冈底斯,西藏

Full-Text   Cite this paper   Add to My Lib

Abstract:

文章对邦铺钼(铜)矿区产出的中新世二长花岗斑岩〔(16.23±0.19)Ma〕及古新世黑云二长花岗岩〔(62.1±1.9)Ma〕的锆石进行了微量元素和Hf同位素组成的研究。锆石Hf原位分析表明,邦铺钼(铜)矿区含矿二长花岗斑岩、成矿前黑云二长花岗岩的176Hf/177Hf比值分别为0.282818~0.282904和0.282748~0.282969,εHf(t)平均值分别为+3.0和+3.1,地壳Hf模式年龄平均值分别为878Ma和816Ma。表明岩浆源区主要来源于年轻地幔的组分,但在岩浆演化中遭受了古老地壳物质的混染。通过理论计算,获得二长花岗斑岩、黑云二长花岗岩锆石Ce4+/Ce3+比值分别为557.53和239.5,说明含矿岩体的氧逸度大于不含矿岩体的氧逸度。通过区域对比研究,从拉萨到工布江达,从雅鲁藏布江至念青唐古拉,冈底斯成矿带岩浆源区可能混染了越来越多的古老地壳物质,岩浆氧逸度逐渐增大。

References

[1]  周雄,西藏邦铺钼铜多金属矿床流体包裹体研究,成都:成都理工大学,2009.
[2]  曲晓明;江军华;辛洪波;陈华,西藏冈底斯造山带几乎同时形成的两套埃达克岩为什么一套含矿一套不含矿,矿床地质,2010(03).
[3]  曲晓明,侯增谦,国连杰,徐文艺,冈底斯铜矿带埃达克质含矿斑岩的源区组成与地壳混染:Nd、Sr、Pb、O同位素约束,地质学报,2004(06).
[4]  莫宣学;赵志丹;朱弟成;喻学惠 董国臣 周肃,西藏南部印度-亚洲碰撞带岩石圈:岩石学-地球化学约束,地球科学-中国地质大学学报,2009(01).
[5]  莫宣学;赵志丹;Don J DePaolo;周肃 董国臣,青高原拉萨地块碰撞-后碰撞岩浆作用的三种类型及其对大陆俯冲和成矿作用的启示:Sr-Nd同位素证据,岩石学报,2006(04).
[6]  李光明,刘波,屈文俊,林方成 佘宏全 丰成友,西藏冈底斯成矿带的斑岩-矽卡岩成矿系统:来自斑岩矿床和矽卡岩型铜多金属矿床的Re-Os同位素年龄证据,大地构造与成矿学,2005(04).
[7]  简伟;柳维;石黎红,斑岩型钼矿床研究进展,矿床地质,2010(02).
[8]  高一鸣,西藏工布江达县亚贵拉-沙让多金属矿床地质特征及区域成矿研究,北京:中国地质科学院,2010.
[9]  陈懋弘;章伟;杨宗喜;陆刚 侯可军 刘建辉,黔西南白层超基性岩强锆石SHRIMP U-Pb年龄和Hf同位素组成研究,矿床地质,2009(03).
[10]  Zhou X,Study on the fluid inclusions of Bangpu molybdenum copper polymetallic deposit,Tibet,成都:成都理工大学,2009.
[11]  Zhao Z H,Trace element geochemistry of accessory minerals and its applications in petrogenesis and metallogenesis,Earth Sciences Frontiers,2010(01).
[12]  Yang Z M,The Qtlong giant porphyry copper deposit in Tibet:Magmatism and mineralization,北京:中国地质科学院,2008.
[13]  Xin H B;Qu X M,Relative oxidation states of ore-bearing porphyries inferred form Ce(Ⅳ)/Ce(Ⅲ) ratio in zircon:application to the porphyry copper belt at Gandense,Tibet,Acta Mineralogical Sinica,2008(02).
[14]  Xiao B;Qin K Z;Li G M;Li J X Xia D X Chen L,Zhao J X,S-rich,highly-oxidized ore-bearing magma in the Qulong giant porphyry-type Cu-Mo deposit in southern Tibet-evidence from magmatogenic anhydrite,Acta Geologica Sinica,2009(12).
[15]  Wu Y B;Zheng Y F,Zircon genesis mineralogy and its restriction for U-Pb age,Chinese Science Bulletin,2004(16).
[16]  Wu F Y;Li X H;Zheng Y F;Gao S,Lu-Hf isotope systematics and their applications in petrology,Acta Petrologica Sinica,2007(02).
[17]  赵振华,副矿物微量元素地球化学特征在成岩成矿作用研究中的应用,地学前缘,2010(01).
[18]  杨志明,西藏驱龙超大型斑岩铜矿床--岩浆作用与矿床成因,北京:中国地质科学院,2008.
[19]  辛洪波;曲晓明,西藏冈底斯斑岩铜矿带含矿岩体的相对氧化状态:来自锆石Ce(Ⅳ)/Ce(Ⅲ)比值的约束,矿物学报,2008(2).
[20]  肖波;秦克章;李光明;李金祥 夏代祥 陈雷 赵俊兴,西藏驱龙巨型斑岩Cu-Mo矿床的富S、高氧化性含矿岩浆-来自岩浆成因硬石膏的证据,地质学报,2009(12).
[21]  吴元保;郑永飞,锆石成因矿物学研究及其对U-Pb年龄解释的制约,科学通报,2004(16).
[22]  吴福元,李献华,郑永飞,高山,Lu-Hf同位素体系及其岩石学应用,岩石学报,2007(02).
[23]  吴福元;李献华;杨进辉;郑永飞,花岗岩成因研究的若干问题,岩石学报,2007(06).
[24]  唐菊兴;王登红;汪雄武;钟康惠 应立娟 郑文宝 黎枫佶 郭娜 秦志鹏 姚晓峰 李磊 王友 唐晓倩,西藏甲玛铜多金属矿矿床地质特征及其矿床模型,地球学报,2010(04).
[25]  唐菊兴;陈毓川;多吉;刘鸿飞,杜欣,张金树,郑文宝,高一鸣,西藏冈底斯成矿带东段主要矿床类型、成矿规律和找矿评价,矿物学报,2009(增刊).
[26]  莫宣学;董国臣;赵志丹;周肃 王亮亮 邱瑞照 张凤琴,西藏冈底斯带花岗岩的时空分布特征及地壳生长演化信息,高校地质学报,2005(3).
[27]  孟祥金,西藏碰撞造山带冈底斯中新世斑岩铜矿成矿作用研究,北京:中国地质科学院,2004.
[28]  孟祥金;侯增谦;高永丰;黄卫 曲小明 屈文俊,西藏冈底斯东段斑岩铜钼铅锌成矿系统的发育时限:邦铺铜多金属矿床辉钼矿Re-Os年龄证明,矿床地质,2003(03).
[29]  梁华英;谢应雯;张玉泉,富钾碱性岩体形成演化对铜矿成矿制约--以马厂箐铜矿为例,自然科学进展,2004(01).
[30]  李皓扬;钟孙霖;王彦斌;朱弟成 杨进辉 宋彪 刘敦一 吴福元,藏南林周盆地林子宗火山岩的时代、成因及其地质意义:锆石U-Pb年龄和Hf同位素证据,岩石学报,2007(02).
[31]  更多...
[32]  纪伟强;吴福元;锺孙霖;刘传周,西藏南部冈底斯岩基花岗岩时代与岩石成因,中国科学d辑,2009(07).
[33]  侯增谦;高永丰;孟祥金;曲晓明 黄卫,西藏冈底斯中新世斑岩铜矿带:埃达克质斑岩成因与构造控制,岩石学报,2004(2).
[34]  Wu F Y;Li X H;Yang J H;Zheng Y F,Discussions on the petrogenesis of granites,Acta Petrologica Sinica,2007(06).
[35]  Tang J X;Wang D H;Wang X W;ZhongK H Ying L J Zheng W B Li F J Guo N Qin Z P Yao X F Li L Wang Y,Tang X Q,Geological Features and metallogenic model of the Jiama copper-polymetallic deposit in Tibet,Acta Geoscientica Sinica,2010(04).
[36]  Tang J X;Chen Y C;Duo J;Liu H F,Du X,Zhang J S,Zheng W B,Gao Y M,Main types,region minerogenetic regularity and prospecting evaluation on deposits in the east section of Gandise metallogenic belt,Tibet,Acta Mineralogica Sinica,2009(Supp).
[37]  Qu X M;Jiang J H;Xin H B;Chen H,A study of two groups of adakite almost simultaneously formed in Gangdese collisional orogen,Tibet:Why does one group contain copper mineralization and the other not,Mineral Deposits,2009(3).
[38]  Qu X M;Hou Z Q;Guo L J;Xu W Y,Source compositions and crustal contaminations of adakitic ore-bearing porphyries in the Gangdise copper belt:Nd,Sr,Pb and isotope constraints,Acta Geologica Sinica,2004(06).
[39]  Mo X X;Zhao Z D;Zhu D C;Yu X H Dong G C,Zhou S,On the lithosphere of Indo-Asia collison zone in southern Tibet:Petrological and geochemical constraints,Earth Sciences,2009(01).
[40]  Mo X X;Zhao Z D;DePaolo D J;Zhou S,Dong G C,Three types of collisional and post-collisional magmatism in the Lhasa block,Tibet and implications for India intra-continental subdution and mineraliization:Evidence from Sr-Nd isotopes,Acta Petrologica Sinica,2006(4).
[41]  Mo X X;Dong G C;Zhao Z D;Zhou S Wang L L Qiu R Z,Zhang F Q,Spatial and temporal distribution and characteristics of granitoids in the Gangdese,Tibet and implication for crustal growth and evolution,Geological Joural of China Universities,2005(03).
[42]  Meng X J,The Metsllogeny of The Miocene Gangdese porphyry copper belt in Tibetan collisional orogen,北京:中国地质科学院,2004.
[43]  Meng X J;Hou Z Q;Gao Y F;Huang W Qu X M,Qu W J,Development of porphyry copper-molybdenum-lead-zinc ore-forming system in east Gangsese Belt,Tibet:Evidence from Re-Os age of molybdenite in Bangpu copper polymetallic deposit,Mineral Deposits,2003(03).
[44]  Liang H-Y ;Campbell IH ;Allen C,Zircon Ce~(4+)/Ce~(3+) ratios and ages for Yulong ore-bearing porphyries in eastern Tibet,Mineralium deposita?,2006, 41(2).
[45]  LIANG Weihong ;TANG Chaorong ;WU Naihu,Cloning and characterization of a new actin gene from Oryza sativa L.,Progress in Natural Science?,2004, 14(10).
[46]  Li H Y;Zhong S L;Wang Y B;Zhu D C,Yang J H,Song B,Liu D Y,Wu F Y,Age,petrogenesis and geological significance of Linzizong volcanic successions in the Linzhou basin,southern Tibet:Evidence from zircon U-Pb dates and Hf isotope,Acta Petrologica Sinica,2007(02).
[47]  Li G M;Liu B;Qu W J;Lin F C She H Q,Feng C Y,The porphyry-skarn ore-forming system in Gangdese metallogenic belt,southern Tibet:Evidence from molybdenite Re-Os age of porphyrytype copper deposits and skarn-type copper polymetallic deposits,Geotectonica Et Metallogenia,2005(04).
[48]  Ji W Q;Wu F Y;Zhong S L;Liu C Z,Petrogenesis and ages of granites in the Gangdese batholith,South Tibet,Science in China(Series D),2009(7).
[49]  Jiang W;Liu W;Shi L H,Advance in study of porphyry molybdenum deposits,Mineral Deposits,2010(02).
[50]  Hou Z Q;Gao Y F;Meng X J;Qu X M,Huang W,Genesis of adakitic porphyry and tectonic controls on the Gangdese Miocene porphyry copper belt in the Tibetan orogen,Acta Petrologica Sinica,2004(02).
[51]  Gao Y M,Regional metallogenic rule and geological characteristics of Yaguila-Sharang mineralization concentration area,北京:中国地质科学院,2010.
[52]  Chen M H;Zhang W;Yang Z X;Lu G Hou K J,Liu J H,Zircon SHRIMP U-Pb age and Hf isotopic composition of Baiceng ultrabasic dykes in Zhenfeng County,southwestern Guizhou Province,Mineral Deposits,2009(03).
[53]  Blichert T J;Albarède F,The Lu-Hf isotope geochemistry of chondrites and the evolution of the mantle-crust system,Earth Planet,1997.
[54]  E.A. Belousova ;W.L. Griffin ;Suzanne Y. O\'Reilly,Igneous zircon: trace element composition as an indicator of source rock type,Contributions to Mineralogy and Petrology?,2002, 143(5).
[55]  Julian R. Ballard ;J. Michael Palin ;Ian H. Campbell,Relative oxidation states of magmas inferred from Ce(IV)/Ce(III) in zircon: application to porphyry copper deposits of northern Chile,Contributions to Mineralogy and Petrology?,2002, 144(3).

Full-Text

comments powered by Disqus

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133