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矿床地质  2011 

宁夏卫宁北山地区矿床类型及成矿时代

Keywords: 地质学,地球化学,成矿时代,成矿类型,金属矿,卫宁北山,宁夏

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Abstract:

从大地构造位置及区域成矿背景来看,卫宁北山地区具备寻找到大型多金属矿床的良好前景。笔者对黄石坡沟典型矿段的研究,证明了该区广泛出露的石英闪长玢岩与成矿的关系非常密切。为了确定该矿床的成矿时代,首次使用锆石微区定年技术,对二人山、金场子等典型矿段中闪长玢岩内的锆石进行了年龄测定,确定了该区有2期岩浆侵入活动,2期岩浆侵入均与该区成矿关系密切。笔者还系统研究了该矿区的成矿类型,认为其总体上是一个统一的构造-岩浆热液成矿系统,目前已发现的矿床的成因类型属于浅成中-低温热液矿床,其工业类型属于构造蚀变岩型矿床。

References

[1]  Li C M.A Review on the minerageny and situ microanalytical dating techniques of zircons[J].Geological Survey and Research,2009(03)
[2]  Liati A;Gebauer D;Wysoczanski R,U-Pb SHRIMP dating of zircon domains from UHP garnet-rich mafic rocks and late pegmatoids in the Rhoodope zone,N Greece:Evidence for Early Cretaceous crystallization and Late Cretaceous metamorphism,Chemical Geology,2002.
[3]  Hoskin P W O;Schaltegger U,The composition of zircon and igneous and metamorphic petrogenesis,Reviews in Mineralogy and Geochemistry,2003.
[4]  张德全;丰成友;李大新;佘宏全 董英君.紫金山地区斑岩-浅成热液成矿系统的成矿流体演化[J].地球学报,2005(02)
[5]  宁夏地质矿产勘查开发局,宁夏回族自治区区域地质志,北京:地质出版社,1990.
[6]  李朝阳.中国低温热液矿床集中分布区的一些特点[J].地学前缘,1999(1)
[7]  李长明.锆石成因矿物学与锫石微区定年综述[J].地质调查与研究,2009(03)
[8]  Zhang D Q;Feng C Y;Li D X;She H Qand Dong Y J.The evolution of ore-forming fluids in the porphyry-epithermal metallogenic system of Zijinshan area[J].Acta Geosiicientia Sinica,2005(02)
[9]  Wiedeneck M;Alle P;Corfu F;Griffin W L,Meier M,Oberli F,Vonquadt A,Roddick J C and Speigel W,Three natural zircon standards for U-Th-Pb,Lu-Hf,trace-element and REE analyses,GEOStandards Newsletter,1995.
[10]  Stacey J S;Kramers J D,Approximation of terrestrial lead isotope evolution by a two-stage mode,Earth and Planetary Science Letters,1975.
[11]  Ningxia Bureau of Exploration and Development of Geology and Mineral Resources,Regional geolgoy of Ningxia Hui Autonomous Region,Beijing:Geol Pub House,1990.
[12]  Ludwing K R,Users manual for Isoplot/Ex rev.249,Berkeley Geochronologhy Centre,Special Publication,2001.
[13]  Li Z Y,Some geological characteristics of concentrated distribution area of epithermal deposits in China,Earth Sciences Frontiers,1999(01).
[14]  Tang J H;Gu L X;Zhang Z Z;Wu C Z San J Z Wang C S Liu S H and Zhang G H.Salt water springs slice hemp shape granite zircon hydrothermal hyperplasia edge cathodeluiminescence and rare earth elements characteristics[J].Progress in Natural Science,2008(7)
[15]  唐俊华;顾连兴;张遵忠;吴昌志 三金柱 汪传胜 刘四海 张光辉.咸水泉片麻状花岗岩锆石热液增生边阴极发光及稀土元素特征[J].自然科学进展,2008(07)
[16]  Vavra G;Schmid R;Gebauer D,Internal morphology,habit and U-Th-Pb microanalysis of amphibole to granulite facies zircon:Geochronology of the Ivren Zone,Southern Alpss,Contrib Minera Petrol,1999.
[17]  Frank Tomaschek ;Allen K. Kennedy ;Igor M. Villa ;Markus Lagos ;Chris Ballhaus,Zircons from Syros, Cyclades, Greece-Recrystallization and Mobilization of Zircon During High-Pressure Metamorphism,Journal of Petrology?,2003, 44(11).
[18]  Hermann J;Rubatto D;Korsakov A,Multiple zircon growth during fast exhumation of diamondiferous,deeply subducted continental crust,Kokchetav Massif,Kazakhstan,Contributions to Mineralogy & Petrology,2001.

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