柴北缘查查香卡铀矿床花岗闪长岩体地球化学特征及其意义
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摘要
查查香卡铀矿床位于柴达木盆地东北缘,产于华力西期花岗闪长岩体外接触带滩间山群糜棱岩化斜长角闪片岩中,含矿岩石中大量发育定向排列的长英质脉、钾长石细脉。通过对华力西期花岗岩体的地球化学分析,详细讨论了研究区华力西期花岗闪长岩有关的主量、微量及稀土元素的特征。
引文
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[2]钟军,等.柴北缘查查香卡铀-钍-铌-稀土矿床地质特征及矿床成因:一种与钠长岩相关的新矿化类型[J].地学前缘,2018,25(5):222-236.
[3]青海省地质矿产局.托莫尔日特幅1:5万区域地质调查报告[R]. 1998.
[4]Wright J B. A simple alkalinity ratio and its application to questions of non-orogenic granite genesis[J]. Geological Magazine,1969,106(4):15.
[5]Middlemost E A K. Naming materials in the magma/igneous rock system[J]. Earth-Science Reviews,1994,37(3-4):215-224.
[6]Rickwood P C. Boundary lines within petrologic diagrams which use oxides of major and minor elements[J].Lithos,1989,22(4):247-263.
[7]Pearce J A,Harris N B W,Tindle A G. Trace Element Discrimination Diagrams for the Tectonic Interpretation of Granitic Rocks[J]. Journal of Petrology,1984,25(4):956-983.
[8]Wedepohl K H. The Composition of the Continental Crust[J]. Geochimica et Cosmochimica Acta,1995,59(7):1217-1232.
[9]Wilson M. Igneous Petrogenesis[M]. London:Unwin Hyman Press,1989:295-323.
[10]Sun S S. Chemical and isotopic systematics of oceanic basalts:implications for mantle composition and processes. In Magmatism in the ocean basins[J]. Geol. Soc.Spec. Publ. 1989,42.
[11]Milani L,Lehmann J,Naydenov K V,et al. Atype magmatism in a syn-collisional setting:The case of the Pan-African Hook Batholith in Central Zambia[J]. Lithos,2015,216-217:48-72.