40Ar-39Ar age and geochemical features of the Mayum adakitic porphyry in Tibet;西 藏 马 莜 木 埃 达 克 质 斑 岩 的 4" Ar-39A r 年龄与地 球 化 学 特 征 ！

Yanshi Xuebao/Acta Petrologica Sinica

Volumn 22, Issue 3, 2006, Pages 603-611

  Jiang, SiHong ^a   Nie, Fengjun ^a   Hu, Peng ^a   Liu, Yan ^a  

^a INSTITUTE OF MINERAL RESOURCES   (China)

Author keywords

40Ar 39Ar age; Adakite; Granodiorite porphyry; Mayum; Tibet

Indexed keywords

EID: 85168630378     PISSN: 10000569     EISSN: 20958927     Source Type: Journal    
DOI: 10.0000/6d028282987e42d0aeb5d4eda39a609a     Document Type: Article

References (19)

1. Bureau of Geology and Mineral Resources of Xizang Autonomous Region. 1993. Regional Geology of Xizang (Tibet) Autonomous Region. Beijing:Geological Pubishing House,1-707 (in chinese)
2. Chen W,Liu XY and Zhang SH. 2002a. Continuous laser stepwise heating 40Ar/39 Ar dating technique. Geological Review, 48 (Supp.): 127 [134 (in Chinese with English abstract)
3. Chen W,Zhang Y,Ji Q et al. 2002b. The magmatism and deformation times of the Xidatan rock series East Kunlun Mountain. Science in China,Series B,45(Supp.) 20-27
4. Defant MJ and Drummond MS. 1990. Derivation of some modern arc magmas by melting of young subducted lithosphere. Nature,347: 662-665
5. Defant MJ and Drummond MS. 1993. Mount St. Helens:Potential example of partial melting of subducted lithosphere in a volcanic arc. Geology 21: 547-550
6. Drummond MS and Defant MJ. 1990. A model for trondhjemite4tonalite4 dacite genesis and crustal growth via slab melting: Archean to modern comparisons. J. Geophys. Res.,95: 21503-21521
7. Gao YF, Hou ZQ and Wei RH. 2003. Neogene porphyries from Gangdese: petrological geochemical characteristics and geodynamic significances. Acta Petrologica Sinica 19 (3): 418-428 (in Chinese with English abstract)
8. Hou ZQ, Gao YF Meng XJ Qu XM and Huang W. 2004. Genesis of adakitic porphyry and tectonic controls on the Gangdese Miocene porphyry copper belt in the Tibetan orogen. Acta Petrologica Sinica,20 (2):239-248 (in Chinese with English abstract)
9. Hou ZQ,Mo XX, Gao YF,Qu XM,and Meng XJ. 2003. Adakite,a possible host rock for porphyry copper deposits: Case studies of porphyry copper belts on Tibetan Plateau and in northern Chile. Mineral Deposits,22: 1-12 (in Chinese with English abstract)
10. Jiang SH and Nie FG. 2003. Nd-isotope constraints on origin of the Shuiquangou intrusive complex,north4western Hebei,China. Geological Review,49(4):355-360 (in Chinese with English abstract)
11. Martin H. 1999. Adakitic magmas: Modern analogues of Archean granitoids. Lithos,46411-429
12. Mearns EW. 1986. Sm-Nd ages for Norwegian garnet peridotite. Lithos,19269-278
13. Middlemost E A K. 1985. Magams and magmatic rocks. London:Longman,1-266
14. Qu Xiaoming,Hou Zengqian and Li Youguo. 2004. Melt components derived from a subducted slab in late orogenic ore-bearing porphyries in the Gangdese copper belt southern Tibet plateau. Lithos, 74: 131-148
15. Rapp PR, Watson EB and Miller CF. 1991. Partial melting of amphibolite/eclogite and the origin of Archean trondhjemite and tonalities. Precambrian Res.,511-25
16. Rushmer T. 1991. Partial melting of two amphibolites: Contrasting experimental results under fluid-absent conditions. Contrib. Mineral. Petrol.,10741-59
17. Sajona F G,Maury RC,Pubellier M,Leterrier J,Bellon H and Cotton J. 2000. Magmatic source enrichment by slab-derived melts in a postcollision setting,central Mindanao (Philippines). Lithos 54: 173-206
18. Sun SS and McDonough WF. 1989. Chemical and isotopic systematics of oceanic basalts implications for mantle composition and processes. Geol. Soc. Spec. Publ.,42313-345
19. Taylor S R and McClennan S. 1985. The continental crust: Composition and evolution. Blackwell Scientific Publications, 54: 209-230372