Geochemical characteristics of the blueschists and its tectonic significance in the central Qiangtang area, Tibet;青藏高原羌塘中部蓝片岩的地球化学特征及其构造意义

Yanshi Xuebao/Acta Petrologica Sinica

Volumn 18, Issue 4, 2002, Pages 517-525

  Deng, XiGuang ^a,b   Ding, Lin ^a   Liu, XiaoHan ^a   An, Yin ^c   Paul, A Kapp ^c   Michael, A Murphy ^c   Craig, E Manning ^c  

^a Chinese Academy oj Sciences   (China)

^b GUANGZHOU INSTITUTE OF GEOCHEMISTRY   (China)

^c UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

Blueschist; Geochemical characteristics; Oceanic island alkali basalt; Palaeo Tethyan ocean; Tibet

Indexed keywords

EID: 85168648946     PISSN: 10000569     EISSN: 20958927     Source Type: Journal    
DOI: 10.0000/6fa92a2342b54ba6923495fda4ca0aaf     Document Type: Article

References (38)

1. Avigad D and Garfunkcl Z. 1991. Uplift and exhumation of high-pressure mctamorphic terrains; the example of the Cycladic blueschist belt (Aegean Sea). Tectonophysics, 188: 357 — 372
2. Bass M N, Moberty R, Rhodes JM et al. 1973. Volcanic rocks cored in the central Pacific Leg. 17. Initial Reports of the Deep Sea Drilling Project, 17:429 — 503
3. Cadet JP, Kobayashi K and Lallemand S et al. 1987. Deep scientific dives in the Japan and Kurile trenches. Earth and Planetary Science Letters, 83: 313 — 328.
4. Cloos M. 1993. Lithospheric buoyancy and collisional orogenesis: subduction of oceanic plateaus, continental margins, island arcs, spreading ridges, and seamounts. Geological Society of America Bulletin, 105= 715—737
5. Coleman RG. 1972. Blueschist metamorphism and plate tectonics. Proc. 21th Int. Gcol. Congr., 2 = 19 — 26
6. Deng Wanming, Yin Jixiang and Guo Zhongping. 1996. Basic-ultra-basic and volcanic rocks in Chagbu-Shuanghu area of North Xizang(Tibet). Science in China (Scries D), 39(4): 359-368
7. Deng Xiguang, Ding Lin, Liu Xiaohan et al. 2000. Discovery of blueschistd in Gangmar-Taoxing Co area, central Qiangtang, northern Tibet. Scientia Geologica Sinica, 35(2): 227 — 232. (in Chinese with English abstract)
8. 39Ar isotopic ages of blueschists in Gangmar, central Qiangtang, Northern Tibet. Chinese Science Bulletin, 46(5): 423-427
9. Dobretsov NL. 1991. Blueschists and eclogites: a possible plate tectonic mechanism for their emplacement from the upper mantle. Tectonophysics, 186: 253 — 268
10. Dong Xuebin, Wang Zhongmin, Tan Chengze et al. 1991. New results of paleomagnetic studies of the Qinghai-Tibet Plateau. Geological Review, 37(2): 160—164 (in Chinese with English abstract)
11. Ernst WG. 1979, Coexisting sodic and Calcic amphibole from high-pressure metamorphic belts and the stability of barroistic amphiboles. Mineralogical Magazine, 43: 269 — 278
12. Glassiey W. 1974. Geochemistry and tectonics of Grescent volcanic rocks, Olympic Peninsula, Washington. Geol. Soc. Am. Bull., 85:785-794
13. Hcnning A. 1915. Eur Petrographic and Geologie Von Sudwcst Tibet. In: Southern Tibet 5 (Hedin S ed.), Stockholm
14. Hofmann AW. 1997. Mantle geochemistry: the message from oceanic volcanism. Nature, 385: 219 — 229
15. Hu Ke, Li Cai, Cheng Liren et al. 1995. Gangmacuo-Shuanghu blueschist belt in central Qiangtang area of Tibet and its geological significance. Journal of Changchun College of Geology, 25 (3): 268 — 271 (in Chinese with English abstract)
16. Irvine TN and Baragar WRA. 1971. A guide to the chemical classification of the common volcanic rocks. Canadian Journal of Earth Sciences, 8: 523 — 548
17. Isozaki Y. 1997. Contracting two types of orogen in Permo-Triassic Japan: accretionary versus collisional. The Island Arc- 6: 2 — 24
18. Li Cai. 1987. The Longmucuo-Shuanghu-Langcangjiang plate suture and the north boundary of distribution of Gondwana facies Per-mo-Carboniferous system in northern Xizang, China. Journal of Changchun College of Geology, 17(2): 155—166 (in Chinese with English abstract)
19. Li Cai, Chen Liren, Hu Ke et al. 1995. Study on the Paleo-Tethys suture zone of Lungmu Co — Shuanghu, Tibet. Beijing: Geological Publishing House (in Chinese with English abstract)
20. Li Shuguang. 1993. Ba-Nb-Th-La diagrams used to identify tectonic environments of ophiolite. Acta Petrologica Sinica, 9(2): 146 — 157 (in Chinese with English abstract)
21. Maruyama S and Liou JG. 1989. Possible depth limit for underplating by a scamount. Tectonophysics, 160: 327—337
22. Meschede M. 1986. A method of discriminating between different types of mid-ocean ridge basalts and continental tholeiites with the Nb-Zr-Y diagram. Chemical Geology, 56: 207 — 218
23. Mullen ED. 1983. MnO/Ti02/P205: A miner element discriminent for basaltic rocks of volcanic environments and its implications for petrogenesis. Earth and Planetary Science Letters, 62: 53 — 62
24. Nakajima T, Banno S and Suzuki T. 1977. Reactions leading to the disappearance of pumpcllyitc in low-grade mctamorphic rocks of the Sanbagawa mctamorphic belt in central Shikoku, Japan. Journal of Petrology, 18: 263 — 284
25. Pearce JA. 1982, Trace element characteristics of lavas from destructive plate boundaries. In: Thorpe RS (cd.) Andesites, New York: John Wiley And Sons, 525 — 548
26. Pearce J A and Gale GH. 1977. Identification of ore-deposition environment from trace element geochemistry of associated igneous host rocks. In: Volcanic Studies Group, Geol. Soc. London (cd.), Volcanic Processes in Ore Genesis. Spec. Publ. Geol. Soc. London, 7: 14 — 21
27. Pearce TH and Cann JR. 1973. Tectonic setting of basic volcanic rocks determined using trace element analyses. Earth and Planetary Science Letters, 19: 290-300
28. Piskett EA and Robertson AHF. 1996. Formation of the Late-Palaeozoic-Early-Mesozoic Karakaya Complex and related ophiolitcs in NW Turkey by Palaeotethyan subduction-accretion. Earth and Planetary Science Letters, 153: 995 — 1009
29. Sun Dong-Li. 1993. On the Permian biogeographic boundary between Gondwana and Eurasia in Tibet, China as the eastern section of the Tethys. Palaeogeography, Palaeoclimatology, Palacoccology. 100: 59—77
30. Sun SS and McDonough WF. 1989. Chemical and isotopic systematics of oceanic basalts; implications for mantle composition and processes. In: Saunders AD and Norry MJ (eds.) Magmatism in the Ocean Basins. Geological Society Special Publication, No. 42: 313-315
31. Thompson AB and Ridley JR. 1987. Pressure-temperature-time (PT-t) histories of orogenic belts. Philos. Trans. R. Soc. London, Ser. A, 321: 27 — 45
32. Volkova NI and Budanov VI. 1999. Geochemcal discrimination of metabasal rocks of the Fan-Karategin transition blueschist/ greenschist belt, South Tianshan, Tajikistan: seamount volcanism and accretionary tectonics. Lithos, 47: 201 — 216
33. Wang Chcngshan, Hu Chengzu, Wu Ruizhong et al. 1987. Significance of the discovery of Chasang — Chabu rift in northern Xizang (Tibet). Journal of Chengdu College of Geology, 14 (2): 33 —15 (in Chinese with English abstract)
34. Yao Zongfu. 1988. Discovery of glaucophane-bearing rocks in northern Tibet. Regional Geology of China, 2: 190 and 183 (in Chinese with English abstract)
35. Ye Huiwen. 1987. Mctamorphism of the glaucophane-schists in China. Journal of Petrology and Mineralology, 6(2): 101 — 113 (in Chinese with English abstract)
36. Zhang Q, Zhang KW and Li DZ. 1992. Mafic-UHramafic rocks in Hengduan Mountains region. Beijing: Science Press (in Chinese)
37. Zhang Zhaozhong, Feng Jinjiang and Zhang Bingliang. 1986. Glaucophane Schist in China and plate tectonics. Acta Petrologica Sinica, 2C1): 31—40 (in Chinese with English abstract)
38. Zhong Dalai et al. 1998. Paleo-Tethys orogenic belt in Western Yunnan-Sichuan. Beijing: Science Press (in Chinese)