Nd-Sr isotopic and geochemical evidence on the tectonic setting of the Tadun Creek ophiolite, North Qilian fold belt, NW China

Journal of the Geological Society of China

Volumn 43, Issue 1, 2000, Pages 31-42

  Chung, Chuan Hsiung ^a   Smith, Alan D ^a  

^a NATIONAL CHENG KUNG UNIVERSITY   (Taiwan)

Author keywords

Nd Sr isotopes; Ophiolite; Qilian belt; Supra subduction

Indexed keywords

ISOTOPIC COMPOSITION; NEODYMIUM; OPHIOLITE; STRONTIUM; SUBDUCTION; TECTONIC SETTING;

CHINA;

EID: 0034116746     PISSN: 10187057     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (45)

1. Chen, Y., Zhou, D., Wang, E., and Li, X. (1995) Geochemical characteristics of boninite series rocks found in Dachadaban ophiolite (DDO) Sunan county, North Qilian mountains: Acta Petrol. Sinica, 11, 147-153 (in Chinese with English abstract)
2. Claesson, S., Pallister, J.S. and Tatumoto, M. (1984) Samarium-neodymium data on two Late Proterozoic ophiolites of Saudi Arabia and implications for crustal and mantle evolution: Contrib. Mineral. Petrol., 84, 244-252.
3. Cohen, R.S. and O'Nions, R. K. (1982) The lead, neodymium and strontium isotopic structure of oceanic basalts: J. Petrol., 23, 299-324.
4. Edwards, R.L. and Wasserburg, G.J. (1985) The age and emplacement of obducted oceanic crust in the Urals from Sm-Nd and Rb-Sr systematics: Earth Planet. Sci. Lett., 72, 389-404
5. Feng, Y.M. and He, S.P. (1996) Geotectonics and orogeny of the Qilian Mountains, China, Geological Publishing House, Beijing, p135. (in Chinese with English abstract)
6. Hawkesworth, C.J., Kramers, J.D. and Miller, R. McG. (1981) Old model ages in Namibian Pan African rocks: Nature, 289, 278-282.
7. Huo, Y.G, Wu, H.Q and Feng, Y.M. (1992) Geochemical characteristics of rocks and minerals of blueschists and greenschists in Ordovician terrane in the northern Qilian Mountains, Sunan county, Gansu province: Buletin of Chinese Academy of Geol. Sci., 25, 59-70
8. Ito, E., White, W. M. and Gopel, C. (1987) The O, Sr, Nd and Pb isotope geochemistry of MORB: Chem. Geol., 62, 157-176.
9. Jacobsen, S., Quick, J. E. and Wasserburg, G. J. (1984) A Nd and Sr isotopic study of the Trinity peridotite: Implications for mantle evolution: Earth Planet. Sci. Lett., 68, 361-378.
10. Jacobsen, S. B. and Wasserburg, G. J. (1979) Nd and Sr isotopic study of the Bay of Islands ophiolite complex and the evolution of the source of mid-ocean ridge basalts: J. Geophys. Res., 84, 7429-7445.
11. Jahn, B.M., Bernard-Griffiths, J., Charlot, R., Cornichet, J. and Vidal, F. (1980) Nd and Sr isotopic compositions and REE abundance of Cretaceous MORB (Holes 417D and 418A, Leg 51, 52 and 53): Earth Planet. Sci. Lett., 48, 171-184.
12. Li, C.H. (1997) A petrological study of ophiolite from Laohushan area of the eastern part of the North Qilian Mountains, Gansu Province, NW China: MSc. thesis, Dept. Earth Sciences, National Cheng Kung University, 98p.(in Chinese with English abstract)
13. Li, C.Y., Liu, Y.W., Zhu, B.C., Feng. Y.M. and Wu, H.Q., (1978) Structural evolutions of Qinling and Qilian. In: Scientific Papers on Geology for International Exchange, Geological Publishing House, Beijing, 174-189.
14. Liou, J.G., Wang, X.M., Coleman, R.G., Zhang, Z.M. and Maruyama, S. (1989) Blueschists in major suture zones, China: Tectonics, 8, 609-619.
15. 16O isotopic systematics in an oceanic crustal section: evidence from the Semail ophiolite: J. Geophys. Res., 86, 2721-2735.
16. 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.
17. 5: A minor element discriminant for basaltic rocks of oceanic environments and its implications for petrogenesis: Earth Planet. Sci. Lett., 62, 53-62.
18. Pearce, J.A., Lippard, S.J. and Roberts, S. (1984) Characteristics and tectonic significance of supra-subduction zone ophiolites. In: Marginal Basin Geology, eds. Kokelaar, B.P. and Howells, M.F., Blackwell Scientific Press, Oxford, 77-94.
19. Pearce J.A. (1983) Role of the sub-continental lithosphere in magma genesis at active continental margins. In: Continental Basalts and Mantle Xenoliths, eds. Hawkesworth C.J. and Norry M.J., Shiva, Nantwich, 230-249.
20. Pearce, J.A. (1982) Trace element characteristics of lavas from destructive plate boundaries. In: Andesites, ed. Thorpe, R.S., John Wiley & Sons, 525-548.
21. Pearce , J.A. and Cann J.R. (1973) Tectonic setting of basic volcanic rocks determined using trace element analyses, Earth Planet. Sci. Lett., 12, 339-349.
22. Saunders, A.D. and Tarney, J. (1984) Geochemical characteristics of basaltic volcanism within back-arc basins. In: Marginal Basin Geology, eds. Kokelaar, B.P. and Howells, M.F., Blackwell Scientific Press, Oxford, 59-76.
23. Shaw, H.F., Chen, J.H, Saleeby, J.B. and Wasserburg, G.J. (1987) Nd-Sr-Pb systematics and age of the Kings River ophiolite California: Implications for depleted mantle evolution: Contrib. Mineral. Petrol., 96, 281-290.
24. Shaw, H.F. and Wasserburg, G.J. (1984) Isotopic constraints on the origin of Appalachian mafic complexes: Am. J. Sci., 284, 319-349.
25. Shervais, J.W. (1982) Ti-V plots and the petrogenesis of modern and ophiolitic lavas: Chem. Geol., 59, 101-118.
26. Smith, A.D., and Huang, L.Y. (1997) The use of extraction chromatographic materials in procedures for the isotopic analysis of neodymium and strontium in rocks by thermal ionisation mass spectrometry: Cheng Kung Journal, Science, Engineering & Medicine Section, 32, 1-10.
27. Smith, A.D., Wen, D. J., Huang, L.Y. and Wang, C.S. (2000) Constraints from gneisses in the Qilian fold belt for the position of the North China block in the Proterozoic: J. Geol. Soc. China, 43.
28. Smith, A.D., Lian, F.R., Chung, C.H. and Huang, L.Y. (1997) Isotopic evidence from metasediments in the Qilian fold belt for a North China-Antarctica connection in the Early Paleozoic: J. Geol. Soc. China, 40, 481-497.
29. Smith, A.D., and Lambert, R. StJ. (1995) Nd, Sr, and Pb isotopic evidence for contrasting origins of Late Paleozoic volcanic rocks from the Slide Mountain and Cache Creek terranes, south-central British Columbia: Can. J. of Earth Sci., 32, 447-459.
30. Smith, A.D., Fox, J.S., Farquhar, R. and Smith, P. (1990) Geochemistry of Ordovician Køli Group basalts associated with Besshi-type Cu-Zn deposits from the Southern Trondheim and Sulitjema mining districts of Norway: Mineral. Deposita., 25, 15-24 .
31. Tian, B. and Wu, H.Q. (1994) Geochemistry of the two blueschist belts and implications for the Early Paleozoic tectonic evolution of the North Qilian Mountains, China. In: Very Low Grade Metamorphism: Mechanisms and Geological Applications, eds. Wu, H.Q., Tian, B. and Liu, Y.Q., Seismological Press, Beijing, 92-116.
32. Tseng, C. Y. (1998) A petrological study of ophiolite from Baijing Temple of the North Qilian Mountain, Qinghai Province: MSc. thesis, Dept. Earth Sciences, National Cheng Kung University, 95p. (in Chinese with English abstract)
33. Volpe, A. M., Macdougall, J. D. and Hawkins, J. W. (1987) Mariana Trough basalts (MTB): Trace element and Sr-Nd isotopic evidence for mixing between MORB-like and arc-like melts: Earth Planet. Sci. Lett., 82, 241-254 .
34. Wang, Q. and Liu, X. Y. (1981) On Caledonian polycyclic paired metamorphic belts of Qilian Mountains, northwest China. In: Contributions to Tectonics of China and Adjacent Regions, Geological publishing House, Beijing, People's Republic of China, 99-101. (in Chinese with English abstract)
35. Wen, D. J. (1996) Petrology, elements and Sr, Nd isotope geochemistry of the granitoids in the Qilian fold belt: MSc. thesis, Dept. Earth Sciences, National Cheng Kung University, 110p. (in Chinese with English abstract)
36. Woodhead, J., Eggins, S. and Gamble, J. (1993) High field strength and transition element systematics in island arc and back-arc basin basalts: evidence for multi-phase melt extraction and a depleted mantle wedge: Earth Planet. Sci. Lett., 114, 491-504.
37. Wu, H.Q., Feng, Y.M. and Song, S.G. (1993) Metamorphism and deformation of blueschist belts and their tectonic implications, North Qilian Mountains, China: J. Metamorphic Geology, 11, 523-536.
38. Wu, H.Q. (1980) The glaucophane-schist of eastern Qinling and northern Qilian Mountains in China: Acta Geologica Sinica, 1, 42-55.
39. Xia, L., Xia. Z., Ren. Y., Peng, L., Zhang, C., Yan, J., Wang, X., Li, Z., Han, S. and Huang, Z. (1991) Marine Volcanic Rocks from Qilian and Qinling Mountains, China, University of Geoscience Press, 304p. (in Chinese with English abstract)
40. Xia, L., Xia, Z., and Xu, X. (1996) Petrogenesis of Marine Volcanic Rocks From North Qilian Mountains, Geological Publishing House, Beijing, 153p. (in Chinese)
41. Xiao, X.C., Chen, G.M. and Zhu. Z.Z., (1978) A preliminary study on the tectonics of ancient ophiolites in the Qilian Mountains., northwest China: Acta Geologica Sinica, 4, 279-295. (in Chinese with English abstract)
42. Xiong, J. and Coney, P. J. (1985) Accreted terranes of China. In: Tectonostratigraphic Terranes of the Circum-Pacific Region, ed. Howell, D.G., Circum Pacific Council for Energy and Mineral Resources, Earth Science Series No. 1, Houston, Texas, 349-361.
43. Xu, Z.Q., Xu, H.F., Zhang, J.X., Li., H.B., Zhu, Z. Z., Qu, J.C., Chen, D.Z., Chen, J.L. and Yang, K.C. (1994) The Zhoulangnanshan Caledonian Subductive complex in the northern Qilian Mountains and its dynamics: Acta Geologica Sinica, 68, 1-15. (in Chinese with English abstract)
44. Yang, H.Y., Lu, J. and Wu, H.Q. (1997) Mineralogy and petrology of the ophiolite from the Namu Bridge in the North Qilian Mountains, Northwest China: J. Geol. Soc. China, 40, 499-526.
45. Zhang, Z.M. and Liou, J.G. (1987) The high P/T metamorphic rocks of China. In: Terrane Accretion and Orogenic Belts, eds. Leitch, E. C. and Scheibner, E., Geodynamics Series, 19, American Geophysical Union, Washington D.C., 235-247.