Oxygen isotopic heterogeneities of metamorphic rocks: An original tectonostratigraphic signature, or an imprint of exotic fluids? A case study of Sifnos and Tinos islands (Greece)

European Journal of Mineralogy

Volumn 8, Issue 4, 1996, Pages 719-732

  Ganor, Jiwchar ^a   Matthews, Alan ^b   Schliestedt, Manfred ^c   Garfunkel, Zvi ^b  

^a BEN GURION UNIVERSITY OF THE NEGEV   (Israel)

^b HEBREW UNIVERSITY OF JERUSALEM   (Israel)

^c LEIBNIZ UNIVERSITY HANNOVER   (Germany)

Author keywords

Cyclades; Fluid infiltration; Oxygen isotopes; Regional metamorphism

Indexed keywords

ISOTOPES; METADATA; OXYGEN;

COMPOSITIONAL HETEROGENEITY; COMPOSITIONAL VARIATION; CYCLADES; MASS-BALANCE CALCULATIONS; METAMORPHIC TRANSFORMATIONS; OXYGEN ISOTOPES; REGIONAL METAMORPHISMS; SELECTIVE INFILTRATIONS;

METAMORPHIC ROCKS;

FLUID INFILTRATION; METAMORPHISM; OXYGEN ISOTOPE; TECTONOSTRATIGRAPHIC SIGNATURE;

GREECE, CYCLADES;

EID: 0030453097     PISSN: 09351221     EISSN: None     Source Type: Journal    
DOI: 10.1127/ejm/8/4/0719     Document Type: Article

References (31)

1. Altherr, R., Schliestedt, M., Okrusch, M., Seidel, E., Kreuzer, H., Harre, W., Lenz, H., Wendt, I., Wagner, G.A. (1979): Geochronology of high pressure rocks on Sifnos (Cyclades, Greece). Contrib. Mineral. Petrol., 70, 245-255.
2. Altherr, R., Kreuzer, H., Wendt, I., Lenz, H., Wagner, G.A., Keller, J., Harre, W., Höhndorf, A. (1982): A late Oligocene / early Miocene high temperature belt in the Attic-Cycladic crystalline complex (SE Pelagonian, Greece). Geol. Jahrb., E23, 97-164.
3. Altherr, R., Henjes-Kunst, F.J., Matthews, A., Firedrichsen, H., Hansen, B.T. (1988): O-Sr isotopic variations in Miocene granitoids from the Aegean: evidence for an origin by combined assimilation and fractional crystallization. Contrib. Mineral. Petrol., 100, 528-541.
4. Avigad, D. (1990): Geodynamic evolution of the Cyclades complex: a contribution to the study of continental collision. Ph.D. dissertation, the Hebrew University of Jerusalem.
5. _ (1993): Tectonic juxtaposition of blueschists and greenschists in Sifnos island (Aegean sea) - implications for the structure of the Cycladic blueschist belt. J. structural Geol., 15, 1459-1469.
6. Avigad, D. & Garfunkel, Z. (1989): Low-angle faults above and below a blueschist belt - Tinos island, Cyclades, Greece. Terra Nova, 1, 182-187.
7. _, _, (1991): Uplift and exhumation of high-pressure metamorphic terrains: the example of the Cycladic Blueschist belt (Aegean Sea). Tectonophysics, 188, 357-372.
8. Avigad, D., Matthews, A., Garfunkel, Z. (1988): The Alpine evolution of the Cyclades: introduction and excursion guide to the geology of the islands of Sifnos and Tinos. Geol. Soc. Israel. Spec. Publ, Jerusalem, 66p.
9. Avigad, D., Evans, B.W., Matthews, A., Garfunkel, Z. (1992): Metamorphic evolution of blueschist terrains-cooling during exhumation, Sifnos (Cyclades) Greece. Eur. J. Mineral., 4, 619-634.
10. Baker, J. & Matthews, A (1995): The stable isotopic evolution of a metamorphic complex, Naxos, Greece. Contrib. Mineral. Petrol., 120, 391-403.
11. Bebout, G.E. & Carlson, W.D. (1986): Fluid evolution and transport during metamorphism: evidence from the Llano Uplift, Texas. Contrib. Mineral. Petrol., 92, 518-529.
12. Bröcker, M. (1990): Blueschist-to-greenschist Transition in metabasites from Tinos island (Cyclades, Greece): Compositional control or fluid infiltration? Lithos, 25, 25-39.
13. 39Ar and oxygen isotope studies of polymetamorphism from Tinos island, Cycladic blueschist belt, Greece. J. metamorphic Geol., 11, 223-240.
14. Clayton, R.N. & Mayeda, T.K. (1963): The use of bromine pentafluoride in the extraction of oxygen from oxides and silicates for isotopic analysis. Geochim. Cosmochim. Acta, 27, 43-52.
15. Evans, B.W. (1990): Phase relations of epidote-blueschists. Lithos, 25, 3-23.
16. Ganor, J. (1991): The influence of fluids on metamorphism in a plate collision region (The Cycladic Massif, Greece). PhD dissertation, the Hebrew University of Jerusalem.
17. Ganor, J., Matthews, A., Paldor, N. (1989): Constraints on effective diffusivity during oxygen isotope exchange at a marble-schist contact, Sifnos (Cyclades), Greece. Earth Planet. Sci. Lett., 94, 208-216.
18. _, _, _ (1991): Diffusional isotopic exchange across an interlayered marble-schist sequence with an application to Tinos, Cyclades, Greece. J. Geoph. Res., 96, 18, 073-18080.
19. 13C veins in the Cycladic metamorphic complex (Greece) and their implications for modeling fluid infiltration processes using carbon isotope compositions. Eur. J. Mineral., 6, 365-379.
20. Garlick, G.D. (1966): Oxygen isotope fractionation in igneous rocks. Earth Planet. Sci. Lett., 1, 361-368.
21. Hoernes, S. & Hoffer, E. (1985): Stable isotope evidence for fluid-present and fluid-absent metamorphism in metapelites from the Damara Orogen, Namibia. Contrib. Mineral. Petrol., 90, 322-330.
22. Matthews, A. & Schliestedt, M. (1984): Evolution of the blueschist and greenschist facies rocks on Sifnos, Cyclades, Greece: A stable isotope study of subduction-related metamorphism. Contrib. Mineral. Petrol., 88, 150-163.
23. Melidonis, N.G. (1980): The geological structure and mineral deposits of Tinos island (Cyclades, Greece), in "The Geology of Greece", vol. 13, Institute of Geology and Mineral Exploration, Athens, 1-80.
24. Rumble, D.I. & Spear, F.S. (1983): Oxygen-isotope equilibration and permeability enhancement during regional metamorphism. J. Geol. Soc. London, 140, 619-628.
25. Rye, D.M. & Bradbury, H.J. (1988): Fluid flow in the crust: an example from a Pyrenean thrust ramp. Amer. Jour. Sci., 288, 197-235.
26. Schliestedt, M. (1980): Phasengleichgewichte in Hochdruckgesteinen von Sifnos, Griechenland. Ph D dissertation, Technischen Universität, Braunschweig.
27. _ (1986): Eclogite-blueschist relationships as evidenced by mineral equilibria in the high-pressure metabasic rocks of Sifnos (Cycladic Islands), Greece. J. Petrol., 27, 1437-1459.
28. Schliestedt, M. & Matthews, A. (1987): Transformation of blueschist to greenschist facies rocks as a consequence of fluid infiltration, Sifnos (Cyclades), Greece. Contrib. Mineral. Petrol., 97, 237-250.
29. 2O in granitic batholiths. J. Geol. Soc. London, 133, 509-558.
30. Wickham, S.M. & Taylor, H.P., Jr. (1985): Stable isotopic evidence for large-scale seawater infiltration in a regional metamorphic terrane; the Trois Seigneurs Massif, Pyrenees, France. Contrib. Mineral. Petrol., 91, 122-137.
31. _, _ (1987): Stable isotopic constraints on the origin and depth of penetration of hydrothermal fluids associated with Hercynian regional metamorphism and crustal anatexis in the Pyrenees. Contrib. Mineral. Petrol., 95, 225-268.