High salinity fluid inclusions formed from recycled seawater in deeply subducted alpine serpentinite

Earth and Planetary Science Letters

Volumn 148, Issue 3-4, 1997, Pages 485-499

  Scambelluri, Marco ^a   Piccardo, Giovanni B ^a   Philippot, Pascal ^b   Robbiano, Andrea ^a   Negretti, Laura ^a  

^a UNIVERSITY OF GENOA   (Italy)

^b CNRS   (France)

Author keywords

Alps; Chlorine; Fluid inclusions; Sea floor alteration; Subduction; Ultramafic rocks

Indexed keywords

ALTERATION; FLUID INCLUSION; SEA FLOOR; SERPENTINITE; SUBDUCTION; ULTRAMAFIC ROCK;

ITALY, ALPS;

EID: 0030845777     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0012-821x(97)00043-5     Document Type: Article

References (52)

1. J.G. Moore, Water content of basalt erupted on the ocean floor, Contrib. Mineral. Petrol. 28 (1970) 272-279.
2. D.R. Bell, G.R. Rossman, Water in Earth's mantle: The role of nominally anhydrous minerals, Science 255 (1992) 1391-1397.
3. P. Gillet, L'eau du manteau terrestre, Recherche 24 (1993) 676-685.
4. J. Gill, Orogenic Andesites and Plate Tectonics, Springer, Heidelberg, 1980.
5. S.M. Peacock, Fluid processes in subduction zones, Science 248 (1990) 329-337.
6. S. Poli, M.W Schmidt, Water transport and release in subduction zones: Experimental constraints on basaltic and andesitic systems, J. Geophys. Res. 100 (1995) 22299-22314.
7. P. Ulmer, V. Trommsdorff, Serpentine stability to mantle depths and subduction-related magmatism, Science 268 (1995) 858-861.
8. A.B. Thompson, Water in the Earth's upper mantle, Nature 358 (1992) 295-302.
9. M. Scambelluri, O. Muentener, J. Hermann, G.B. Piccardo, V. Trommsdorff, Subduction of water into the mantle: History of an alpine peridotite, Geology 23 (1995) 459-462.
10. E. Ito, D.M. Harris, A.T. Anderson, Alteration of oceanic crust and geologic cycling of chlorine and water, Geochim. Cosmochim. Acta 47 (1983) 1613-1624.
11. M. Cannat, C. Mevel, M. Mala, C. Deplus, C. Durand, P. Gente, P. Agrinier, A. Belarouchi, G. Dubuisson, E. Humler, J. Reynolds, Thin crust, ultramafic exposures, and rugged faulting patterns at the Mid Atlantic Ridge (22°-24° N), Geology 23 (1995) 49-52.
12. P. Philippot, Fluid-melt-rock interaction in mafic eclogites and coesite-bearing metasediment: Constraints on volatile recycling during subduction, Chem. Geol. 108 (1993) 93-112.
13. P. Philippot, J. Selverstone, Trace-element rich brines in eclogitic veins: Implications for fluid compositions and transport during subduction. Contrib. Mineral. Petrol. 106 (1991) 417-430.
14. J. Selverstone, G. Franz, S. Thomas, Fluid heterogeneities 2 GPa eclogites: implications for element recycling during subduction, Contrib. Mineral. Petrol. 112 (1992) 341-357.
15. 2 in deep crustal fluids: Evidence from the Caledonides of Norway, Chem. Geol. 108 (1993) 113-132.
16. S. Nadeau, P. Philippot, F. Pineau, Fluid inclusion and mineral isotopic compositions (H-C-O) in eclogitic rocks as tracers of local fluid migration during high pressure metamorphism, Earth Planet. Sci. Lett. 114 (1993) 431-448.
17. A.C. Barnicoat, I. Cartwright, Focussed fluid flow during subduction: Oxygen isotope data from high-pressure ophiolites of the Western Alps, Earth Planet. Sci. Lett. 132 (1995) 53-61.
18. Y. Lagabrielle, M. Cannat, Alpine Jurassic ophiolites resemble the modern central Atlantic basement, Geology 18 (1990) 319-322.
19. E.H. Hoogerduijn Strating, E. Rampone, G.B. Piccardo, M.R. Drury, R.L.M. Vissers, Subsolidus emplacement of mantle peridotites during incipient oceanic rifting and opening of the Mesozoic Tethys (Voltri Massif NW Italy), J. Petrol. 34 (1993) 901-927.
20. M. Scambelluri, E.H. Hoogerduijn Strating, G.B. Piccardo, R.L.M. Vissers, E. Rampone, Alpine olivine and titanian clinohumite bearing assemblages in the Erro-Tobbio peridotite, J. Metamorph. Geol. 9 (1991) 79-91.
21. B. Messiga, M. Scambelluri, G.B. Piccardo, Chloritoid-bearing assemblages in mafic systems and eclogite-facies hydration of alpine Mg-Al metagabbros (Erro-Tobbio Unit), Ligurian Western Alps, Eur. J. Mineral. 7 (1995) 1149-1167.
22. T.J. Shepherd, A.H. Rankin, D.H.M. Alderton, A Practical Guide to Fluid Inclusion Studies, Blackie, 1985, 239 pp.
23. F.M. Haynes, S.M. Sterner, R.J. Bodnar, Synthetic fluid inclusions in natural quartz. IV. Chemical analyses by SEM/EDA: evaluation of method, Geochim. Cosmochim. Acta 52 (1988) 969-978.
24. N.B. Keevil, Vapor pressures of aqueous solutions at high temperatures, J. Am. Chem. Soc. 64 (1942) 841-850.
25. S.M. Sterner, R.J. Bodnar, Synthetic fluid inclusions. VII. Re-equilibration of fluid inclusions in quartz during laboratory-simulated metamorphic burial and uplift, J. Metamorph. Geol. 7 (1989) 243-260.
26. V. Trommsdorff, G. Skippen, P. Ulmer, Halite and sylvite as solid inclusions in high-grade metamorphic rocks. Contrib. Mineral. Petrol. 28 (1985) 24-29.
27. B.W. Evans, J. Johannes, H. Oterdoom, V. Trommsdorff, Stability of chrysotle and antigorite in the serpentine multisystem. Schweiz. Mineral. Petrogr. Mitt. 56 (1976) 79-93.
28. M.J. Mottl, H.D. Holland, Chemical exchange during hydrothermal alteration of basalt by seawater, Geochim. Cosmochim. Acta 42 (1978) 1103-1115.
29. C. Zhu, D.A. Sverjensky, Partitioning of F-Cl-OH between minerals and hydrothermal fluids. Geochim. Cosmochim. Acta 55 (1991) 1837-1858.
30. J.L. Munoz, Calculation of HF and HCL fugacities from biotite compositions: revised equations. Geol. Soc. Am. Abstr. Progr. 24, A221.
31. 2 at 500°C and I kbar, Geochim. Cosmochim. Acta 26 (1972) 1101-1113.
32. J.C. Rucklidge, G.C. Patterson, The role of chlorine in serpentinization. Contrib. Mineral. Petrol. 65 (1977) 39-44.
33. P. Agrinier, C. Mevel, J. Girardeau, Hydrothermal alteration of the peridotites cored at the ocean/continental boundary of the Iberian margin: Petrologic and stable isotope evidence. Proc. ODP Sci. Results 103 (1988) 225-234.
34. P.F. Sciuto, G. Ottonello, Water-rock interaction on Zabargad Island, Red Sea - A case study: I. Application of the concept of local equilibrium. Geochim. Cosmochim. Acta 59 (1995) 2187-2206.
35. R. Hebert, A.C. Adamson, S.C. Komor, Metamorphic petrology of ODP Leg 109, hole 670A serpentinizcd peridotites: serpentinization processes at a slow spreading ridge environment, Proc. ODP Sci. Results 103 (1990) 106-109, 113-115.
36. K. L Kimball, F.S. Spear, H.J.B. Dick, High temperature alteration of Abyssal ultramafics from the Islas Orcadas Fracture Zone, South Atlantic, Contrib. Mineral. Petrol. 91 (1985) 307-320.
37. C. Mevel, C. Stamoudi, Hydrothermal alteration of of the upper-mantle section at Hess Deep, Proc. ODP Sci. Results 147 (1996) 293-309.
38. E. Bonatti, M. Seyler, J. Channel, J. Girardeau, G. Mascle, Peridotite drilled from the Thyrrenian sea. ODP Leg 107, Proc. ODP Sci. Results 107 (1990) 37-47.
39. M. Scambelluri, E. Rampone, G.B. Piccardo, Fluid-rock interaction and seawater recycling in eclogite-facies serpentinite, Goldschmidt Conference, J. Conf. Abstracts 1 (1996) 535.
40. P. Philippot, P. Chevallier, C. Chopin, J. Dubessy, Fluid composition and evolution in coesite-bearing rocks (Dora-Maira Massif, Western Alps): implications for element recycling during subduction, Contrib. Mineral. Petrol. 121 (1995) 29-44.
41. S.R. Getty, J. Selverstone, Stable isotopic and trace element evidence tor restricted fluid migration in 2 Gpa eclogites, J. Metamorph. Geol. 12 (1994) 747-760.
42. J.V. Chernosky, R.G. Berman, L.T. Bryndzia, Stability, phase relations and thermodynamic properties of chlorite and serpentine group minerals. In: S.W. Bailey (Ed.), Hydrous Phyllosilicates, Rev. Mineral. 19 (1988) 295-346.
43. J. Morrison, Compositional constraints on the incorporation of Cl into amphibole, Am. Mineral. 76 (1991) 1920-1930.
44. M. Volfinger, J.L. Robert, D. Vielzeuf, A.M.R. Neiva, Structural control of the chlorine content of OH-bearing silicates (micas and amphiboles), Geochim. Cosmochim. Acta 49 (1985) 37-48.
45. F.J. Wicks, A.G. Plant, Electron microprobe and X-ray-microbeam studies of serpentinite textures. Can. Mineral. 17 (1979) 785-830.
46. M. Mellini, V. Trommsdorff, R. Compagnoni, Antigorite polysomatism; behaviour during progressive metamorphism, Contrib. Mineral. Petrol. 97 (1987) 147-155.
47. N.W. Jones, P.M. Ribbe, G.V. Gibbs, Crystal chemistry of the humite minerals. Am. Mineral. 54 (1969) 391-411.
48. K. Fujino, Y. Tacheuchi, Crystal chemistry of titanian chondrodite and titanian clinohumite of high-pressure origin, Am. Mineral. 63 (1978) 535-543.
49. B.W. Evans, V. Trommsdorff, Fluorine hydroxyl titanian clinohumite in alpine recrystallized garnet peridotite: compositional controls and petrologic significance, Am. J. Sci. 283 (A) (1983) 355-369.
50. R.Y. Zhang, J.G. Liou, B.L. Cong, Talc-. magnesite- and Ti-clinohumite-bearing, ultrahigh- pressure meta-mafic and ultramafic complex in the Dabie Mountains, China, J. Petrol. 36 (1995) 1011-1037.
51. B. Ransom, A.J. Spivack, M. Kastner, Stable Cl isotopes in subduction-zone pore waters: implications for fluid-rock interactions and the cycling of chlorine. Geology 23 (1995) 715-718.
52. A.J. Magenheim, A.J. Spivack, P.J. Michael, J.M. Gieskes, Chlorine stable isotope composition of the oceanic crust: implications for the Earth's distribution of chlorine, Earth Planet. Sci. Lett. 131 (1995) 427-432.