Formation and composition of the oceanic lithosphere of the Ligurian Tethys: Inferences from the Ligurian ophiolites

Ofioliti

Volumn 27, Issue 2, 2002, Pages 145-162

  Piccardo, Giovanni B ^a   Rampone, Elisabetta ^a   Romairone, Anna ^a  

^a UNIVERSITY OF GENOA   (Italy)

Author keywords

Geodynamic setting. Liguria; Italy; Ligurian ophiolites; Ligurian Tethys; Mantle peridotites; Oceanic lithosphere; Petrology and geochemistry

Indexed keywords

EID: 77954249769     PISSN: None     EISSN: 03912612     Source Type: Journal    
DOI: None     Document Type: Article

References (94)

1. Abbate E., Bortolotti V. and Principi G., 1980. Apennine ophiolites: a peculiar oceanic crust. In: Rocci G. (Ed.), Tethyan Ophiolites - 1: Western area. Ofioliti, Spec. Issue, 59-96.
2. Barrett J.J. and Spooner E.F.C., 1977. Ophiolitic breccias associated with allochthonous oceanic crustal rocks in the East Ligurian Apennines, Italy - A comparison with observations from rifted oceanic ridges. Earth Planet. Sci. Lett., 35: 79-91.
3. Beccaluva L., Macciotta G., Piccardo G.B. and Zeda O., 1984. Petrology of lherzolitic rocks from the Northern Apennine ophiolites. Lithos, 17: 299-316.
4. Beccaluva L. and Piccardo G.B., 1978. Petrology of the Northern Apennine ophiolites and their significance in the Western Mediterranean area. In Closs H., Roeder D. and Schmidt K. (Eds.), Alps, Apennines, Hellenides. Inter-Union Commission on Geodynamics, Scientific Report n. 38, E. Schweizerbart'sche Verlagsbuchhandlung, Stuttgart, p. 243-254.
5. Bezzi A. and Piccardo G.B., 1971. Structural features of the Ligurian ophiolites: petrologic evidence for the "oceanic" floor of Northern Apennines Geosyncline. Mem. Soc. Geol. It., 10: 53-63.
6. Bodinier J.L., 1988. Geochemistry and petrogenesis of the Lanzo peridotite body, Western Alps. Tectonophysics, 149: 67-88.
7. Bodinier J.L., Menzies M.A. and Thirwall M.F., 1991. Continental to oceanic mantle transition - REE and Sr-Nd isotopic geochemistry of the Lanzo lherzolite massif. In: Menzies M.A., Dupuy C., Nicolas A. (Eds.), Orogenic lherzolites and mantle processes, J. Petrol., Special Lherzolite Issue, p. 191-210.
8. Bonatti E., Clocchiatti R., Colantoni P., Gelmini R., Marinelli G., Ottonello G., Santacroce R., Taviani M., Abdel Mequid A.A., Assaf H.S. and El Tahir M.A., 1983. Zabargad (St. John's) Island: an uplifted fragment of sub-Red Sea lithosphere. J. Geol. Soc. London, 140: 677-690.
9. Bohannon R.G., Naeser C.W., Schmidt D.L. and Zimmermann R.A., 1989. The timing of uplift, volcanism and rifting peripheral to the Red Sea: a case of passive rifting?. J. Geophys. Res., 94: 1683-1701.
10. Bortolotti V., Cellai D., Chiari M., Vaggelli G. and Villa I.M., 1995. 40Ar/39Ar dating of Apenninic ophiolites: 3. Plagiogranites from Sasso di Castro, Northern Tuscany, Italy. Ofioliti, 20: 55-65.
11. Bortolotti V., Cellai d., Vaggelli G. and Villa I.M., 1991. 40Ar/39Ar dating of Apenninic ophiolites: 2. Basalts from the Aiola sequence, Southern Tuscany. Ofioliti, 16: 37-42.
12. Borsi L., Scharer U., Gaggero L. and Crispini L., 1996. Age, origin and geodynamic significance of plagiogranites in lherzolites and gabbros of the Piedmont-Ligurian ocean basin. Earth Planet. Sci. Lett., 140: 227-241.
13. Boudier F., 1978. Structure and petrology of the Lanzo peridotite massif (Piedmont Alps). Geol. Soc. Am. Bull., 89: 1574-1591.
14. Boudier F. and Nicolas A., 1972. Fusion partielle gabbroique dans la lherzolite de Lanzo (Alpes Piemontaises). Schweiz. Mineral. Petrogr. Mitt., 52: 39-56.
15. Brun J.P. and Beslier M.O., 1996. Mantle exhumation at passive margins. Earth Planet. Sci. Lett., 142: 161-173.
16. Cannat M., 1993. Emplacement of mantle rocks in the seafloor at mid-ocean ridges. J. Geophys. Res, 98: 4163-4172.
17. Costa S. and Caby J., 2001. Evolution of the Ligurian Tethys in the Western Alps: Sm/Nd and U/Pb geochronology and rare-earth element geochemistry of the Montgenèvre ophiolite (France). Chem. Geol., 175: 449-466.
18. Dal Piaz G.V., 1993. Evolution of Austroalpine and Upper Pennine basement in the North-Western Alps from Variscan convergence to post-Variscan extension. In: Von Raumer J.F. and Neubauer F. (Eds.), Pre-Mesozoic geology in the Alps, Springer, Berlin, Heidelberg, New York, p. 327-344.
19. Dal Piaz G.V., 1995. Plate tectonics and mountain building: the Alps. Historical review and personal comments. In: Ranalli G. (Ed.), Proceedings of the VIII Summer School Earth and Planetary Sciences, Tipografia Senese, p. 171-251.
20. Dal Piaz G.V. and Martin S., 1998. Evoluzione litosferica e magmatismo nel dominio Austro-Sudalpino dall'orogenesi Varisica al rifting Mesozoico. Mem. Soc. Geol. It., 53: 43-62.
21. Decandia F.A. and Elter P., 1969. Riflessioni sul problema delle ofioliti nell'Appennino Settentrionale (Nota preliminare). Atti Soc. Tosc. Sci. Nat., 75: 1-9.
22. Decandia F.A. and Elter P., 1972. La zona ofiolitifera del Bracco nel settore compreso fra Levanto e la Val Graveglia (Appennino Ligure). Mem. Soc. Geol. It., 11: 503-530.
23. Dewey J.F., Pittman III W.C., Ryan W.B.F. and Bonnin J., 1973. Plate tectonics and the evolution of the Alpine system. Geol. Soc. Am. Bull., 84: 3137-3180.
24. De Wever P. and Caby R., 1981. Datation de la base des Schistes Lustrés post-ophiolitiques par des radiolaires (Oxfordien Supérieur - Kimmeridgien Moyen) dans les Alpes Cottiennes (Saint-Veran, France). C. R. Acad. Sci., Paris, 292: 467-472.
25. Downes H., Bodinier J.L., Thirwall M.F., Lorand J.P. and Fabries J., 1991. REE and Sr-Nd isotopic geochemistry of the Eastern Pyrenean peridotite massifs: subcontinental lithospheric mantle modified by continental magmatism. In: Menzies M.A., Dupuy C., and Nicolas A. (Eds.), Orogenic lherzolites and mantle processes, J. Petrol., Spec. Lherzolite Iss., p. 97-116.
26. Elter P., 1972. La zona ofiolitica del Bracco nel quadro dell'Appennino Settentrionale. Introduzione alla geologia delle Liguridi. 66° Congr. Soc. Geol. It., Guida alle Escursioni, Pacini, Pisa, p. 5-35.
27. Ernst W.G. and Piccardo G.B., 1979. Petrogenesis of some Ligurian peridotites: I. Mineral and bulk rock chemistry. Geochim. Cosmochim. Acta, 43: 219-237.
28. Ferrara G., Innocenti F., Ricci C.A. and Serri G., 1976. Oceanfloor affinità of basalts from Northern Apennine ophiolites: geochemical evidences. Chem. Geol., 17: 101-111.
29. Gianelli G. and Principi G., 1977. Northern Apennine ophiolite: an ancient transcurrent fault zone. Boll. Soc. Geol. It., 96: 53-58.
30. Grove T.L., Kinzler R.J. and Bryan W.B., 1992. Fractionation of Mid Ocean Ridge basalt (MORB). In: J. Phipps-Morgan, D.K. Blackman and J.M. Sinton (Eds), Mantle flow and melt generation at Mid-Ocean Ridges, Am. Geophys. Union, p. 281-311.
31. Hébert R., Serri G. and Hekinian R., 1989. Mineral chemistry of ultramafic tectonites and ultramafic to gabbroic cumulates from the major oceanic basins and Northern Apennine ophiolites (Italy) - A comparison. Chem. Geol., 77: 183-207.
32. Hoogerduijn Strating E.H., Rampone E., Piccardo G.B., Drury M.R. and Vissers R.L.M., 1993. Subsolidus emplacement of mantle peridotites during incipient oceanic rifting and opening of the Mesozoic Tethys (Voltri Massif, NW Italy). J. Petrol., 34: 901-927.
33. Hunziker J.C., 1974. Rb-Sr and K-Ar age determination and the Alpine tectonic history of the Western Alps. Mem. Ist. Geol. Min. Univ. Padua, 31: 208-232.
34. Kelemen P.B. and Aharonov E., 1998. Periodic formation of magma fractures and generation of layered gabbros in the lower crust beneath oceanic spreading centers, in: Geophys. Monogr. Series. Am. Geophys. Union, p. 247-275.
35. Kelemen P.B., Whitehead J.A., Aharonov E. and Jordahl K.A., 1995. Experiments on flow focusing in soluble porous media, with applications to melt extraction from the mantle. J. Geophys. Res., 100: 475-496.
36. Jackson M.D. and Ohnenstetter M., 1981. Peridotite and gabbroic structures in the Monte Maggiore massif, Alpine Corsica. J. Geol., 89:703-719.
37. Lagabrielle Y. and Cannat M., 1990. Alpine Jurassic ophiolites resemble the modern Central Atlantic basement. Geology, 18: 319-322.
38. Lagabrielle Y. and Lemoine M., 1997. Alpine, Corsican and Apennine ophiolites: the slow-spreading ridge model. C. R. Acad. Sci., Paris, 325: 909-920.
39. Lemoine M., 1980. Serpentinites, gabbros and ophicalcites in the Piemont-Ligurian Domain of the Western Alps: possible indicators of oceanic fracture zones and of associated serpentinite protrusions in the Jurassic-Cretaceous Tethys. Archives Sci., Geneva, 33: 103-115.
40. Lemoine M., Tricart P. and Boillot G., 1987. Ultramafic and gabbroic ocean floor of the Ligurian Tethys (Alps, Corsica, Apennines): in search of a genetic model. Geology, 15: 622-625.
41. Lombardo B., Rubatto D. and Castelli D., 2001. Ion microprobe UPb dating of zircon from a Monviso plagiogranite. Dalla Tetide alle Alpi - Convegno scientifico in memoria di Giulio Elter. Abstr., p. 63.
42. Manatschal G. and Bernoulli D., 1999. Architecture and tectonic evolution of non-volcanic margins: present day Galicia and ancient Adria. Tectonics, 18: 1099-1119.
43. Manatschal G. and Nievergelt P., 1997. A continental-ocean transition recorded in the Err and Platta nappes (Eastren Switzerland). Eclog. Geol. Helv. 90: 3-27.
44. Marcucci M. and Passerini P., 1991. Radiolarian-bearing siliceous sediments in the Mesozoic of the Northern and Central Apennines. Ofioliti, 16: 121-126.
45. Marroni M., Molli G., Montanini A. and Tribuzio R., 1998. The association of continental crust rocks with ophiolites in the Northern Apennines (Italy): implications for the continent-ocean transition in the Western Tethys. Tectonophysics, 292: 43-66.
46. Marroni M. and Tribuzio R., 1996. Gabbro-derived granulites from External Liguride Units (Northern Apennine, Italy): Implications for the rifting processes in the Western Tethys. Geol. Runds., 85: 239-249.
47. Meli S., Montanini A., Thoni M. and Frank W., 1996. Age of mafic granulite blocks from the External Liguride Units (Northern Apennine, Italy). Mem. Sci. Geol., Padua, 48: 65-72.
48. Molli G., 1996. Pre-orogenic tectonic framework of the northern Apennine ophiolites. Ecl. Geol. Helv., 89: 163-180.
49. Montanini A. and Tribuzio R., 2001. Gabbro-derived granulites from the Northern Apennines (Italy): evidence for lower crustal emplacement of tholeiitic liquids in post-Variscan times. J. Petrol., 42: 2259-2277.
50. Montanini A., Tribuzio R. and Castorina F., 1998. Trace element and Nd-Sr isotope geochemistry of gabbro derived and quartzofeldspathic granulites from the Northern Apennines (Italy): evidence for assimilation/fractional crystallization in the lower crust. Mineral. Mag., 62a: 1017-1018.
51. Muentener O. and Hermann J., 2001. The role of lower crust and continental upper mantle during formation of nonvolcanic passive continental margins: evidence from the Alps. In: Wilson, R.C.L., Whitmarsh R.B., Taylor B. and Froitzheim N. (Eds.), Non-volcanic rifting of continental margins: a comparison of evidence from land and sea; Geol. Soc. London Spec. Publ., 187: 267-288.
52. Mukasa S.B., Shervais J.W., Wilshire H.G. and Nielson J.E., 1991. Intrinsic Nd, Pb and Sr isotopic heterogeneities exhibited by the Lherz alpine peridotite massif, French Pyrenees. In: Menzies M.A., Dupuy C., and Nicolas A. (Eds.), Orogenic lherzolites and mantle processes, J. Petrol., Spec. Lherzolite Iss., p. 97-116.
53. Nicolas A., 1984. Lherzolites of the Western Alps: A structural review. In: Kornprobst J. (Ed.), 5th Intern. Kimberlite Conf. Proceed. Elsevier, Amsterdam, p. 333-345.
54. Ohnenstetter M., Ohnenstetter D., Vidal P., Cornichet J., Hermitte D. and Mace J., 1981. Crystallization and age of zircon from Corsican ophiolitic albitites: consequences for oceanic expansion in Jurassic times. Earth Planet. Sci. Lett., 54: 397-408.
55. Ottonello G., Piccardo G.B. and Joron J.L., 1984. Rare Earth and 3rd transition element geochemistry of peridotitic rock. ii. Ligurian peridotites and associated basalts. J. Petrol., 25: 379-393.
56. Piccardo G.B., 1976. Petrologia del massiccio lherzolitico di Suvero (La Spezia). Ofioliti, 1: 279-317.
57. Piccardo G.B., 1977. Le ofioliti dell'areale ligure: petrologia ed ambiente geodinamico di formazione. Rend. Soc. It. Mineral. Petr., 33: 221-252.
58. Piccardo G.B., 1983. Genesi delle ofioliti dell'Appennino Settentrionale. Mem. Soc. Geol. It., 25: 75-89.
59. Piccardo G.B., 1995. Ophiolites, In: Ranalli, G. (Ed.), Plate tectonics: the First Twenty-five Years. Proceed. of the VIII Summer School Earth and Planetary Sci., Tipografica Senese, p. 267-296.
60. Piccardo G.B. and Rampone E., 2001a. Melt impregnation by strongly depleted MORB melts in the ophiolitic peridotites from the Ligurian Tethys (Alps, Apennines and Corsica). GSA Annual Meeting, Boston, Abstr., p. A-172.
61. Piccardo G.B. and Rampone E., 2001b. Strongly depleted MORB melts at extensional settings: the peculiar mafic-ultramafic intrusive suite in the Mt. Maggiore peridotite (Corsica, France). St. John's 2001, Abstr., 26:118.
62. Piccardo G.B., Rampone E., Romairone A., Scambelluri M., Tribuzio R. and Beretta C., 2001. Evolution of the Ligurian Tethys: inference from petrology and geochemistry of the Ligurian Ophiolites. Per. Mineral., 70: 147-192.
63. Piccardo G.B., Rampone E. and Vannucci., 1990. Upper mantle evolution during continental rifting and ocean formation: evidence from peridotite bodies of the Western Alpine - Northern Apennine system. Mem. Soc. Géol. France., 156: 323-333.
64. Piccardo G.B., Rampone E., Vannucci R. and Cimmino F., 1994. Upper mantle evolution of ophiolitic peridotites from the Northern Apennine: petrological constraints to the geodynamic processes. Mem. Soc. Geol. It., 48: 137-148.
65. Piccardo G.B., Rampone E., Zanetti A., Romairone A. and Bruzzone S., 2002. Melt percolation and impregnation in the Lanzo South peridotite: Preliminary field, petrographic and mineral chemistry results. Swiss Geol Soc. - Swiss Soc. Min. Petr. SANW Annual Meeting, Workshop B- Birth and Early evolution of Alpine Ocean Basins", Abstr., p. 32.
66. Pognante U., Roesli U. and Toscani L., 1985. Petrology of ultramafic and mafic rocks from the Lanzo peridotite body (Western Alps). Lithos., 18: 201-214.
67. Rampone E., Hofmann A.W., Piccardo G.B., Vannucci R., Bottazzi P. and Ottolini L., 1995. Petrology, mineral and isotope geochemistry of the External Liguride peridotites (Northern Apennine, Italy). J. Petrol., 36: 81-105.
68. Rampone E., Hofmann A.W., Piccardo G.B., Vannucci R., Bottazzi P. and Ottolini L., 1996. Trace element and isotope geochemistry of depleted peridotites from an N-MORB type ophiolite (Internal Liguride, N.Italy). Contrib. Mineral. Petrol., 123: 61-76.
69. Rampone E., Hofmann A.W. and Raczek I., 1998. Isotopic contrasts within the Internal Liguride ophiolite (N.Italy): the lack of a genetic mantle-crust link. Earth Planet. Sci. Lett., 163: 175-189.
70. Rampone E. and Piccardo G.B., 2000. The ophiolite-oceanic lithosphere analogue: New insights from the Northern Apennine (Italy). In: Dilek J., Moores E., Elthon D. and Nicolas A. (Eds.), Ophiolites and oceanic crust: New insights from field studies and Ocean Drilling Program: Boulder, Colorado, Geol. Soc. Am. Spec. Paper, 349: 21-34.
71. Rampone E., Piccardo G.B., Hofmann A.W. and Raczek I., 2001. Petrology of the Mt.Maggiore ophiolitic peridotites (Corsica): a LAM-ICP-MS and Sm/Nd isotope study. Meeting: Dynamique du manteau terrestre, Clermont-Ferrand, 10-11/9/2001, Resumés.
72. Rampone E., Piccardo G.B., Vannucci R. and Bottazzi P., 1997. Chemistry and origin of trapped melts in ophiolitic peridotites. Geochim. Cosmochim. Acta, 61: 4557-4569.
73. Rampone E., Piccardo G.B., Vannucci R. Bottazzi, P. and Ottolini L.,1993. Subsolidus reactions monitored by trace element partitioning: the spinel- to plagioclase-facies transition in mantle peridotites. Contrib. Mineral. Petrol., 115: 1-17.
74. Reisberg L., Zindler A. and Jagoutz E., 1989. Further Sr and Nd isotopic results from peridotites of the Ronda Ultramafic Complex. Earth Planet. Sci. Lett., 96: 161-180.
75. Romairone A., 1996. Processi di interazione fuso-roccia nelle peridotiti di Monte Maggiore (Cap Corse, Corsica Nord-Orientale. Unpubl. Thesis, Univ. Genova, Italy.
76. Romairone A., 1999. Petrologia, geochimica e geochimica isotopica delle peridotiti dell'Unità Erro-Tobbio (Gruppo di Voltri). PhD. Thesis, Univ. Genova, Italy.
77. Ross K. and Elthon D., 1993. Cumulates from strongly depleted mid-ocean-ridge basalt. Nature, 365: 826-829.
78. Rubatto D., Gebauer D. and Fanning M., 1998. Jurassic formation and Eocene subduction of the Zernatt-Saas-Fee ophiolites: implications for the geodynamic evolution of the Central and Western Alps. Contrib. Mineral. Petrol., 132: 269-287.
79. Schaltegger U., Desmurs L., Manatschal G., Muenter O., Meier M, Martin F. and Bernoulli D., 2002. The transition from rifting to sea-floor spreading within a magma-poor rifted margin: field and isotopic constraint.Terra Nova, 14 (3): 156-162.
80. Serri G., 1980. Chemistry and petrology of gabbroic complexes from the Northern Apennines ophiolites. In: Panayiotou A. (Ed.), Ophiolites, Proceed. Intern. Symp. Geol. Survey Dept., Nicosia, Cyprus, p. 296-313.
81. Snow J.E., Hart S.R. and Dick H.J.B., 1994. Nd and Sr isotope evidence linking mid-ocean ridge basalts and abyssal peridotites. Nature, 371: 57-60.
82. Stampfli, G.M., 1993. Le Briançonnais, terrain exotique dans les Alpes? Ecl. Geol. Helv., 86: 1-45.
83. Tiepolo M., Tribuzio R. and Vannucci R., 1997. Mg- and Fe-gabbroids from Northern Apennine ophiolites: parental liquids and igneous differentiation processes. Ofioliti, 22: 57-69.
84. Tribuzio R., Thirwall M.F., Tiepolo M. and Vannucci R., 2001. Petrological and geochemical relations between gabbros and mantle rocks from the Northern Apennine ophiolites (Italy): implications for rifting processes. St. John's 2001, Abstr., 26: 151.
85. Tribuzio R., Tiepolo M. and Vannucci R., 2000. Evolution of gabbroic rocks from the Northern Apennine ophiolites (Italy): Comparison with the lower oceanic crust from modern slowspreading ridges. In: Dilek, J., Moores, E., Elthon, D. and Nicolas, A., (Eds.), Ophiolites and oceanic crust: New insights from field studies and Ocean Drilling Program: Boulder, Colorado, Geol. Soc. Am. Spec. Paper, 349: 129-138.
86. Tribuzio R., Tiepolo M., Vannucci R. and Bottazzi P., 1999.Trace element distribution within the olivine-bearing gabbros from the Northern Apennine ophiolites (Italy): evidence for post-cu-mulus crystallization in MOR-type gabbroic rocks. Contrib. Mineral. Petrol., 134: 123-133.
87. Trommsdorff V., Piccardo G.B. and Montrasio A., 1993. From magmatism trough metamorphism to sea-floor emplacement of sub-continental Adria lithophere during pre-Alpine rifting (Malenco, Italy). S.M.P.M., 73: 191-203.
88. Vannucci R., Rampone E., Piccardo G.B., Ottolini L. and Bottazzi P., 1993. Ophiolitic magmatism in the Ligurian Tethys: An ion microprobe study of basaltic clinopyroxenes. Contrib. Mineral. Petrol., 115: 123-137.
89. Venturelli G., Thorpe R.S. and Potts P.J., 1981. Rare Earth and trace element characteristics of ophiolitic metabasalts from the Alpine-Apennine belt. Earth Planet. Sci. Lett., 53: 109-123.
90. Vissers R.L.M., Drury M.R., Hoogerduijn Strating E.H. and Vander Val D., 1991. Shear zones in the upper mantle: a case study in an Alpine lherzolite massif. Geology, 19: 990-993.
91. Voggenreiter W., Holtz, H. and Mechie, J., 1988. Low-angle detachment origin for the Red Sea rift system? Tectonophysics, 150: 51-76.
92. Voshage H., Sinigoi S., Mazzucchelli M., Demarchi G., Rivalenti G. and Hofmann A.W., 1988. Isotopic constraints on the origin of ultramafic and mafic dykes in the Balmuccia peridotite (Ivrea Zone). Contrib. Mineral. Petrol., 100: 261-267.
93. Weissert H.J. and Bernoulli D., 1985. A transform margin in the Mesozoic Tethys: evidence from the Swiss Alps. Geol. Runds., 74: 665-679.
94. Wilson M., 1989. Igneous petrogenesis: A global tectonic approach. Unwin Himan, London, 466 pp.