Age determination of Ordovician magmatism in NE Sardinia and its bearing on Variscan basement evolution

Journal of the Geological Society

Volumn 162, Issue 4, 2005, Pages 689-700

  Helbing, Heiko ^a   Tiepolo, Massimo ^b  

^a UNIVERSITY OF TÜBINGEN   (Germany)

^b CNR   (Italy)

Author keywords

Palaeogeography; Sardinia; U Pb; Variscan Orogeny; Zircon

Indexed keywords

CRUSTAL EVOLUTION; HERCYNIAN OROGENY; MAGMATISM; ORDOVICIAN; URANIUM-LEAD DATING; ZIRCON;

EASTERN HEMISPHERE; EURASIA; EUROPE; ITALY; SARDINIA; SOUTHERN EUROPE; WORLD;

EID: 21444438535     PISSN: 00167649     EISSN: None     Source Type: Journal    
DOI: 10.1144/0016-764904-103     Document Type: Article

References (57)

1. Arthaud, F. & Sauniac, S. 1981. Une coupe synthétique à travers la chaîne varisque de Sardaigne. Commentaires sur l'évolution tectono-métamorphique. Bulletin de la Société Géologique de France, 23, 535-539.
2. Barca, S. 1991. Resedimentation and Hercynian flysch in Culm facies within the 'Sarrabus Syncline', SE Sardinia, Italy. Comptes Rendus de l'Académie des Sciences, 313, 1051-1057.
3. Barca, S., Cocozza, T., Del Rio, M., Pillola, G.L. & Pittau Demalia, P. 1987. Datation de l'Ordovicien inférieur par Dictyonema flabelliforme et Acritarches dans la partie supérieure de la formation 'Cambrienne' de Cabitza (SW de la Sardaigne, Italie): conséquences géodinamiques. Comptes Rendus de l'Académie des Sciences, 305, 1109-1113.
4. Barca, S., Carmignani, L. & Conti, P. et al. 1996. Geological Map of Sardinia. Scale 1:200 000. National Geological Survey of Italy, Firenze.
5. Beccaluva, L., Civetta, L., Macciotta, G. & Ricci, C.A. 1985. Geochronology in Sardinia; results and problems. Rendiconti della Società Italiana di Mineralogia e Petrologia, 40, 57-72.
6. Calvet, P., Lapierre, H. & Charvet, J. 1988. Diversité du volcanisme Ordovicien dans la region de Pierrefitte (Hautes-Pyrénées) rhyolites calcoalcalines et basaltes alcalins. Comptes Rendus de l'Académie des Sciences, 307, 805-812.
7. Cappelli, B., Carmignani, L., Castorina, F., Di Pisa, A., Oggiano, G. & Petrini, R. 1992. A Hercynian suture zone in Sardinia; geological and geochemical evidence. Geodinamica Acta, 5, 101-118.
8. Carmignani, L., Cocozza, T., Ghezzo, C., Pertusati, P.C. & Ricci, C.A. 1982. Lineamenti del basamento sardo. In: Carmignani, L., Cocozza, T., Ghezzo, C., Pertusati, P.C. & Ricci, C.A. (eds) Guida alla Geologia del Paleozoico Sardo. Memorie delta Società Geologica Italiana, 24B, 11-23.
9. Carmignani, L., Carosi, R., Di Pisa, A., Gattiglio, M., Musumeci, G., Oggiano, G. & Pertusati, P.C. 1994. The Hercynian Chain in Sardinia (Italy). Geodinamica Acta, 7, 31-47.
10. Carosi, R., Perillo, M. & Pertusati, P.C. 1998. Structural evolution of the Southern Sulcis metamorphic complex (SW Sardinia, Italy). Comptes Rendus de l'Académie des Sciences, 326, 505-512.
11. De Gregorio, S., Rotolo, S.G. & Villa, I.M. 2003. Geochronology of the medium to high-grade metamorphic units of the Peloritani Mts, Sicily. International Journal of Earth Sciences, 92, 852-872.
12. Delaperrière, E. & Lancelot, J. 1989. Datation U-Pb sur zircon de l'orthogneiss du Capo Spartivento (Sardaigne, Italie), nouveau témoin d'un magmatisme alcaline ordovicien dans le Sud de l'Europe. Comptes Rendus de l'Académie des Sciences, 309, 835-842.
13. Deloule, E., Alexandrov, P., Cheilletz, B., Laumonier, B. & Barbey, P. 2002. In situ U-Pb zircon ages for early Ordovician magmatism in the eastern Pyrenees, France: the Canigou orthogneisses. International Journal of Earth Sciences, 91, 398-405.
14. Di Simplicio, P., Ferrara, G. & Ghezzo, C. et al. 1974. Il metamorfismo e il magmatismo paleozoico della Sardegna. Rendiconti della Società Italiana Mineralogia e Petrologia, 30, 979-1068.
15. Elter, F.M., Musumeci, G. & Pertusati, P.C. 1990. Late Hercynian shear zones in Sardinia. Tectonophysics, 176, 387-404.
16. Ferrara, G., Ricci, C.A. & Rita, F. 1978. Isotopic ages and tectono-metamorphic history of the metamorphic basement of northeastern Sardinia. Contributions to Mineralogy and Petrology, 68, 99-106.
17. Franceschelli, M., Memmi, I. & Ricci, C.A. 1982. Ca distribution between almandine-rich garnet and plagioclase in pelitic and psammitic schists from the metamorphic basement of northeast Sardinia. Contributions to Mineralogy and Petrology, 80, 285-295.
18. Franceschelli, M., Memmi, I., Pannuti, F. & Ricci, C.A. 1989. Diachronous metamorphic equilibria in the Hercynian basement of northern Sardinia, Italy. In: Daly, J.S., Cliff, R.A. & Yardley, B.W.D. (eds) Evolution of Metamorphic Belts. Geological Society, London, Special Publications, 43, 371-375.
19. Franceschelli, M., Gattiglio, M., Pannuti, F. & Fadda, S. 1992. Illite crystallinity in pelitic rocks form the external and nappe zones of the Hercynian chain of Sardinia. In: Carmignani, L. & Sassi, F.P. (eds) Contributions to the Geology of Italy with Special Regard to the Paleozoic Basements. IGCP 276, Newsletter, 5, 127-135.
20. Ganguly, J. & Saxena, S.K. 1984. Mixing properties of aluminosilicate garnets: constraints from natural and experimental data, and application in geothermobarometry. American Mineralogist, 69, 88-97.
21. Ganguly, J. & Saxena, S.K. 1985. Mixing properties of aluminosilicate garnets: constraints from natural and experimental data, and application in geothermobarometry: clarifications. American Mineralogist, 70, 1320.
22. Giacomini, F., Bomparola, R.M. & Ghezzo, C. 2003. Petrology and high-precision in situ geochronology of the migmatite-eclogite terrains from Golfo Aranci (NE Sardinia). New important data to unravel the evolution of the southern Variscides. In: Geoitalia, 4° Forum Italiano di Scienze della Terra, Bellaria Abstracts. 223-224.
23. Hanchar, J.M. & Miller, C.F. 1993. Zircon zonation patterns as revealed by cathodoluminescence and back-scattered electron images: implications for interpretation of complex crustal histories. Chemical Geology, 110, 1-13.
24. Handy, M.R., Franz, L., Heller, F., Jannot, B. & Zurbriggen, R. 1999. Multistage accretion and exhumation of the continental crust (Ivrea crustal section, Italy and Switzerland). Tectonics, 18, 1154-1177.
25. Hartevelt, J.J.A. 1970. Geology of the Upper Segre and Valira valleys, Central Pyrenees, Andorra/Spain. Leidse Geologische Mededelingen, 45, 167-236.
26. Helbing, H. 2003. No suture in the Sardinian Variscides: a structural, petrological, and geochronological analysis. Tübinger Geowissenschaftliche Arbeiten, Reihe A, 68, 1-190.
27. Hinton, R.W. & Upton, B.G.J. 1991. The chemistry of zircon: variations within and between large crystals from syenite and alkali basalt xenoliths. Geochimica et Cosmochimica Acta, 55, 3287-3302.
28. Hofmann, A.W. 1993. Limits of whole-rock dating methods: view of a geochemist. In: Funiciello, R., Ricci, C.A. & Trommsdorff, V. (eds) Radiometric Age Determinations in Orogenic Processes - Potentials and Limits. Proceedings of the VI Summer School Earth and Planetary Sciences, Siena, 53-65.
29. Hoschek, G. 1967. Untersuchungen zum Stabilitätsbereich von Chloritoid und Staurolith. Contributions to Mineralogy and Petrology, 14, 123-162.
30. Jackson, S.E., Longerich, H.P., Horn, I. & Dunning, R. 1996. The application of laser ablation microprobe (LAM)-ICP-MS to in situ U-Pb zircon geochronology. Journal of Conference Abstracts, 1, 283.
31. Jackson, S.E., Pearson, N.J., Griffin, W.L. & Belousova, E.A. 2004. The application of laser ablation-inductively coupled plasma-mass spectrometry to in situ U-Pb zircon geochronology. Chemical Geology, 211, 47-69.
32. Ketchum, J.W.F., Jackson, S.E., Culshaw, N.G. & Barr, S.M. 2001. Depositional and tectonic setting of the Paleoproterozoic Lower Aillik Group, Makkovik Province, Canada: evolution of a passive margin-foredeep sequence based on petrochemistry and U-Pb (TIMS and LAM-ICP-MS) geochronology. Precambrian Research, 105, 331-356.
33. Košler, J. & Sylvester, F.J. 2003. Present trends and the future of zircon in geochronology: laser ablation ICPMS. In: Hanchar, J.M. & Hoskin, W.O. (eds) Zircon. Mineralogical Society of America, Reviews in Mineralogy and Geochemistry, 53, 243-275.
34. Kretz, R. 1983. Symbols of rock-forming minerals. American Mineralogist, 68, 277-279.
35. Lardeaux, J.M., Menot, R.P., Orsini, J.B., Naud, G. & Libourel, G. 1994. Corsica and Sardinia in the Variscan Chain. In: Keppie, J.D. (ed.) Pre-Mesozoic Geology in France and Related Areas. Springer, Berlin, 467-479.
36. Loi, A. & Dabard, M.P. 1997. Zircon typology and geochemistry in the paleogeographic reconstruction of the Late Ordovician of Sardinia (Italy). Sedimentary Geology, 112, 263-279.
37. Ludwig, K.R. 2000. Isoplot - a Geochronological Toolkit for Microsoft Excel. Berkeley Geochronology Center, Special Publications, 1a, 1-53.
38. Mazzoli, C. & Visonà, D. 1992. The gneisses of Monte Filau (Capo Spartivento, SW Sardinia): petrographic and chemical features. In: Carmignani, L. & Sassi, F.P. (eds) Contributions to the Geology of Italy with Special Regard to the Paleozoic Basements. IGCP 276, Newsletter, 5, 175-182.
39. Memmi, I., Barca, S. & Carmignani, L. et al. 1983. IGCP 5, Newsletter, 5, 87-93.
40. Miller, C., Sassi, F.P. & Armari, G. 1976. On the occurrence of altered eclogitic rocks in north-eastern Sardinia and their implications. Neues Jahrbuch für Geologie und Paläontologie, Monatshefte, 11, 683-689.
41. Neugebauer, J., Greiner, B. & Appel, E. 2001. Kinematics of the Alpine-West Carpathian orogen wid palaeogeographic implications. Journal of the Geological Society, London, 158, 97-110.
42. Oberli, F., Meier, M. & Biino, G. 1994. Time constraints on the pre-Variscan magmatic/metamorphic evolution of the Gotthard and Tavetsch unit derived from single-zircon U-Pb results. Schweizerische Mineralogische und Petrographische Mitteilungen, 74, 483-488.
43. Palmeri, R., Fanning, M., Franceschelli, M., Memmi, I. & Ricci, C.A. 2004. SHRIMP dating of zircons in eclogite from the Variscan basement in northeastern Sardinia (Italy). Neues Jahrbuch für Mineralogie, Monatshefte, 6, 275-288.
44. Poll, J.J.K. 1966. The geology of the Rosas-Terreseo area (Sulcis, South Sardinia). Leidse Geologische Mededelingen, 35, 117-208.
45. Ricci, C.A. 1992. From crustal thickening to exhumation: petrological, structural and geochronological records in the crystalline basement of Northern Sardinia. In: Carmignani, L. & Sassi, F.P. (eds) Contributions to the Geology of Italy with Special Regard to the Paleozoic Basements. IGCP 276, Newsletter, 5, 187-197.
46. Robardet, M., Verniers, J., Feist, R. & Paris, F. 1994. Le Paléozoique antévarisque de France, contexte paléogéographique et géodynamique. Géologie de la France, 3, 3-31.
47. 2O. Contributions to Mineralogy and Petrology, 101, 149-164.
48. Stampfli, G.H., von Raumer, J.F. & Borel, G.D. 2002. Paleozoic evolution of pre-Variscan terranes: from Gondwana to the Variscan collision. In: Martínez Catálan, J.R., Hatcher, R.D. Jr, Arenas, R. & Díaz García, F. (eds) Variscan-Appalachian Dynamics: the Building of a Late Paleozoic Basement. Geological Society of America, Special Papers, 364, 263-280.
49. Stille, H. 1939. Bemerkungen betreffend die 'sardische' Faltung und den Ausdruck 'ophiolithisch'. Zeitschrift der Deutschen Geologischen Gesellschaft, 91, 771-773.
50. Teichmüller, R. 1931. Zur Geologie des Tyrrhenisgebietes: I. Teil. Alte und junge Krustenbewegungen im südlichen Sardinien. Abhandlungen der Gesellschaft der Wissenschaft zu Göttingen, Mathematisch-Physikalische Klasse, 3, 857-950.
51. Tiepolo, M. 2003. In situ Pb geochronology of zircon with laser ablation-inductively coupled plasma-sector field mass spectrometry. Chemical Geology, 199, 159-177.
52. Trombetta, A., Cirrincione, R., Corfu, F., Mazzoleni, P. & Pezzino, A. 2004. Mid-Ordovician U-Pb ages of porphyroids in the Peloritan Mountains (NE Sicily): paleogeographic implications for the evolution of the Alboran microplate. Journal of the Geological Society, London, 161, 1-13.
53. Valverde-Vaquero, P. & Dunning, G.R. 2000. New U-Pb ages for Early Ordovician magmatism in Central Spain. Journal of the Geological Society, London, 157, 15-26.
54. Voll, G. 1976. Recrystallization of quartz, biotite and feldspars from Erstfeld to the Leventina nappe, Swiss Alps, and its geological significance. Schweizerische Mineralogische und Petrographische Mitteilungen, 56, 641-647.
55. Von Raumer, J.F., Stampfli, G. & Bussy, F. 2002. Organisation of pre-Variscan basement areas at the north-Gondwana margin. International Journal of Earth Sciences, 91, 35-52.
56. Watson, E.B. & Liang, Y. 1995. A simple model for sector zoning in slowly grown crystals: implications for growth rate and lattice diffusion, with emphasis on accessory minerals in crustal rocks. American Mineralogist, 80, 1179-1187.
57. Wiedenbeck, M., Alle, P. & Corfu, F. et al. 1995. Three natural zircon standards for U-Th-Pb, Lu-Hf, trace elements and REE analyses. Geostandards Newsletter, 19, 1-23.