Hybrid character and pre-eruptive events of Mt Amiata volcano (Italy) inferred from geochronological, petro-geochemical and isotopic data

Journal of Volcanology and Geothermal Research

Volumn 179, Issue 3-4, 2009, Pages 169-190

  Cadoux, Anita ^a   Pinti, Daniele L ^b  

^a UNIVERSIDAD NACIONAL AUTÓNOMA DE MÉXICO   (Mexico)

^b UNIVERSITÉ DU QUÉBEC À MONTRÉAL   (Canada)

Author keywords

hybrid; K Ar ages; magma mixing; trachydacites; Tuscany

Indexed keywords

ARGON; CHEMICAL ELEMENTS; ENGINEERING GEOLOGY; FELDSPAR; GEOCHRONOLOGY; ISOTOPES; LANDFORMS; LEAD; LEAD ALLOYS; MINERALS; NEODYMIUM; PETROLOGY; SILICATE MINERALS; STRONTIUM; THERMOMECHANICAL PULPING PROCESS; TRACE ELEMENTS; VOLCANOES;

HYBRID; K-AR AGES; MAGMA MIXING; TRACHYDACITES; TUSCANY;

VOLCANIC ROCKS;

CALC ALKALINE ROCK; GEOCHRONOLOGY; ISOTOPIC ANALYSIS; ISOTOPIC COMPOSITION; MAGMA CHAMBER; PETROGENESIS; PLEISTOCENE; POTASSIUM-ARGON DATING; SANIDINE; VOLCANIC ERUPTION; VOLCANIC ROCK; VOLCANO;

EURASIA; EUROPE; ITALY; MOUNT AMIATA; SIENA [TUSCANY]; SOUTHERN EUROPE; TUSCANY;

EID: 58249104269     PISSN: 03770273     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jvolgeores.2008.10.018     Document Type: Article

References (83)

1. Acocella V. Space accommodation by roof lifting during pluton emplacement at Amiata Mt (Italy). Terra Nova 12 (2000) 149-155
2. Acocella V., and Rossetti F. The role of extensional tectonics at different crustal levels on granite ascent and emplacement: an example from Tuscany (Italy). Tectonophysics 354 (2002) 71-83
3. Balducci S., and Leoni L. Sanidine megacrysts from Mt. Amiata trachytes and Roccastrada rhyolites. Neues Jahrb. Mineral. Abh. 143 (1981) 15-36
4. Barberi F., Innocenti F., and Ricci C.A. La Toscana meridionale. Il magmatismo. Rend. Soc. Ital. Mineral. Petrol. 27 (1971) 169-210
5. Barberi F., et al. Plio-Pleistocene geological evolution of the geothermal area of Tuscany and Latium. Mem. Descr. Carta. Geol. Ital. 49 (1994) 77-134
6. Batini F., Bertini G., Gianelli G., Nicolich R., Pandeli E., and Puxeddu M. Deep structure of the geothermal region of the Monte Amiata volcano (Tuscany, Italy). Mem. Soc. Geol. Ital. 35 (1986) 755-759
7. Batini F., Brogi A., Lazzarotto A., Liotta D., and Pandeli E. Geological features of Larderello-Travale and Mt Amiata geothermal areas (southern Tuscany Italy). Episodes 26 (2003) 239-244
8. Bellani S., Brogi A., Lazzarotto A., Liotta D., and Ranalli G. Heat flow, deep temperatures and extensional structures in the Larderello Geothermal Field (Italy): constraints on geothermal fluid flow. J. Volcanol. Geotherm. Res. 132 1 (2004) 15-29
9. Bigazzi G., Bonadonna F.P., Ghezzo C., Giuliani O., Radicati Di Brozolo F., and Rita F. Geochronological study of the Monte Amiata lavas (Central Italy). Bull. Volcanol. 44 3 (1981) 455-465
10. Blichert-Toft J., Agranier A., Andres M., Kingsley R., Schilling J.-G., and Albarède F. Geochemical segmentation of the Mid-Atlantic Ridge north of Iceland and ridge-hot spot interaction in the North Atlantic. Geochem. Geophys. Geosyst. 6 (2005) Q01E19 10.1029/2004GC000788
11. Brogi A. Seismic reflection and boreholes logs as tools for tectonic and stratigraphical investigations: new geological data for the Tuscan Nappe exposed in the northeastern Mt. Amiata area (Northern Apennines, Italy). Boll. Soc. Geol. Ital. 123 (2004) 189-199
12. Brogi A. Neogene extension in the Northern Apennines (Italy): insights from the southern part of the Mt. Amiata geothermal area. Geodin. Acta 19 1 (2006) 33-50
13. Brogi A. The structure of the Monte Amiata volcano-geothermal area (Northern Apennines, Italy): Neogene-Quaternary compression versus extension. Int. J. Earth Sci. 97 4 (2007) 677-703
14. Brogi A., and Liotta D. Understanding the crustal structures of southern Tuscany: the contribution of the CROP18 project. Boll. Geofis. Teor. Applic. 47 (2006) 401-424
15. Brogi A., Lazzarotto A., Liotta D., Ranalli G., and CROP18 Working Group. Crustal structures in the geothermal areas of southern Tuscany (Italy): insights from the CROP 18 deep seismic reflection lines. J. Volcanol. Geotherm. Res. 148 1-2 (2005) 60-80
16. Cadoux, A., 2005. Le magmatisme acide Plio-Pleistocène de la Marge Tyrrhénienne (Italie Centrale): Géochronologie, Pétrogénèse et Implications Géodynamiques. Earth Sciences Thesis, Université Paris Sud XI, Orsay, 327 pp.
17. Cadoux A., Pinti D.L., Aznar C., Chiesa S., and Gillot P.-Y. New chronological and geochemical constraints on the genesis and geological evolution of Ponza and Palmarola volcanic islands (Tyrrhenian Sea, Italy). Lithos 81 1-4 (2005) 121-151
18. Calamai A., Cataldi R., Squarci P., and Taffi L. Geology, geophysics and hydrogeology of the Monte Amiata geothermal field. Geothermics 1 (1970) 1-9
19. Carmignani L., Decandia F.A., Fantozzi P.L., Lazzarotto A., Liotta D., and Meccheri M. Tertiary extensional tectonics in Tuscany (northern Apennines, Italy). Tectonophysics 238 (1994) 95-315
20. Civetta L., Orsi G., Scandone P., and Pece R. Eastward migration of the Tuscan anatectic magmatism due to anticlockwise rotation of the Appennines. Nature 276 (1978) 604-605
21. Conticelli S. The effect of crustal contamination on ultrapotassic magmas with lamproitic affinity: mineralogical, geochemical and isotope data from the Torre Alfina lavas and xenoliths, Central Italy. Chem. Geol. 149 1-2 (1998) 51-81
22. Conticelli S., and Peccerillo A. Petrology and geochemistry of potassic and ultrapotassic volcanism in central Italy: petrogenesis and inferences on the evolution of the mantle sources. Lithos 28 3-6 (1992) 221-240
23. Conticelli S., Francalanci L., and Santo A.P. Petrology of final-stage Latera lavas (Vulsini Mts.): mineralogical, geochemical and Sr-isotopic data and their bearing on the genesis of some potassic magmas in central Italy. J. Volcanol. Geotherm. Res. 46 3-4 (1991) 187-212
24. Conticelli S., Francalanci L., Manetti P., Cioni R., and Sbrana A. Petrology and geochemistry of the ultrapotassic rocks from the Sabatini Volcanic District, central Italy: the role of evolutionary processes in the genesis of variably enriched alkaline magmas. J. Volcanol. Geotherm. Res. 75 1-2 (1997) 107-136
25. Conticelli S., D'Antonio M., Pinarelli L., and Civetta L. Source contamination and mantle heterogeneity in the genesis of Italian potassic and ultrapotassic volcanic rocks: Sr-Nd-Pb isotope data from Roman province and southern Tuscany. Miner. Petrol. 74 (2002) 189-222
26. Cristiani C., and Mazzuoli R. Monte Amiata volcanic products and their inclusions. Period. Mineral. LXXII 2 (2003) 169-181
27. Dallmeyer R.D., and Liotta D. Extension uplift of rocks and cooling ages in thinned crustal provinces: the Larderello geothermal area (inner Northern Apennines Italy). Geol. Mag. 135 (1998) 193-202
28. Dini A., Innocenti F., Rocchi S., Tonarini S., and Westerman D.S. The magmatic evolution of the late Miocene laccolith-pluton-dyke granitic complex of Elba Island, Italy. Geol. Mag. 139 3 (2002) 257-279
29. Dini A., Gianelli G., Puxeddu M., and Ruggieri G. Origin and evolution of Pliocene-Pleistocene granites from the Larderello geothermal field (Tuscan Magmatic Province, Italy). Lithos 81 1-4 (2005) 1-31
30. Eichelberger J.C. Vesiculation of mafic magma during replenishment of silicic magma reservoirs. Nature 288 (1980) 446-450
31. Eichelberger J.C. Silicic volcanism: ascent of viscous magmas from crustal reservoirs. Annu. Rev. Earth Planet. Sci. 23 (1995) 41-63
32. Eichelberger J.C., Carrigan C.R., Westrich H.R., and Price R.H. Non-explosive silicic volcanism. Nature 323 (1986) 598-602
33. Ferrara G., Petrini R., Serri G., and Tonarini S. Petrology and isotope-geochemistry of San Vincenzo rhyolites (Tuscany, Italy). Bull. Volcanol. 51 (1989) 379-388
34. Ferrari L., Conticelli S., Burlamacchi L., and Manetti P. Volcanological evolution of the Monte Amiata, Southern Tuscany: new geological and petrochemical data. Acta Vulcanol. 8 1 (1996) 41-56
35. Foley S.F., Venturelli G., Green D.H., and Toscani L. The ultrapotassic rocks: characteristics, classification, and constraints for petrogenetic models. Earth Sci. Rev. 24 2 (1987) 81-134
36. 234Th dating of cave concretions. Earth Planet. Sci. Lett. 5 (1968) 120-122
37. Gianelli G., Puxeddu M., Batini F., Bertini G., Dini I., Pandeli E., and Nicolich R. Geological model of a young volcano-plutonic system: the geothermal region of Monte Amiata (Tuscany, Italy). Geothermics 17 5-6 (1988) 719-734
38. Gillot P.Y., and Cornette Y. The Cassignol technique for potassium-argon dating, precision and accuracy: examples from the Late Pleistocene to recent volcanics from Southern Italy. Chem. Geol. 59 (1986) 205-222
39. 39Ar) of Pleistocene and Holocene rocks. Geostand. Newsl. 16 (1992) 55-60
40. Giraud A., Dupuy C., and Dostal J. Behaviour of trace elements during magmatic processes in the crust: application to acidic volcanic rocks of Tuscany (Italy). Chem. Geol. 57 3-4 (1986) 269-288
41. 86Sr evidence from the Italian volcanics. Contrib. Mineral. Petrol. 69 (1979) 151-165
42. Hawkesworth C.J., George R.M.M., Turner S.P., and Zellmer G.F. Timescales of magmatic processes. Earth Planet. Sci. Lett. 218 (2004) 1-16
43. Innocenti F., Serri G., Manetti P., Ferrara G., and Tonarini S. Genesis and classification of the rocks of the Tuscan Magmatic Province: thirty years after Marinelli's model. Acta Vulcanol. 2 (1992) 247-265
44. Irvine T.N., and Baragar W.R. A guide to the chemical classification of the common volcanic rocks. Can. J. Earth. Sci. 8 (1971) 523-548
45. James, K., 2004. Determining the source for the Magmas of Monte Amiata (Central Italy) using Strontium, Neodymium, and Lead Isotope Analysis. MSc Thesis, Carleton College, Northfield, Minnesota.
46. Kaneoka I. The effect of hydration on the K/Ar ages of volcanic rocks. Earth Planet. Sci. Lett. 14 2 (1972) 216-220
47. Kelley S. Excess argon in K-Ar and Ar-Ar geochronology. Chem. Geol. 188 1-2 (2002) 1-22
48. Laurenzi M.A., and Villa I.M. The age of the early volcanic activity at Monte Amiata volcano, Tuscany: evidence for a paleomagnetic reversal at 300 Ka bp. Plinius 6 (1991) 160-161
49. Le Bas M.J., Le Maitre R.W., Streckeisen A., and Zanettin B. A chemical classification of volcanic rocks based on the total alkali-silica diagram. J. Petrol. 27 (1986) 745-750
50. Liotta D. Analisi del settore Centro-Meridionale del Bacino pliocenico di Radicofani (Toscana Meridionale). Boll. Soc. Geol. It. 115 (1996) 115-143
51. 39Ar method (1999), Oxford University press, Oxford 269 pp.
52. Marinelli G. Genèse des magmas du volcanisme Plio-Quaternaire des Apennins. Geol. Rundsch. 57 (1967) 127-141
53. Marianelli P., and Carletti P. Genesis of Roccastrada volcanic rocks (central Italy): inferences from melt inclusions analyses. Period. Mineral. 68 1 (1999) 69-80
54. Marinelli G., Barberi F., and Cioni R. Sollevamenti neogenici e intrusioni acide della Toscana e del Lazio settentrionale. Mem. Soc. Geol. It. 49 (1983) 279-288
55. Mazzuoli R., and Pratesi M. Rilevamento e studio chimico-petrografico delle rocce vulcaniche del Monte Amiata. Atti. Soc. Toscana Sci. Nat. Resid. Pisa, Mem. 70 (1963) 355-429
56. Merla A. Post-orogenetic magmatic activity and related geothermal resources in southern Tuscany, Italy. Geothermics 15 5-6 (1986) 791-795
57. Nakamura N. Determination of REE, Ba, Fe, Mg, Na and K in carbonaceous and ordinary chondrites. Geochim. Cosmochim. Acta 38 (1974) 757-775
58. Nappi G., Antonelli F., Coltorti M., Milani L., Renzulli A., and Siena F. Volcanological and petrological evolution of the Eastern Vulsini District, Central Italy. J. Volcanol. Geotherm. Res. 87 (1998) 211-232
59. Parker R.J. Geochemical and petrographic characteristics of potassium-rich pyroclastic and lava samples from Vulsini volcano, Roman magmatic region, Italy. J. Volcanol. Geotherm. Res. 39 (1989) 297-314
60. Pasquarè G., Chiesa S., Vezzoli L., and Zanchi A. Evoluzione paleogeografica e strutturale di parte della Toscana meridionale a partire dal Miocene Superiore. Mem. Soc. Geol. It. 25 (1983) 145-157
61. Peccerillo A. Multiple mantle metasomatism in central-southern Italy: geochemical effects, timing and geodynamic implications. Geology 27 4 (1999) 315-318
62. Peccerillo A. Geochemistry and petrogenesis of Quaternary magmatism in central-southern Italy. Geochem. Int. 39 (2001) 521-535
63. Peccerillo A. Plio-Quaternary magmatism in Central-Southern Italy: a new classification scheme for volcanic provinces and its geodynamic implications. Boll. Soc. Geol. It., Vol. Spec. 1 (2002) 113-127
64. Peccerillo A. Plio-Quaternary magmatism in Italy. Episodes 26 (2003) 222-226
65. Peccerillo A. Plio-Quaternary volcanism in Italy. Petrology, Geochemistry, Geodynamics (2005), Springer, Heidelberg 365 pp.
66. Peccerillo A., Conticelli S., and Manetti P. Petrological characteristics and the genesis of recent magmatism of Southern Tuscany and Northern Latium. Period. Mineral. 56 (1987) 157-172
67. Perini G., Conticelli S., Francalanci L., and Davidson J.P. The relationship between potassic and calc-alkaline post-orogenic magmatism at Vico volcano, central Italy. J. Volcanol. Geotherm. Res. 95 1-4 (2000) 247-272
68. Pinarelli L., Poli G., and Santo P. Geochemical characterization of recent volcanism from the Tuscan magmatic province (Central Italy): the Roccastrada and San Vincenzo centers. Period. Mineral. 58 (1989) 67-96
69. Poli G., and Perugini D. Roccastrada volcanites. Period. Mineral. 72 2 (2003) 169-181
70. Poli G., Frey F.A., and Ferrara G. Geochemical characteristics of the south Tuscany (Italy) volcanic province: Constraints on lava petrogenesis. Chem. Geol. 43 3-4 (1984) 203-221
71. Poli G., Manetti P., and Tommasini S. A petrological review on Miocene-Pliocene intrusive rocks from southern Tuscany and Tyrrhenian sea (Italy). Period. Mineral. 58 (1989) 109-126
72. Quidelleur X., Gillot P.Y., Soler V., and Lefèvre J.C. K/Ar dating extended into the last millennium: application to the youngest effusive episode of the Teide volcano (Canary Islands, Spain). Geophys. Res. Lett. 28 (2001) 3067-3070
73. Reid M.R. Timescales of magma transfer and storage in the crust. In: Rudnick R.L. (Ed). The Crust. Treatise on Geochemistry (2003), Elsevier, Oxford 167-193
74. Rombai C., Trua T., and Matteini M. Metamorphic xenoliths and magmatic inclusions in the Quaternary lavas of Mt. Amiata (Tuscany, central Italy): inferences for P-T conditions of magma chamber. Atti Soc. Toscana. Sci. Nat. A 102 (1995) 21-38
75. Rossetti F., Balsamo F., Villa I.M., Bouybaouenne M., Faccenna C., and Funiciello R. Pliocene-Pleistocene HT_LP metamorphism during multiple granitic intrusions in the southern branch of the Larderello geothermal field (Southern Tuscany, Italy). J. Geol. Soc. 165 (2008) 247-262
76. Serri G., Innocenti F., and Manetti P. Geochemical and petrological evidence of the subduction of delaminated Adriatic continental lithosphere in the genesis of the Neogene-Quaternary magmatism of central Italy. Tectonophysics 223 1-2 (1993) 117-147
77. Turner S., George R., Jerram D.A., Carpenter N., and Hawkesworth C. Case studies of plagioclase growth and residence times in island arc lavas from Tonga and the Lesser Antilles, and a model to reconcile discordant age information. Earth Planet. Sci. Lett. 214 (2003) 279-294
78. Van Bergen M.J. Common trace-element characteristics of crustal- and mantle-derived K-rich magmas at Mt. Amiata (central Italy). Chem. Geol. 48 1-4 (1985) 125-135
79. Van Bergen M.J., and Barton M. Complex interaction of aluminous metasedimentary xenoliths and siliceous magma, an example from Mt. Amiata (central Italy). Contrib. Mineral. Petrol. 86 (1984) 374-385
80. Van Bergen M.J., Ghezzo C., and Ricci C.A. Minette inclusions in the rhyodacitic lavas of Mt. Amiata (Central Italy): mineralogical and chemical evidence of mixing between Tuscan and Roman type magmas. J. Volcanol. Geotherm. Res. 19 1-2 (1983) 1-35
81. Westrich H.R., and Eichelberger J.C. Gas transport and bubble collapse in rhyolitic magma: an experimental approach. Bull. Volcanol. 56 6-7 (1994) 447-458
82. White W.M., Albarède F., and Télouk P. High-precision analysis of Pb isotope ratios by multi-collector ICP-MS. Chem. Geol. 167 3-4 (2000) 257-270
83. Wood D.A., Joron J.L., Treuil M., Norry M., and Traney J. Elemental and Sr isotope variations in basic lavas from Iceland and the surrounding ocean floor. Contrib. Mineral. Petrol. 70 (1979) 319-339