Feeding system and magma storage beneath Mt. Etna as revealed by recent inflation/deflation cycles

Journal of Geophysical Research: Solid Earth

Volumn 113, Issue 5, 2008, Pages

  Bonforte, Alessandro ^a   Bonaccorso, Alessandro ^a   Guglielmino, Francesco ^a   Palano, Mimmo ^a   Puglisi, Giuseppe ^a  

^a ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

DATA INVERSION; DATA SET; DEFLATION; DEFORMATION; GENETIC ALGORITHM; GPS; MAGMA; OPTIMIZATION; VOLCANIC ERUPTION; VOLCANO;

CATANIA [SICILY]; ETNA; EURASIA; EUROPE; ITALY; SICILY; SOUTHERN EUROPE;

EID: 55349124623     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/2007JB005334     Document Type: Article

References (34)

1. Allard, P., B. Behncke, S. D'Amico, M. Neri, and S. Gambino (2006), Mount Etna 1993-2005: Anatomy of an evolving eruptive cycle, Earth Sci. Rev., 78, 85-114, doi:10.1016/j.earscirev.2006.04.002.
2. Bonaccorso, A. (1996), Dynamic inversion of ground deformation data for modelling volcanic sources (Etna 1991-93), Geophys. Res. Lett., 23(5), 451-454.
3. Bonaccorso, A., S. Cianetti, C. Giunchi, E. Trasatti, M. Bonafede, and E. Boschi (2005), Analytical and 3-D numerical modelling of Mt. Etna (Italy) volcano inflation, Geophys. J. Int., 163, 852-862, doi.10.1111/j.1365-246X.2005.02777.x.
4. Bonaccorso, A., A. Bonforte, F. Guglielmino, M. Palano, and G. Puglisi (2006), Composite ground deformation pattern forerunning the 2004-2005 Mount Etna eruption, J. Geophys. Res., 111, B12207, doi.10.1029/ 2005JB004206.
5. Bonforte, A., and G. Puglisi (2003), Magma uprising and flank dynamics on Mount Etna volcano studied using GPS data (1994-1995]), J. Geophys. Res., 108(B3), 2153, doi:10.1029/2002JB001845.
6. Bonforte, A., and G. Puglisi (2006), Dynamics of the eastern flank of Mt. Etna volcano (Italy) investigated by a dense GPS network, J. Volcanol. Geotherm. Res., 153(3 -4), 357-369, doi:10.1016/ jvolgeores.2005.12.005.
7. Bonforte, A., F. Guglielmino, M. Palano, and G. Puglisi (2004), A syneruptive ground deformation episode measured by GPS, during the 2001 eruption on the upper southern flank of Mt Etna, Bull. Volcanol., 66(4), 341-366.
8. Bonforte, A., S. Branca, and M. Palano (2007a), Geometric and kinematic variations along die active Pernicana fault: Implication for the dynamics of Mount Etna NE flank (Italy), J. Volcanol. Geotherm. Res., 160, 210-222, doi:10.1016/j.jvolgeores.2006.08.009.
9. Bonforte, A., D. Carbone, F. Greco, and M. Palano (2007b), Intrusive mechanism of the 2002 NE-rift eruption at Mt. Etna (Italy) modelled using GPS and gravity data, Geophys. J Int, 169, doi:10.1111/ j.1365- 246X.2006.03249.x.
10. Borgia, A., L. Ferrari, and G. Pasquarè (1992), Importance of gravitational spreading in the tectonic and volcanic evolution of Mount Etna, Nature, 357, 231-235.
11. Borgia, A., R. Lanari, E. Sansosti, M. Tesauro, P. Berardino, G. Fornaro, M. Neri, and J. B. Murray (2000), Actively growing anticlines beneath Catania from the distal motion of Mount Etna's decollement measured by SAR interferometry and GPS, Geophys. Res. Lett., 27(20), 3409-3412.
12. Bousquet, J. C., and G. Lanzafame (2004). The tectonics and geodynamics of Mt. Etna: Synthesis and interpretation of geological and geophysical data, in Etna Volcano Laboratory, Geophys. Monogr Ser., vol. 143, edited by A. Bonaccorso, S. Calvari, M. Coltelli, C. Del Negro, and S. Falsaperla, pp. 29-47, AGU, Washington, D.C.
13. Burton, M. R., et al. (2005), Etna 2004-2005: An archetype for geodynamically-controlled effusive eruptions, Geophys. Res. Lett., 32, L09303, doi:10.1029/2005GL022527.
14. Chiarabba, C., A. Amato, E. Boschi, and F. Barberi (2000), Recent seismity and tomographic modeling of the Mount Etna plumbing system, J. Geophys. Res., 105(B5), 10923-10938.
15. Davis, P. M. (1986), Surface deformation due to inflation of an arbitrarily oriented triaxial elipsoidal cavity in an elastic half-space, with reference to Kilauea volcano, Hawaii, J. Geophys. Res., 91(B7), 7429-7438.
16. Froger, J.-L., O. Merle, and P. Briole (2001), Active spreading and regional extension at Mount Etna imaged by SAR interferometry, Earth Planet. Sci. Lett., 187, 245-258.
17. Houlié, N., P. Briole, A. Bonforte, and G. Puglisi (2006), Large scale ground deformation of Etna observed by GPS between 1994 and 2001, Geophys. Res. Lett., 33, L02309, doi:10.1029/2005GL024414.
18. Laigle, M., A. Hirn, M. Sapin, J. C. Lépine, J. Diaz, J. Gallart, and R. Nicolich (2000), Mount Etna dense array local earthquake P and S tomography and implications for volcanic plumbing, J. Geophys. Res., 105(139), 21633-21646.
19. Livieratos, E. (1980), Crustal strains using geodetic methods, Quaterniones Geodaesiae, 3, 191-211.
20. Lo Giudice, E., and R. Rasà (1992), Very shallow earthquakes and brittle deformations in active volcanic areas: The Etnean region as an example, Tectonophysics, 202, 257-268.
21. Lundgren, P., P. Berardino, M. Coltelli, G. Fornaro, R. Lanari, G. Puglisi, E. Sansosti, and M. Tesauro (2003), Coupled Megma chamber and sector collapse slip observed with synthetic aperture radar interferometry on Mt. Etna volcano, J. Geophys. Res., 108(B5), 2247, doi:10.1029/2001JB000657.
22. Lundgren, P., F. Casu, M. Manzo, A. Pepe, P. Berardino, E. Sansosti, and R. Lanari (2004), Gravity and magma induced spreading of Mount Etna volcano revealed by satellite radar interferometry, Geophys. Res. Lett., 31, L04062, doi:10.1029/2003GL018736.
23. Nunnari, G., G. Puglisi, and F. Guglielmino (2005), Inversion of SAR data in active volcanic areas by optimization techniques, Nonlin. Proc. Geophys., 12, 863-870.
24. Okada, Y. (1985), Surface deformation due to shear and tensile fault in half-space, Bull. Seismol. Soc. Am., 75, 1135-1154.
25. Palano, M., G. Puglisi, and S. Gresta (2007), Ground deformation at Mt. Etna: A joint interpretation of GPS and InSAR data from 1993 to 2000. Boll. Geofis. Teor. Appl., 48(2), 81-98.
26. Patané, D., P. De Gori, C. Chiarabba, and A. Bonaccorso (2003), Magma ascent and the pressurization of Mount Etna's volcanic system, Science, 299, 2061-2063.
27. Puglisi, G., and A. Bonforte (2004), Dynamics of Mount Etna volcano inferred from static and kinematic GPS measurements, J. Geophys. Res., 109, B11404, doi:10.1029/2003JB002878.
28. Puglisi, G., A. Bonforte, and S. R. Maugeri (2001), Ground deformation patterns on Mt. Etna, between 1992 and 1994, inferred from GPS data, Bull. Volcanol., 62, 371-384.
29. Puglisi, G., P. Briole, and A. Bonforte (2004), Twelve years of ground deformation studies on Mt. Etna volcano based on GPS surveys, in Etna Volcano Laboratory, Geophys. Monogr Ser., vol. 143, edited by A. Bonaccorso, S. Calvari, M. Coltelli, C. Del Negro, and S. Falsaperla, pp. 321-341, AGU, Washington, D.C.
30. Rasà, R., R. Azzaro, and O. Leonardi (1996), Aseismic creep on faults and flank instability at Mt. Etna volcano, in Volcano Instability on the Earth and Other Planets, edited by W. M. McGuire, A. P. Jones, and J. Neuberg, Geol. Soc. Lon.-Spec. Publ., 110, 179-192, doi:10.1144/GSL.SP.1996.110.01.14, Geological Society of London, London.
31. Rust D., and M. Neri (1996). The boundaries of large-scale collapse on the flanks of Mount Etna, Sicily, in Volcano Instability on the Earth and Other Planets, edited by W. M. McGuire, A. P. Jones, and J. Neuberg, Geol. Soc. Lon.-Spec. Publ., 110, 193-208, doi:10.1144/ GSL.SP.1996.110.01.15, Geological Society of London, London.
32. Rust, D., B. Behncke, M. Neri, and A. Ciocanel (2005), Nested zones of instability in the Mount Etna volcanic edifice, Sicily, J. Volcanol. Geotherm., 144, 137-153, doi:10.1016/j.jvolgeores.2004.11.021.
33. Tiampo, K. F., J. Fernandez, G. Gentzsch, M. Charco, and J. B. Rundle (2004), Inverting for the parameters of a volcanic source using a genetic algorithm and a model for magmatic intrusion in elastic-gravitational layered Earth models, Comput. Geosci., 30(9-10), 985-1001, doi:10.1016/j.cageo.2004.07.005.
34. Walter, T. R., V. Acocella, M. Neri, and F. Amelung (2005), Feedback processes between magmatic events and flank movement at Mount Etna (Italy) during the 2002-2003 eruption, J. Geophys. Res., 110, B10205, doi:10.1029/2005JB003688.