The invisible hand: Tectonic triggering and modulation of a rhyolitic supereruption

Geology

Volumn 40, Issue 6, 2012, Pages 563-566

  Allan, Aidan S R ^a   Wilson, Colin J N ^a   Millet, Marc Alban ^a   Wysoczanski, Richard J ^a,b  

^a VICTORIA UNIVERSITY OF WELLINGTON   (New Zealand)

^b NATIONAL INSTITUTE OF WATER AND ATMOSPHERIC RESEARCH   (New Zealand)

Author keywords

[No Author keywords available]

Indexed keywords

EXPLOSIVE ACTIVITY; EXPLOSIVE ERUPTION; IN-PHASE; LATERAL MIGRATION; MAGMA CHAMBER; MAGMA TRANSPORT; MAGMATIC SYSTEMS; NEW ZEALAND; PHASE 1; PHYSICAL MINGLING; RHYOLITIC; STRESS CHANGES; SUPERERUPTION; TECTONIC CONTROL; TECTONIC EVENTS; TECTONIC PROCESS; TIME-SCALES;

DEPOSITS; MICA;

TECTONICS;

BIOTITE; EXPLOSIVE VOLCANISM; MAGMA; MAGMA CHAMBER; PUMICE; RHYOLITE; RIFTING; TECTONIC SETTING; TECTONIC STRUCTURE;

NEW ZEALAND; NORTH ISLAND; TAUPO; WAIKATO;

EID: 84864322339     PISSN: 00917613     EISSN: 19432682     Source Type: Journal    
DOI: 10.1130/G32969.1     Document Type: Article

References (18)

1. Allmann, B.P., and Shearer, P.M., 2009, Global variations of stress drop for moderate to large earthquakes: Journal of Geophysical Research, v. 114, B01310, doi:10.1029/2008JB005821.
2. Belachew, M., Ebinger, C., Coté, D., Keir, D., Rowland, J.V., Hammond, J.O.S., and Ayele, A., 2011, Comparison of dike intrusions in an incipient seafloorspreading segment in Afar, Ethiopia: Seismicity perspectives: Journal of Geophysical Research, v. 116, B06405, doi:10.1029/2010JB007908.
3. Blake, S., 1984, Volatile oversaturation during the evolution of silicic magma chambers as an eruption trigger: Journal of Geophysical Research, v. 89, p. 8237-8244, doi:10.1029/JB089iB10p08237.
4. Bursik, M., Renshaw, C., McCaplin, J., and Berry, M., 2003, A volcanotectonic cascade: Activation of range front faulting and eruptions by dike intrusion, Mono Basin-Long Valley Caldera, California: Journal of Geophysical Research, v. 108, p. 2393-2406, doi:10.1029/2002JB002032.
5. Costa, A., Gottsmann, J., Melnik, O., and Sparks, R.S.J., 2011, A stress-controlled mechanism for the intensity of very large magnitude explosive eruptions: Earth and Planetary Science Letters, v. 310, p. 161-166, doi:10.1016/j.epsl.2011.07.024.
6. Harrison, A., and White, R.S., 2006, Lithospheric structure of an active backarc basin: The Taupo Volcanic Zone, New Zealand: Geophysical Journal International, v. 167, p. 968-990, doi:10.1111/j.1365-246X.2006.03166.x.
7. Lister, J.R., 1990, Buoyancy-driven fluid fracture: Similarity solutions for the horizontal and vertical propagation of fluid-filled cracks: Journal of Fluid Mechanics, v. 217, p. 213-239, doi:10.1017/S0022112090000696.
8. Liu, Y., Anderson, A.T., Wilson, C.J.N., Davis, A.M., and Steele, I.M., 2006, Mixing and differentiation in the Oruanui rhyolitic magma, Taupo, New Zealand: Evidence from volatiles and trace elements in melt inclusions: Contributions to Mineralogy and Petrology, v. 151, p. 71-87, doi:10.1007/s00410-005-0046-3.
9. Manga, M., and Brodsky, E., 2006, Seismic triggering of eruptions in the far field: Volcanoes and geysers: Annual Review of Earth and Planetary Sciences, v. 34, p. 263-291, doi:10.1146/annurev.earth.34.031405.125125.
10. Reches, Z., and Fink, J., 1988, The mechanism of intrusion of the Inyo Dike, Long Valley caldera, California: Journal of Geophysical Research, v. 93, p. 4321-4334, doi:10.1029/JB093iB05p04321.
11. Ridolfi, F., Renzulli, A., and Puerini, M., 2010, Stability and chemical equilibrium of amphibole in calc-alkaline magmas: An overview, new thermobarometric formulations and application to subduction-related volcanoes: Contributions to Mineralogy and Petrology, v. 160, p. 45-66, doi:10.1007/s00410-009-0465-7.
12. Robinson, R., Smith, E.G.C., and Latter, J.H., 1981, Seismic studies of the crust under the hydrothermal areas of the Taupo Volcanic Zone, New Zealand: Journal of Volcanology and Geothermal Research, v. 9, p. 253-267.
13. Sampson, D.E., and Cameron, K.L., 1987, The geochemistry of the Inyo volcanic chain: Multiple magma systems in the Long Valley region, eastern California: Journal of Geophysical Research, v. 92, p. 10,403-10,421, doi:10.1029/JB092iB10p10403.
14. Sutton, A.N., Blake, S., and Wilson, C.J.N., 1995, An outline geochemistry of rhyolite eruptives from Taupo volcanic centre, New Zealand: Journal of Volcanology and Geothermal Research, v. 68, p. 153-175, doi:10.1016/0377-0273(95)00011-I.
15. Wilson, C.J.N., 2001, The 26.5 ka Oruanui eruption, New Zealand: An introduction and overview: Journal of Volcanology and Geothermal Research, v. 112, p. 133-174, doi:10.1016/S0377 -0273(01)00239-6.
16. Wilson, C.J.N., 2008, Supereruptions and supervolcanoes: Processes and products: Elements, v. 4, p. 29-34, doi:10.2113/GSELEMENTS.4.1.29.
17. Wilson, C.J.N., and Charlier, B.L.A., 2009, Rapid rates of magma generation at contemporaneous magma systems, Taupo volcano, New Zealand: Insights from U-Th model-age spectra in zircons: Journal of Petrology, v. 50, p. 875-907, doi:10.1093/petrology/egp023.
18. Wilson, C.J.N., Blake, S., Charlier, B.L.A., and Sutton, A.N., 2006, The 26.5 ka Oruanui eruption, Taupo volcano, New Zealand: Development, characteristics and evacuation of a large rhyolitic magma body: Journal of Petrology, v. 47, p. 35-69, doi:10.1093/petrology/egi066.