Seismic signature of a phreatic explosion: Hydrofracturing damage at Karthala volcano, Grande Comore Island, Indian Ocean

Savin, C.; Grasso, J. -R.; Bachelery, P.

Abstract:

Karthala volcano is a basaltic shield volcano with an active hydrothermal system that forms the southern two-thirds of the Grande Comore Island, off the east coat of Africa, northwest of Madagascar. Since the start of volcano monitoring by the local volcano observatory in 1988, the July 11th, 1991 phreatic eruption was the first volcanic event seismically recorded on this volcano, and a rare example of a monitored basaltic shield. From 1991 to 1995 the VT locations, 0.5

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Article

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70027989

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Savin, C.; Grasso, J. -R.; Bachelery, P.

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731

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English

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Bulletin of Volcanology

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Seismic signature of a phreatic explosion: Hydrofracturing damage at Karthala volcano, Grande Comore Island, Indian Ocean; 2005; Article; Journal; Bulletin of Volcanology; Savin, C.; Grasso, J. -R.; Bachelery, P.