volcanic tremor

ALASKA VOLCANO OBSERVATORY GLOSSARY
Continuous seismic signal with regular or irregular sine wave appearance and low frequencies (0.5-5 Hz). Harmonic tremor has a very uniform appearance, whereas spasmodic tremor is pulsating and consists of higher frequencies with a more irregular appearance.

Glossary of volcanic terms. - University of Wisconsin Oshkosh. . 2001.

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  • Tremor (vulcanología) — Sismógrafo registrando un tremor. Un tremor es un tipo de terremoto característico de los volcanes, causado por el movimiento del magma. Los golpes del magma con las paredes de la cámara magmática o en el conducto de salida, las explosiones de… …   Wikipedia Español

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