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STRATO-VOLCANO [1 record]

Record 1 2016-03-16

English

Subject field(s)
  • Vulcanology and Seismology
DEF

A volcano composed of alternating layers of lava and ash.

CONT

Composite volcanoes are built up of lava flows interlayered with pyroclastic material. Such a combination indicates a history of alternating explosive and quiet eruptions.

OBS

Stratovolcanoes are sometimes called "composite" volcanoes because of their composite layered structure built up from sequential outpourings of eruptive materials.

OBS

stratovolcano; composite volcano: terms used at Natural Resources Canada - Earth Sciences Sector.

Key term(s)
  • strato-volcano

French

Domaine(s)
  • Volcanologie et sismologie
DEF

Volcan formé de couches stratifiées de laves, ou de laves et de cendres.

CONT

En général [la lave] ne va pas très loin et la structure interne du cône présente une alternance de scories meubles et de couches dures de laves, le tout à pendage relativement fort (strato-volcans).

OBS

stratovolcan : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

Campo(s) temático(s)
  • Vulcanología y sismología
DEF

Volcán cuyo cono está constituido por una alternancia de coladas de lava y de capas de proyecciones.

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