ponded lava

См. также в других словарях:

• lava surge — USGS PHOTO GLOSSARY OF VOLCANIC TERMS Intermittent surges or accelerations in the forward advance of lava can occur when the supply of lava to a flow front suddenly increases or a flow front gives way. The supply of lava may increase as a… …   Glossary of volcanic terms

• ponded flow — GLOSSARY OF VOLCANIC TERMS A term used to describe a lava flow that has ponded within a depression or a volcanic vent. A lava lake is a specific type of ponded flow that occurs a volcanic conduit …   Glossary of volcanic terms

• cave — cavelike, adj. /kayv/, n., v., caved, caving. n. 1. a hollow in the earth, esp. one opening more or less horizontally into a hill, mountain, etc. 2. a storage cellar, esp. for wine. 3. Eng. Hist. a secession, or a group of seceders, from a… …   Universalium

• dome fountain — USGS PHOTO GLOSSARY OF VOLCANIC TERMS Dome fountains are hemispherically shaped lava fountains that form when the upward pressure of magma from the conduit below is in approximate equilibrium with the mass of ponded lava through which it passes.… …   Glossary of volcanic terms

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• The Barrier — is a spectacular lava dam retaining the Garibaldi Lake system in southwestern British Columbia, Canada. It is over 300 m (1,000 ft) in thickness and about 2 km (1.2 mi) wide where it impounds the lake. [ [http://ilmbwww.gov.bc.ca/bcgn… …   Wikipedia

• volcano — /vol kay noh/, n., pl. volcanoes, volcanos. 1. a vent in the earth s crust through which lava, steam, ashes, etc., are expelled, either continuously or at irregular intervals. 2. a mountain or hill, usually having a cuplike crater at the summit,… …   Universalium

• Wells Gray-Clearwater volcanic field — A view from Green Mountain with Pyramid Mountain in the distance Elevation …   Wikipedia

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• Tseax Cone — Infobox Mountain Name=Tseax Cone Photo= Caption= Elevation=Unit m|600|0 Location=British Columbia, Canada Range=Nass Ranges Prominence = Coordinates = coord|55|06|39|N|128|53|56|W|type:mountain region:CA Topographic NTS 103J/2 Type=Cinder cone… …   Wikipedia