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Published byRuth Norton Modified over 9 years ago
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VOLCANOES Prepared By Mrs. Savita kukreti Pawar Public School, Kandivali
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TYPES OF VOLCANOES BASED ON SHAPE CENTRAL VENT FISSURE VOLCANO SHIELD VOLCANO CONICAL VOLCANO
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CENTRAL VENT
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FISSURE VOLCANO
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COLOMBIA PLATEAU
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LOCATION OF COLUMBIAN PLATEAU
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SHIELD VOLCANO
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MANUA LOA- HAWAI
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MANUA LOA VOLCANO
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EXTENT OF MANUA LOA VOLCANO
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LAVA FLOW FROM VOLCANOES
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CONICAL VOLCANOES
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LANDFORMS FORMED IN VOLCANIC REGIONS VOLCANIC REGION LAVA (EXTERIOR) MAGMA(INTERIOR) EXTRUSIVE LANDFORMS INRTUSIVE LANDFORMS Cone and Crater Dykes Composite cones Laccolith Caldera Batholith Lava Shields Sill Lava Plateau
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CONE AND CRATER
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COMPOSITE CONES
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CALDERA
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LAVA PLATEAU
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LAVA SHIELDS
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INTRUSIVE LANDFORMS Magma cools and becomes solid slowly in the interior of the earth as it enters the rock crevices and fissures below the ground.
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INTRUSIVE VOLCANIC LANDFORMS
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DYKES
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DYKE EXPOSED TO THE SURFACE
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DYKE
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DYKE FORMED BETWEEN ROCKS
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SILL
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LAPOLITHS
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LAPOLITH
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BATHOLITHS
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PHACOLITH
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LACCOLITH
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OTHER FEATURES IN VOLCANIC AREAS HOT SPRINGS GEYSERS
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HOT SPRINGS
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MANIKARAN HOT WATER SPRING
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GEYSERS
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OLD FAITHFUL GEYSER
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WOLD DISTRIBUTION OF VOLCANOES
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