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caldera |
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caldera: see crater caldera is a much larger crater, typically ranging from 3 to 18 mi (5–30 km) in diameter, and represents a considerable fraction of the volcano's basal diameter. In a few instances, however, tremendous volcanic eruptions have left calderas 50 mi (80 km) or so, such as that ..... Click the link for more information. . calderaLarge, bowl-shaped volcanic depression that forms when the top of a volcanic cone collapses into the space left after magma is ejected during a violent volcanic eruption. The term is Spanish for “caldron.” Subsequent minor eruptions may build small cones on the floor of the caldera which may still later fill up with water; an example is Crater Lake in Oregon. See SCO. |
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SOUTH PERTH, Western Australia -- Caldera Resources Inc. Distribution of Electronic Education Materials; Caldera OpenLearning Taiwan's Lien Cheng Computer Center, Top Caldera OpenLearning Provider, Prepares to Help Thousands Master Linux Through New Caldera |
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caldera
