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The top documents tagged [composition of lava]
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composition of lava
New Zealand EarthquakeEarthquake M 6.3 earthquake Shallow epicenter: 2- 3 miles Close to Christchurch, city of 370,000 After shock to the September 4 th.
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Volcanoes. 7.2 Volcanic Eruptions Types of Lava Mafic Lava: rich in magnesium and iron – Forms much of the oceanic crust Felsic Lava: rich in silica (less.
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