Mt. Somma (ancestral Mt. Vesuvius), which towered above the Roman seaside resort cities of Pompeii and Herculaneum, hadn’t erupted for 800 years, when in A.D. 79, it erupted. What happened to the two cities?
Answer to relevant QuestionsWhat were the major geologic effects of the May 18, 1980, eruption of Mt. St. Helens in southwestern Washington (Fig. 3.11)?Note the map of major igneous rock bodies along western North America (Fig. 3.15). Name the type of igneous bodies shown, and name the likely dominant rock type present.What are the two main types of weathering?How are talus piles below cliffs, as in Fig. 4.4, related to weathering?When a biotite granite weathers in a temperate climate, what cations may be carried away to the ocean?
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