What is a regolith (Fig. 8.2)?
Answer to relevant QuestionsBeneath a 500-million-year-old lava flow is a 3-m-thick regolith of decayed rock fragments, red iron oxides, and cation-deficient clay minerals. Why is the geology student who discovered this excited about his discovery?Why do mudflows move?What are landslides?What kind of mass movements might be expected in areas underlain by limestone or dolomite, as in Florida?What is sheetwash or sheet flow?
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