rock avalanche

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The mass movement of a minimum volume of 500 000 m3 of rock (Scheidegger (1973) Rock Mechanics 5) derived from the collapse of competent masses of coarse-grained, hard bedrock. Hewitt (2006) PPG30, 3 examines rockslide-rock avalanches in mountain landscapes, and the landforms associated with them, backed up with useful pictures and really clear explanations.

Subjects: Earth Sciences and Geography.

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