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Mechanical or Physical Weathering

By , About.com Guide

Mechanical weathering is the set of weathering processes that break apart rocks into particles (sediment). These in turn are attacked by chemical weathering or organic weathering.
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Natural tumblingAbrasionWater-handled sedimentAlluviumHow boulders are bornBlock WeatheringWeathering sculpts a bearCavernous Weathering
Mixed slope slopColluviumRock domes peel off in shellsExfoliationFrost heaveFrost HeaveNatural granite gravelGrus
Small, close-knit tafoniHoneycomb WeatheringGlacial gougeRock FlourCorrosive mistSalt SprayOne name for paper, the other for speechTalus or Scree

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