Rocks and Landforms

Häftad, Engelska, 2012

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The driving forces or processes are the methods by which energy is exerted on earth materials and include both surface, geomorphological or exogenous processes and subsurface, geological or endogenous processes.

Produktinformation

Utgivningsdatum2012-01-28
Mått155 x 235 x 19 mm
Vikt511 g
FormatHäftad
SpråkEngelska
Antal sidor320
FörlagSpringer
ISBN9789401159852

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Geovetenskap inom Naturvetenskap och teknik

1 General background.- Spatial scale.- Rock resistance.- Mechanisms of rock control.- Conclusions.- 2 Rock type and landform assemblages.- Igneous rocks.- Metamorphic rocks.- Sedimentary rocks.- Assessment of landform assemblages.- Spatial distribution of rock types.- Other rock classifications.- Conclusions.- 3 Landscape evolution and rock properties.- Slope angle, form and processes.- Denudation rates.- Slope development on horizontally bedded rocks.- Drainage basin properties.- Bedrock meanders.- Drainage patterns.- Conclusions.- 4 Rock strength and resistance.- Hardness and toughness.- Porosity, permeability and water absorption.- Strength and rock deformation.- Appraisal.- 5 Resistance to weathering.- Chemical weathering.- Chemical weathering of minerals.- Chemical weathering of rocks.- Physical weathering.- Conclusions.- 6 Weathering profiles and landform development.- Weathering front.- Weathering profile differentiation.- Weathering grades.- Weathering depths.- Weathering and the water table.- Spatial patterns of weathering profiles.- Duricrusts.- Weathering profiles and slope form.- Weathering and rock strength.- Weathering and slope instability.- Threshold slopes.- 7 Instability in jointed and fissured rock.- Characteristics of jointed rock.- Unloading joints and rebound phenomena.- Models of jointed rock behaviour.- Rock mass strength classifications.- Strength equilibrium slopes.- Modes of rock failure.- 8 Landforms on granitic rocks.- Inselbergs.- Domed inselbergs (bornhardts).- Tors (boulder inselbergs).- Landscape types.- Conclusions.- 9 Properties and landforms of mudrocks.- Terminology of mudrocks.- Composition of mudrocks.- Consolidation and unloading of mudrocks.- Consistency limits.- Microstructure.- Macrostructure.- Shear strength.- Weathering effects.- Swelling and shrinkage.- Landslides and slope development.- Mudslides.- Sensitive clays.- Conclusions.- 10 A rock-landform synthesis.- Landforms of glacial erosion.- Marine cliffs and shore platforms.- Rocks, landforms and climate.- Conclusions.