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Depositional Processes within the Glacier Margin
Graham Holyszko & Tom Rothamel
Glacial Geology 445

Deformable Bed

    Depositional processes in a deforming bed 
    Shear strength, effective pressure, frictional 
    strength 
    Role of sediment grain size in a deformable bed 

Three properties of Debris release

    Lodgment 
    Melt out 
    Gravity

Primary Glaciogenic Deposits

    Lodgment till 
    Melt out till 
    Sublimation till 
    Glacitectonite 
    Deformation till 
    Till and Magnetism

Subglacial deposition over Time and Space

   Depositional processes in an advance/retreat
  cycle 
  Composition of till in relation to source lithology 
 
The above photos are courtesy of the Canadian Geological Survey, Terrain Sciences division/Canadian Landscape Land form photogallery