Page 31 - Fundamentals of Geomorphology
P. 31

14    INTRODUCING LANDFORMS AND LANDSCAPES



                              shown   Shales  Grit                      1  2                   Rock  10

               <8°       10°–20°  and  not  formations  Grits  Grindlow  Shale  IV  model  Longdendale  3  5  mass  of  slump;  stream;
           model  1968)  al.  toeslopes)  >20°  sandstone)  9°–14°  wall) (channel  bed) (channel  Grits  Kinderscout  III  Land-surface  6  3  4  types  soil  Incised

           land-surface  et Dalrymple  (alluvial  7  9°–14°  14°–19°  slopes)  midslopes)  on  shale)  on  8  Units  9  Geological  Middle  I  II  I  T  T  T  for  5  6  model,  Minor  3  slump;  9  are:




           Nine-unit  (after  and (interfluves)  slopes) (seepage  creep  and  face)  (transportational  footslopes (colluvial  footslopes (colluvial  T  T  T  5  7  land-surface  Soil  2  features  other

                   (convex
                     (fall
                                                   T  T                            8  9    nine-unit  burst;
               1  2  3  4  5  6  7
                                                                                           a  peat
               Units  Unit  Unit  Units  Unit                                              of  material. The
                                                                                           units
                                                          S                                  or
                                                                                           portrays  earthflow,  soliflucted
                                                                        II
                                                      e  e
                                                                                           map
                                                           III                               mudflow,  and
                                                                                           England. The
                                  I                                                          1  creep
                                            II                                               are:  block

                                                         IV                                  movements  or
                                                                                Reservoirs   mass  Soil
                                                     F                            Torside  Woodhead  Derbyshire,  creep
                                                                   F              d  e         8
                                                                d  d                       north
                                                                    S
                                                           III  III  S                       superficial
                                                                                Longdendale  Bottoms  a  b Valehouse  Rhodeswood  c  Longdendale,  lobe;
                                                          S                                    7 Terracettes;

           movements  slide  Block  (type Landslide  undetermined)  movements  4.  c  c  S  S  S  km  2  of  map  formations. The  Solifluction  fan.  alluvial  (1980)




           mass    Complex      mass  3.  S                          b  b  S        1      Morphological  geological  and  6  Scree;  Valley-floor  Johnson

           Deep-seated  Rotational  Slump  flow  earth  Superficial  2.  1.  6.  5.  T  8.  7.  features  Other  9.  10.  F  11.  a  a  N  0  1.6  Figure  movement,  5  Rockfall;  4  11  cliff;  After  Source:
   26   27   28   29   30   31   32   33   34   35   36