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XX
DIFFERENT METHODS OF DETAILED GEOMORPHOLOGICAL MAPPING
Scale 1:25 000
Method of the Czechoslovak Academy
of Sciences (adapted version)
w
ßs. I
io Öl
CZD
nj) dell in loess on peneplain
ANTHROPOGENEOUS FORMS
ITC System of geomorphological
survey (Verstappen and Van Zuidam)
Method of the Centre of Applied
Geography, Strasbourg (Tricart)
.p .A xX
i:Sßy;:7Z
P
aik
Part of the topographical map of the
Netherlands
Sheet 62 C St Geertruid, edition 1968
(Topografische Dienst, Delft)
%Y\i
Noorbeeln
Method of Annaheim and Moser
Method of the Czechoslovak Academy
of Sciences (Demek)
-
Method of the Polish Academy of
Sciences (Klimaszewski)
Method of the Polish Academy
Sciences (adapted version)
of
2 kilometres
Vi
?- i Vv
ACCUMULATION FORMS
flood piain surface
surface of river terrace
(high group)
flat bottom of dry valley
built of colluvial deposits
gentle slope of loess drift
gentle slope of solifluction
mantle
EROSION-DENUDATION FORMS
tdissected peneplain
~j dell In loess on quaternary
terrace
OTHERS
distinct geomorphological
boundary
not distinct geomorphological
boundary
h
Pl
Pleistocene (Pre Weichselian)
W Weichselian
N eogene
hollow way
p, -
1 1 v - i&Zr-
surveyed by 0. Kooi]
surveyed by J.H. van den Berg
GEOMORPHOLOGICAL UNITS
I alluvial piain
E fluvial accumulation terrace
slope formed under periglacial conditions
dissected peneplain
CHRONOLOGY
H Holocene
P
ne
Pleistoce
PI Pliocene
LITHOLOGY
loess
I d colluvial loess
P2 Weichselian
P^ Early Pleistocene
OTHER SYMBOLS
solifluction
- - river bed
dry valley
1 edge of terrace
swamp
i) dell
1 1 escarpement
A*" forms of Valleys
LITHOLOGY
chalk, Upper Senonian
FORMS DUE TO EROSION AND DENUDATION
dissected
peneplain
edge of terrace
(faint)
edge of terrace
(distinct 10 m)
V-shaped valley
rounded valley
valley with flat
bottom
hollow way
Pliocene Early Weichsel-
rnocene p|eistocene lan
,>u«
L7l
Holocene
Recent
FORMS DUE TO ACCUMULATION AND TYPE OF
DEPOSITS
Pliocene
Early
?leistocen«
Weichsel
ian
Holocene
gravel
I 0 0 d
O O
loess
colluvial loess
swamp
HYDROGRAPHY
river
r-O spring
00 r be<
interval of contours: 2,5 meters
surveyed by M.J.J. Uiterwijk
surveyed by M.J. Kooistra
loess cover
FORMS DUE TO
Pliocene
Early
'leistocene
Weichsel
ian
Holocene
DENUDATION
FLUVIAL FORMS
destructional forms
river bed cut in alluvium more than 1 m in
depth
3 m in height
i i -
3-6 m in height
edges of river terraces
badly preserved:
6 - 12 m in height
12min height
constructional forms
river built piain consisting of loess material
alluvial terrace consisting of gravel
FLUVIAL -
DENUDATIONAL
FORMS
destructional forms due
to river erosion and
denudation
valley sides very gently inclined 4°
solifluction Qo
deposits now 9«n«ly inclined 4-9
sliyhlly
denuded: steep inclined 9 - 19
small Valleys dell resulting from the trans-
produced in formation of erosional Valleys
with incipient trough
solifluction
AEOLIAN FORMS
constructional forms due
to aeolian deposition
loess cover
MAN-MADE
FORMS
destructional forms
produced by man
hollow way
ANTHROPOGENEOUS FORMS
hollow way
surveyed by M.H.P. Meijer
HYDROGRAPHY
✓O spring
river
-former river
ACCUMULATION FORMS
|o O river terraca (Early Pleistocene)
loess cover with solifluction
phenomena
EROSION AND DENUDATION FORMS
1 1 1 i distinct edge of terrace
t t t t not distinct edge of terrace
distinct edge of peneplain
not distinct edge of peneplain
foot of slope
dissected peneplain (Tertiary)
T~T~1 dissected edge of terrace
cartography: geografisch instituut, Utrecht printing itc.enschede
berichten fysisch geografische afdeling no. 5 - 1972 k.n.a.g., geografisch tijdschrift VII C1973) no.1
