Cenozoic Landscape Evolution in and Around the Congo Basin: Constraints from Sediments and Planation Surfaces - Geology and Resource Potential of the Congo Basin - page 279

KAMINA
Plateau

BIANO
Plateau

LUFIRA
Plain

KUNDELUNGU
Plateau

Luapula
Swamps

MPOROKOSO
Plateau E

NW SE W

Ka1

2000

2000

1000 1000

0 0

C ? C equivalent C equivalent

ld
+ ul?

C

C

2000

Cdl Cdl

2000

Cdl

X c ld Cdl

?

C X c

Cd Y c

Y c

Y c

1000 1000

Upemba Fault

0 0

0 100 200 300 400 500 600 700 800 900

KIBARA
Plateau

KUNDELUNGU
Plateau

NNW

CONGO base level KALAHARI

base level

Lualuba
(Congo)
River

Luvua
River

Lualuba
(Congo)
River

Ka2

2000 2000

SSE

1000 1000

0 0

C 2000

Cdll
+ ld?

Cdl Cdll

+ ld?

Cdl

2000

u re mn ant ?

Cdl

X f

ld

ld

X c 1000

X c

?

1000

Y c Y c Y c

Z c

X c

Z c

Z c

0 0

0 100 200 300 400 500 600 700 800 900 1000

UPPER PLANATION SURFACE 1

u1u undifferentiated

CUANZA LUANDO Trough LUNDE Plateau

SW

ANGOLESE Plateau CASSANJE Trough

NE

UPPER (2) AND LOWER SURFACES

Serra da Namba Serra Canguenjo Serra Cambala

2000 2000

An

1000 1000

u2lu

CONGOLESE PLANATION SURFACE

0 0

C veneered by

u1u u2lu

2000 2000

V V V

«Sables ocres»

V kc V kc

C

W kc W kc

X kc

Cd degraded by rivers

Y kc 1000 1000

Z a

Cdl degraded by l

V highly degraded by Z V degraded by W

0 0

0 100 200 300 400 500 600 700 800

LOWER PLANATION SURFACE

l ( lp ) lp: pediment

ld degraded by rivers

UPPER AND LOWER SURFACES MAYOMBE

NYANGA
Plain

Ikoudou
Mount

Franceville
low Plateaus and Hills

CHAILLU
Massif

CONGO-GABON Piedmont LIKOUALA Swamps

NGOUNIE
Plain

Congo
River

SW NE W E ul Margin merge

1000

PEDIMENTS

1000

AS

V
W
X ( X f)
Y (Z-Y)
Z

0 0

l+older?

V a

V a Cd

W a? 1000

ulu

1000

X a Cd

X a

Y a Y a Z a

Z a

0

0

0 100 200 300 400 500 600 700 800

Fig. 14.9 Key topographic cross-sections with landforms of the CB and surrounding areas—cross-sections location on Plate 2