Geology Reference
In-Depth Information
Fig. 5 a
Middle Cambrian
dolerite dykes and sills associated
to Paradoxides schists.
b
Triassic
basaltic lava
ows; linked to the
rifting of the central Atlantic, in
faulted contact with the Triassic
siltstones
make a valuable contribution to palaeo-biogeographical and
palaeoclimatic interpretations as well as to stratigraphical
correlations both regionally and globally. In addition, the
Lalla Fatna beach is a popular tourist destination. Recently,
the road to the beach was paved and the stairs upgraded.
(3) The Late Hauterivian Dridrat Limestone Formation is
rich in marine fossils, including cup corals, brachio-
pods, bryozoa, echnoids, serpulids, spatangoids,
ammonites and calpionellids (Gigout
1951
).
The various palaeontological assemblages found at this
site are of great scienti
c interest in terms of their palaeo-
ecological and palaeo-bio-geographical
3.1.5 Sidi Bouzid Escarpment
The Sidi Bouzid escarpment extends for several kilometres
along the coast South-West from Sa
cance. In
addition, the site has proven tourist value. According to the
magazine
signi
“
”
town. It offers a
panoramic view over the town and provides a beautiful
beach frequently visited by vacationers. The 160
ng waves
in the world, related to large depressions in the seabed,
especially in autumn, and due to the physical presence of
Sidi Bouzid escarpment. Prominent among the artistic and
cultural activities organized each year in Sa
Surf
,Sa
has one of the ten best sur
200 m
thick succession of Early Cretaceous sedimentary rocks
making up the escarpment is subdivided into three forma-
tions which are, from the base to the top:
(1) The Late Berriasian
-
town is the
“
Amwaj Assa
”
festival (
“
Amwage
”
meaning
'
waves
'
in
Early Valanginian Lower Lime-
stone Formation, contains a concentrated marine fauna
(Rey et al.
1989
; Ettach
—
Arabic). The festival aims to promote Sa
as a town of art
and culture, and as a tourist destination.
ni et al.
1998
).
(2) The early Late Valanginian Brown Claystone Forma-
tion which overlies both the previous formations, and is
rich in ammonites (Rey et al.
1989
; Ettach
3.1.6 Jorf Lasfar Escarpment
The Jorf Lasfar escarpment gives rise to beautiful landscape
along the coastal road and provides a good view of Jorf
Lasfar harbour. The escarpment has a markedly yellow
ni et al.
1998
).
