Page 217 - Carbonate Platforms Facies, Sequences, and Evolution

© 1990 The International Association of Sedimentologists ISBN: 978-0-632-02758-3 James Lee Wilson, Paul D. Crevello, J. Rick Sarg, J. Fred Read Carbonate Platforms: Facies, Sequences and Evolution Edited by Maurice E. Tucker, evolutionary scheme for this platform. After briefly vations Jura, and the reinterpretation of some earlier obser­ chains. The acquisition of new data, especially in the continuous sedimentation in the northern Subalpine (Arnaud-Vanneau, rifting and variations in sea-level. A previous study by both a pal

the
1),
which
a
and
now
periods,
the
during
(Jurassic
western
this
lead
late
small,
the
ramps,
and
us
Alps
developed
contained
to
1980;
deeper
and
on
platform
opening
Lower
previous Hauterivian
the
the
within
was
basin,
propose
stage
Arnaud,
a
the Urgonian
of Hauterivian-early
a
slope;
of
Hauterivian-early
the
along
vast
(2)
new
the
Cretaceous)
Aptian
European
a
platform
Franco-Swiss
Aptian
or
western
rise
system
in
ap­
car­
1981) proposed
passive
Jura
dynamic
of
Ligurian
the
The evolution of
continental
sea called the Dauphinois
sensu
platform
203
ARNAUD- VANNEAU
crust
sea-level in
carbonates
and
(1985).
models
is
the
remnants.
of
H.
shows
now
late
This
that
Kendall
models of Hag et a!.
&
38031-Grenoble cedex, France.
Barremian,
ARNAUD
platform
represented
by
palaeo-ocean
Schlager
INTRO DUCTION
was
development
bringing about
(1981),
overthrust
the
summarizing the effects of Liassic rifting,
platform and the deposition throughout the region of Urgonian limestone
was
the
Universite Jose ph Fourier, Institut Dolomieu,
stages of development linked to variations in sea­
The western Alps are a classic mountain chain con­
(1987) and Vail et a!. (1977,
be usefully compared to the sedimentary sequence
mediocre outcrops, the reconstructions obtained can
Schlager
the main
level are listed. In spite of the uncertainty resulting
1987). They can also be compared to the platform
from the effects of alpine tectonism and frequently
ophiolitic
Tertiary) compressional phases. They resulted from
a collision between two continental domains which
were originally separated by an oceanic area whose
structed during the Alpine (i.e. late Cretaceous and
between the European continent to the northwest
(1981), Scholle et a!. (1983), Read (1985) and Tucker
Ligurian
Tethys, a part of the Mesozoic Tethys. It was situated