Page 263 - Carbonate Platforms Facies, Sequences, and Evolution
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5
                                 by
                                                                                                                  &
                                                    The
                        with
                                                                                                  oped
                                                                                                                           Vera
                                                                                              1960s
                                                south
                                                                                                             Valles
                                         Figs  9
                                     The
                                                                                                                  6;
                                                                                                                        Golden
                                                                                                  in
                                                of
                                         &
                                                                                                                           Cruz
                              Tamaulipas
               Gulfward
                                 Jurassic
                        deltaic
                                                               1981,  1982).
                                                                                                  the
                                       Pialli,  1977).
                                         10;
                                                                                                Andres fields.
                                                                 Carrillo-Bravo
                                                    Coahuila
                                                                                                             platform
                                                                                                                           State
                                                        Lower Cretaceous
                              arches.
                                 positive
                                     Cupido-Sligo
                                                                                                                           and
                                                    block
                                                                          PLATFORM
                                                the  Coahuila
                                                                 (1971)
                                                                                                                        Lane-Tuxpan
                                                                               BASEMENT
                        sediments
                              The
                                                             Figs 7  &  8 of this paper).
                                                                                                                           on
                                         Conklin  &
               subsidence
                                                                            CRETACEOUS
                                                                                     the development  of  oolite.
                                     shelf
                                                                 and
                                                block
                                 blocks
                                                                                                                           the
                                                                                                                        block,
                                                    controls
                                                               (Refer  to figs 4  &
                        derived
                                                                                                                  Gonzales-Garcia,  1969).
                                 of
                                                                                                             (Tavitas-Galvan
                              Sabinas
                                                the
                                         Moore,
                                                               5,
                                     margin
               lowered
                                                                                                                        high
                                                                                                             &
                                                    the
                 anhydrite,  the La Virgen Formation.
                                                  Cupido-Sligo  Reef  which  surrounds
                                                                               CONTROL
                                 the
                        from
                                                                                                A  major  oil  discovery,
                                                reef
                                                                                                                           southern
                                     cuts
                                         1977;
                                                is
                                                                                                  Constituciones-Tamaulipas
               the
                        the
                                                                               OF
                                                    trend
                                                                 Lopez-Ramos
                                                                            CARBONATE
                                                                                                                           end
                                                                          DEVELOPMENT
                                                                                                                               Mesozoic
                                                                                                  and
                                                    of
                                                                                                                           of
                                                  it  but  to
                                     across
                              Basin  interior
                                                                                                                        topography
                                                                                                     cause of the calcarenitic San Andres reservoir devel­
                                                                                            contains reservoir rock consisting of richly fossilifer­
                                                                                                       These  strata  have  been  studied  in  some  detail  be­
                                 Lampazos­
                   Barremian time the basin was filled with gypsum­
                                                                                                                        is
                                                                                                         Basin as illustrated by Pedrazini &  Basafiez, 1978).
                                                                                              in  the  Arenque  block  offshore  of  Tampico,
                                                                                                             Solano-Maya,
                                                                    study by Enos (1983) and  earlier work reported by
                                                                                                  San
                                                               Enos,  1983  and
                                                                                                                           the
                                                                 (1972,
                                         Wilson  &
                                                                                                                    the Kimmeridgian San Andres Formation (see Figs
                                                                                                                      particularly reflected in oolite developed in banks of
                                                                                       area, part of which furnished arkosic sand as well as
                                                                                          ous Kimmeridgian limestone developed over a high
                                                                                                                  Such  high-energy
                                                                                                made  in  the
                                                                      This discussion draws heavily on a palaeogeographic
                                                                                                           1984) and  on  subsidiary  ridges  in  the  Chicontepec
                                                                                                                sediments also occur at the southeastern edge of the
                     northeast edge of the Coahuila block.  Later, during
                                   mouth of the Sabinas Basin apparently not influenced
                              to
                                     the
                                              northward many kilometres by Laramide folding to
                                            form a 'dog leg'  in the Sierra Madre Oriental (see
                            the west continued to subside once the shelf margin
             Tamaulipas-Lampazos arch; from the beginning of
           Cretaceous  time it was  no  longer  a high area.  The
               Jurassic
                          was established. It was filled early in the Cretaceous
                        elevated
                                                displaced
                                                    the
                                                  the
                                                                                                                               carbonate
                                          areas.
                          played
                          a
               complex.
                        Cretaceous
                            sedimentary
                          role
                                                                                                                   .  .
                                                                                                                               facies,  Mexico
                        time.
                          in
                            strata.
                                                                                                                   .
                                                                                                                  d .
                        The
                            This
                          wearing
                        effect
                          down
                        of
                            erosion
                        the
                          the
                            may
                                                                                                         §I§ Arenque
                                                                                        0
                        arch
                          arch
                                                                          XPAN
                                 eastern  side  of  the  Tamaulipas-Lampazos
                                                                                        f
                                                                                                 �Basement
                                                                                                              Qolvido Fm.
                        is
                                                 areas with cores of Triassic redbeds (Huizachal) or
                                                                                                                      Q Taman Fm.
                            also
                          in
                                                                                                                 Ed Zuloaga Fm.
                                                                                                           m :�t"� a �l:s�ics
                                                                                                    c=J Huizachal Fm.
                                                    to Tuxpan-Golden Lane platform. From Sansores &
                                                                                                                   �San Andres Fm.
                                                          Fig.  5. Pre-late Jurassic sub-crop map with superposed
                                           The basinal Taman Formation occurs off the palaeohigh
                                               'basement rocks' surrounded by Kimmeridgian-restricted
                                             marine sediments (Olvido) and grainstone (San Andres).
                                                        facies of Oxfordian-Kimmeridgian strata in the northern
                                                                                                         limestone
                              underlain by relatively non-resistant schistose meta­
                                                                                                      � Huayacocotla Fm.
                   Pefia shale which marks the top of  the Lower Cre­
                                                   Girard (1969, fig. 5). Shows numerous 'islands' or positive
                                                                                                                               247
                                 arch  is
                        seen,
                                                      district of Petroleos Mexicanos, southern Tamaulipas arch
          poorly known because of sparse control.  Pre-reefal
                            have
                          early
                     however,  in a slight thinning of the late Aptian La
             The  Valles  platform  of  early  Cretaceous  time  is
                 taceous and buries the Cupido-Taraises carbonate
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