Page 336 - Carbonate Facies in Geologic History
P. 336

....,   ~   ('1)   :;0   C   e:   ~   t:I:I   ';t   eo.   <:   ('1)   V>   v.>   IV   v.>
                                                                              (1969),

                    ."   ILl   U   00(   ~   0   ot   U   ~   00(   ~   Q   alO   /Z   r"1 0   i=   100(   I~   ILl   ot   Q,.   ot   ILl   ~   ~   fli.   >   Z   ILl   ~   Z   ILl   ~   )(   ILl
                 9   FACIES   GOLDEN   N O           ·
                 FACIES   ANHYDRITE   WITHIN   B A NK.   LANE   ESSENTIALLY   EXCEPT   BIOTA   MILIOllDS.   ,   A   BANK   across   Griffith  et  al.




                     TO   MINOR   BlanJUlATEI   ~.   y   ~,  ,   ---
                 8   THIN   MILIOLID   MICRITE   BIOTA,   STROMATOLITE~   OF   INNER   100km   Bonet  (1952),
                 FACIES   COLORED   BEDS.   OF   ~KEST()E TO  lA'1INATEI   lTE  CRUSTS   RESTRICTED   BIOSTROMES   ) r....-....  !tEN  I'AAL ,  DASYCLADACEAN~   increase

                    LIGHT   MICRITE,   MEDIUM   CYCLES   jGAAINST()E;   ~STRAL   ALGAL   REQUIENIA   =   DICYCLINA,   MILIOLIDS   Salinity   limestone   from



                 6               DEBRIS   (RAD.)   (STROM.)   (RED  fl<J:,A   Biofacies
                 FACIES   ~OLITIC-BIOCLASTIC   GRAINSTONE   FACIES   CAPRINID   SAUYEGESIA   !lE.JuJiEA   ~   ~OL NOPORA   E   DASYCLADACEAN RGE   Fb~lgkl~S,(LA   EI  Abra   KNOllS   Mexico.





                    WITH      OVERLAPPING   ON   TOPS,   I  FORAII~'ODIACEAN   MARGIN   REEFS   wide   km
                 5b              CAPRIN IDS   ¥g~~~m'   CHONDRODONTA   TOP.   II.E.I!J..HfA.   MILIOLIDS.   PATCH
                 50   KNOLLS         KOUND   AT   (LARGE   k'oll, II"" "o"~   few
                 FACIES   RUDIST  CREAIIY,  SHELLY,  THICK-BEDDED   ta!AlS   HOLA(f_~'   lst   b  ra   SHelF   AND


                    MICRITE   LIMESTONE.   CAPRINIDS,   RAoIDLITIDS,   LON I  AL   TlDV\TIlf'(R)IOS,   e   I  ~~~~OCONUS   '(BENT~ONIC   FORAII) •   Outer   \   \   Tama   wide



                   '"   IMBEDDED   FROM            20~\   slope/   .0.   FOREREEF   CLASTICS   2km
                 FACIES   COARSE  L1lt1XLASTIC-  BIOCLASTIC,   BOULDERS   MICRITE.   BIOTA,   DEBRIS   UPSLOPE,   \   \   \   \  _~/O<?   _~   SLOPE I   Idealized  Middle Cretaceous facies  across large  offshore  banks  in central
                                   MAINLY
                                 MIXED
                                       (SA)
                         IN
                                                \   \   \   \     ..   I-~­  wide
                 3    MICRITE   THIN   NODULES.   STRUCTURES.     I   -  OF   TOE   TAMAULlPAS   2km
                 FACIES   !lARK  MI CRalIOCl..AST IC   PELAGIC   TO   RHYTHM I  C BEDD I  NG.   CHERT   PLANKTONIC   MICROFOSSILS:   AMMON I  TES,   GLOBIGERINIOS,   TINTINNIDS,   MICROPELOIDS.   \   \   \   \   \   :::   ,   ",

                             SLUMP
                       THICK
                           DARK
                                                     \
                      AND
                                                  \
                                                \
                                                                  ,   I   I   "   ....   wide
                 1       MICRITE,   CALCARENITIC                 :s   (   I  BATHYAL.  TAMAULIPAS   FACIES   km
                 FACIES   OARK.   TO   TO   HOMOGENEOUS,   PLACES.   MICROFOSSILS:   GLOBIGER IN IDS,   INTINNIDS.   "   ",   many   and Coogan et al. (1972)
                    LIGHT   LAI1INATE   PELAGIC   FINELY   IN   PLANKTONIC   A.w.MoN I TES,   ..  .' / I "
                                                                              Fig. XI-3.
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