Page 270 - Carbonate Platforms Facies, Sequences, and Evolution

FACIES 1 FAC IES 3 FACIES 4 FACIES 5o 5b FAC IES 6 FACIES 8 FACIE S 9
LI GHT TO DAR K. DARK MICROBIOCLAST IC COARSE LITHOCL�STIC- M!CR! rE RliD :ST KNGLLS YI ITH loou I IC
LAM INATE TO AND PELAG IC MICRITS BIOCLASTIC, CREAM� SHELL� TH IC K-REDDED GRAIN STONE MICRI TE� THJN
HOMOGENEOUS, TH ICK TO TH IN BOULDERS IMBEDDED LIMFSTONE . MED IUM BEDS. MI NOR LANE BANK, v < .
PELAG IC MICRI TE, RHYTHM IC BEDD ING. IN MICRITE, CYC LES OF MILIOLID 0
FI NELY CALCARENITIC DARK CHERT NODULE S. CRA I NSTONE; B I OTLRBA TI'I "'
IN PLACES. SLUMP STRUCTURES . WACKESTONE TO LAMINA TIT v
OVERLAPPING FAC IES � �ESTRAL Ml CR ITE �
LCt11TE CRUSTS
PLANKTON IC PLANKTON IC 11 JXED BIOTA, CAPR IN IDS, CAPR IN IDS CAPR INID OEBR IS RESTR ICTED BIOTA,
MI CROFOSS ILS; MI CROFOSS ILS; MA INLY DEBR IS FRO�\ RAD IOLIT!DS, DOM INATE , �ill (RAo. ) ALGAL
COLON IAL CORALS W.\LCli_S.LI\ ON
AMMONI TES, ,;�JMON ITES, UPSLOPE, STRCt1ATOPOROI OS, MOUND TOPS, tiERtJ.E BI OSTROMES OF MI LIOLID
ENCRUST! NG ALGAE, I-
GLOB I GER IN I OS, GLOB !GE RINIDS, (SA) (HONPRQJlQ!ilA PARKE8..L8 (STROM. ) B.Eill!l..E.l &�.
PHOL A9 (BORING AT TOP . 0
TINTINNIDS. TltHINNIDS, CLAMS , tiE.lli.� S.O.LUIQPQR.I\ (RED ALGA) GRYPHAEA WHEN MARLY, "" 0 "'
0J CTYOCONUS ( LARGE FORAMS), Coo 1 A.CEAN 0
Mi CROPELOIOS. 0ASYCLADACEANS, c=; ·
(BENTHON IC M I L1 OLIOS,
DASYCLADACEAN
FORAM) , Dl.il..l., 8
�bhi���DS, (LARGE
111 LIOLIOS. &
\ \ \ Outer kn olls Inner knolls I I ' ' ' Zl 0
\ \ 2 o� l I ' 0 �0 I "' /'- �I � (';;'
\ \ slope \ I I ( li1" '\\\{�"' A A � <">
.
\ \ �\I 1/'l'- ,, , / 0 • 00 � :-<5- W I --� ·
��� 0
\ \ \ 'fJ Interre ef sands
\ \ (1 Sa li nity in crease �I �
\ \ 0 0. � I §'
.. / ' / .. \ � "<? To me bra Lst El Abra Lim estone "' > z
_.J.-...._,
...
- .. / .. : : / - .... / 0 • -.L�----&/ w
BATHYA L-TAMAU LI PAS TO E OF SLOPE FOREREEF SHELF MARGIN KNO LLS INNER BANK I- z
FACIES TAMA ULIPAS CLASTICS AND PATCH REEFS w I-
many km wi de 2km wide 2km wide few km wide lOOkm across X w
Fig. 12. Idealized middle Cretaceous facies across rimmed platform in central Mexico. From Wilson (1975, figs X
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