334
a BAHAMA PLATFORM, FORESLOPE
~·':Qr\~lt~N,~1 ESCARPMENT
eOARSE
SKELETAL SAND,
GRAVEL AND BOULD
(FROM ESCARPMENTI
FINE-GRAINED SKELETAL
AND NON·SKELETAL SAND
AND CARBONATE MUD
(FROM PLATFORM)
Chapter 7 Sequences, Minor Cycles, and Event Stratigraphy
b
STANDARD MODEL OF PROGRADING
A TT ACHED CARBONATE PLA TFORM
SILICICLASTIC OR MIXED
LOWST AND WEDGE
C PRINCIPAL TYPES OF PLATFORM SLOPE SEDIMENTS
SILICICLASTICS
-------------------lJl----S --i---;--i-HS· SHEDDING
,
,
,
SLOPE FAllURE
2
4
V
'q
VI
SEDIMENT
PELAGIC "RAIN"
~"GR~VITY FLOWS 3
iNCISED
BYPASSING ;:>'LI' .... ",LM';:>
SKELET AL SANDS AND OOIOS
~ ~ DEBRIS FLOW DEP.
PERIPLATFORM
{COARSE SKELETAL
GRAVEL AND BOULDERSI
CALCARENITES
(SKELETAL AND NON-SKELETALI
WITH CALCITURBIDITES
d PLATFORM SLOPE SEDIMENTS CONTROLLED BY SL-CHANGES
HSl'
---------~;;:...,;~~~~I~I
--e DOWNSTEPPING LOWST AND WEDGES
SKELETAL MUDSTONE AND WACKESTONE
~~~~~~~~~==~~~~::~S8
SKELETAL AND INTRACLASTIC RUDSTONE
AND GRAINSTONE (UPPER SHOREFACEI
-----S8
LOWST AND COMPLEX
EUSTASY
.... --,
RSI:\
\ J
TIME
-
-----........_----REFERENCE LEVEL