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Chapter 12 Basin Evolution and Sediments
b LATE JURASSIC
SH.-MAR.,
MAINLY
~~"".:l§::-:,i-I'
SHALE:.::S~~~W
SHALLOW -MARINE
SHALES, MARLS, AND
SANDSTONES
i
INCREASING
CARBONATE CONlENT
(:: OPAlINE SIlICA)
PARTIALLY BRACKISH
~:;.;;:.'=---:;ri!::~:":!:71 EVAPORITES
c
SHALLOW-MARINE LlMEST.,
REEFS, OOllTES, AND MARLS
SHALES, SANDST.,
.JRON OOllTES
I
MARLY !
LAYST. I
/T
FLUVIAL
I .ll
_ ____________ ...J ;!
PROTECTED
BACK-BANK
SHALLOW RAMP
(CRINOIDAL)
OPEN MARINE
CARBONATE CYCLES
. WITH TEMPESTITE' S
} -EVAPORITES
~ ~~;~~~~;::~ MUSCHELKALK (MARINE) 1
MARLY CARBONATES
- - - - - - - -
~ - """'
:: PROTECTED
BUNTSANDSTEIN :.......
' , ' . : : CYCLIC
EVAPORITES
(ZECHSTEIN)
-',("BUNTER"
_ ~ ~
. '
,
RED ~ .....
SILCRETE PALEOSOLS
S~NDST.)g
,
VOLCANIC'- "i
FLUVIAL CYCLES
FLUVIAL AND EOllAN
CLASTICS (RGTlIEGEND)
',.:t
(BRAIDED AND MEAN"
DERING SYSTEMS,
IN PLACES COASTAL