7.7 Continental Sequence Stratigraphy
a CROSS-SECTION OF FLUVIAL PLAIN
CHANNEL
CONNECTED
NESS
RATE OF
RELATIVE
SUBSIDENCE
'l.:,n::,:o
-:'7':' ~~ :-.:.~.~?::: ::~ . . ::::..~-:::.: .
.. ....... '.':.'
MEAND.SYSTEM
BRAIDED SYSTEM
b CONTINENT AL INTERIOR BASIN
BASE LEVEL
RISE FALL
C SELF~REGULA TING SYSTEM
I
I
I
I
~- BL-FALL-~'BL-RISE
RIVER GRADIENT
INCREASING
DECREASING
~
COARSE FACIES
± PLAYA ....::-_l ___ PROGR
BACKST. ------~
TIME
PALEOCURRENTS
LOW HIGH
INCR. DECR.
.d IDEALIZED CONTINENTAL
SEQUENCES
- • ", .• - SB1
-
""'-"'---AMALGAMATED
SOlL,
FLUVIAL SANDST.
DURICRUST
351