Facies Models
199
Table 8.3. Architectural characteristics of some common fluvial styles. (After Mialll985)
Style
No." Sinuosityl' Braiding
Sediment
Characteristic Modern examples and
name
parameter' type
elementsd
interpreted ancient examples
Part 1: Gravel�dominated rivers
Gravel braided 1
Low
High
Gravel,
SG (GB, SB)
Hooke (1967), Bull (1972), Wasson
with sedimen tminor sand
(1977), Nemec and Muszynski (1982),
g ravity flows
Schultz (1984), Blair and McPherson
(1992)
Shallow
2 Low
High
Gravel,
GB (SB)
Boothroyd and Ashley (1975),
gravel braided
minor sand
Boothroyd and Nummedal (1978), Miall
"Scott typ e' '
and Gibling (1978), Vos and Tankard
(1981), Ramos and Sopefia (1983),
Dawson and Bryant (1987), Muftoz et
al. (1992)
Deep gravel
3
Low to
Int. to
Gravel, minor GB, SB, DA
Williams and Rust (1969), Rust (1972,
braided
int.
high
sand, fines
(FF)
1978b), Steel (1974), Minter (1978),
"Donjek type"
Massari (1983), Miall (1984b), Morison
and Hein (1987), S.A. Smith (1990),
Reinfelds and Nanson (1993)
Gravel
Int. to
Int.
Gravel, minor GB, DA, LA
Church (1983), Ferguson and Werrity
wandering
high
sand, fines
(SB, FF)
(1983), Desloges and Church (1987),
Billi et al. (1987), S.A. Smith (1990),
Brierley and Hickin (1991)
Gravel
4 High
Low
Gravel, minor GB, LA, FF
Bluck (1971), Lewin (1976), Gustavson
meandering
to int.
sand, fines
(SB)
(1978), Schwartz (1978), Ori (1979,
1982), Arche (1983), Ramos and Sopefia
(1983), Forbes (1983), Hooke (1986)
Part 2: Sand-dominated, high-sinuosity rivers
Gravel-sand
5 Int. to
Low to
Sand,
SB, LA, FF
Bernard and Major (1963}, McGowen
meandering
high
int.
pebbly
(GB)
and Garner (1970), Bridge and Jarvis
(the "coarse(1976), jackson (1976a,b,d), Levey
grained
(1978), Nijman and Puigdef meandering"
(1978), Crowley (1983), Allen (1983a),
model)
Campbell and Hendry (1987), Todd and
Went (1991)
Sandy
6
High
Low
Sand,
LA, SB, FF
Sundborg (1956), Allen (1963b,
meandering
minor fines
LV, CR, CS
l970b), Davies (1966), Beutner et al.
(the "classic"
FF(CH)
(1967), Puigdefabregas (1973), Nami
meandering
and Leeder (1978), Puigdefabregas and
model)
Van Vliet (1978), Ethridge et al. (1981),
Hobdayet al. (1981), Plint (1983),
Bridge and Diemer (1983), Link (1984),
Farrell (1987), Alexander (1992),
Jordan and Pryor (1992), Diemer and
Belt (1991), Munoz et al. (1992),
Alexander and Gawthorpe (1993)
Ephemeral sandyHigh
Low
Sand,
LA, SB (FF)
Stear (1983), Shepherd (1987),
meandering
minor fines
Lawrence and Williams ( 1987)
Fine-grained
7 High
Low
Fine sand,
LA, SB, FF
Taylor and Woodyer (1978), Miall
meandering
silt, mud
LV, CR, CS
(1979a), Nanson (1980), jackson (1981),
FF(CH)
Stewart (1983), Mossop and Flach
(1983), D.G. Smith (1987), Wood
(1989)