Geology Reference
In-Depth Information
a)
b)
Full stack amplitude
Fluid factor
High
High
A5
A5
A1
A1
A6
A6
Low
Low
2
)
Figure 10.7
Marlin Field, Gulf of Mexico; (a) full stack amplitude map, (b) fluid factor AVO map (where
FF ΒΌ R
p
1.16(
V
s
/
V
p
R
s
, and
R
p
and
R
s
are derived by using the Fatti
.(
1994
) method. Note that well A6 has 25 m gas column in a 45 m gross section, well A1 has 40 m gas
and well A5 has 33 m of wet sand (after Russell
et al
et al
.,
2006
, with permission from the CSEG Recorder).
a)
b)
c)
28000
13000
2.7
A5
A5
A5
A1
A1
A1
A6
A6
A6
18000
7000
2.0
d)
e)
f)
35%
100%
40%
A5
A5
A5
A1
A1
A1
A6
A6
A6
0%
0%
0%
Figure 10.8
Simultaneous inversion products from Marlin Field, Gulf of Mexico; (a) P impedance, (b) S impedance, (c) density, (d) N:G based
on inverted density, (e) porosity based on inverted P impedance, (f) saturation based on inverted density (after Russell
227
et al
.,
2006
, with
permission from the CSEG Recorder).
