Sequence Stratigraphic Analysis â Mr. Robert Wong Hin ... - CCOP
Sequence Stratigraphic Analysis â Mr. Robert Wong Hin ... - CCOP
Sequence Stratigraphic Analysis â Mr. Robert Wong Hin ... - CCOP
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SEQUENCE STRATIGRAPHIC<br />
ANALYSIS<br />
<strong>Robert</strong> <strong>Wong</strong> <strong>Hin</strong> Fatt, 2010<br />
<strong>CCOP</strong> Workshop<br />
1<br />
Geoscience Year 2004
3 dimensional<br />
MFS<br />
IVF<br />
Slope Fan<br />
Basin Floor Fan<br />
2<br />
Geoscience Year 2004
Third order sequence described as Slug Model - 2 dimensional<br />
3<br />
Geoscience Year 2004
Slug Model illustrated by logs<br />
10s to 100s km<br />
Just look at the<br />
Shape of the logs.<br />
They are so different!<br />
4<br />
Geoscience Year 2004
<strong>Sequence</strong> biostratrigraphy in a third-order sequence<br />
Fossil abundance<br />
And diversity<br />
At condense<br />
section<br />
PRAM/PMU<br />
5<br />
Geoscience Year 2004
Use of biofacies in <strong>Sequence</strong> stratigraphy<br />
FAUNAL ABUNDANCE / DIVERSITY<br />
D<br />
E<br />
P<br />
Condense section/MFS<br />
<strong>Sequence</strong> boundary<br />
T<br />
H<br />
6<br />
Geoscience Year 2004
Correlation of Biostrat. , Well and Seismic Data<br />
CS<br />
Top F<br />
SB<br />
SB<br />
PRAM/PMU<br />
7<br />
Geoscience Year 2004
Part 1<br />
Seismic Facies Interpretation<br />
Within <strong>Sequence</strong> Stratigaphic Framework<br />
8<br />
Geoscience Year 2004<br />
<strong>Robert</strong> <strong>Wong</strong> <strong>Hin</strong> Fatt, 2010
Athird-order sequence model showing systems tracts<br />
•HIGHSTAND<br />
•SYSTEMS TRACT<br />
•sequence boundary<br />
•maximum flooding surface<br />
•TRANSGRESSIVE<br />
•SYSTEMS TRACT<br />
•incised valley<br />
•sequence boundary<br />
•Transgressive Surface<br />
•LOWSTAND<br />
•SYSTEM TRACT<br />
•prograding wedge<br />
•slope fan<br />
•basin floor fan<br />
9<br />
Geoscience Year 2004
Seismic facies relating to systems tracts<br />
10<br />
Geoscience Year 2004
Remember! You must know where you are within<br />
the sequence stratigraphic framework.<br />
11<br />
Geoscience Year 2004
SEISMIC FACIES ANALYSIS<br />
Seismic facies definition<br />
• Seismic reflections terminations<br />
• Seismic reflections characteristics<br />
• Seismic facies configurations<br />
12<br />
Geoscience Year 2004
SEISMIC FACIES ANALYSIS<br />
Definition:<br />
The description and geological<br />
interpretation of an association of seismic<br />
reflection parameters including:<br />
• Amplitude<br />
• Continuity<br />
• Frequency<br />
• Phase<br />
• Geometric Configurations<br />
13<br />
Geoscience Year 2004
English is compulsory<br />
Rounded<br />
Bounded<br />
Mounded<br />
Grounded<br />
Hounded<br />
Pounded<br />
14<br />
Geoscience Year 2004
English is compulsory<br />
Rounded<br />
Bounded<br />
Mounded<br />
Grounded<br />
Hounded<br />
Pounded<br />
15<br />
Geoscience Year 2004
English is compulsory<br />
Consistent<br />
Divergent<br />
Convergent<br />
Concurrent<br />
Concordant<br />
Redundent<br />
16<br />
Geoscience Year 2004
English is compulsory<br />
Consistent<br />
Divergent<br />
Convergent<br />
Concurrent<br />
Concordant<br />
Redundant<br />
17<br />
Geoscience Year 2004
English is compulsory<br />
Sentimental<br />
Cylindrical<br />
Symbolical<br />
Sigmoidal<br />
Symmetrical<br />
Sinister<br />
18<br />
Geoscience Year 2004
English is compulsory<br />
Sentimental<br />
Cylindrical<br />
Symbolical<br />
Sigmoidal<br />
Symmetrical<br />
Sinister<br />
19<br />
Geoscience Year 2004
English is compulsory<br />
Oblong<br />
Prolong<br />
oo Along<br />
Oblique<br />
Obscure<br />
Obese<br />
Obvious<br />
20<br />
Geoscience Year 2004
English is compulsory<br />
Oblong<br />
Prolong<br />
Along<br />
Oblique<br />
Obscure<br />
Obese<br />
Obvious<br />
21<br />
Geoscience Year 2004
English is compulsory<br />
Curvy<br />
Hummocky<br />
Wavy<br />
Shaky<br />
Funny<br />
Tiny<br />
wormy<br />
22<br />
Geoscience Year 2004
English is compulsory<br />
Curvy<br />
Hummocky<br />
Wavy<br />
Shaky<br />
Funny<br />
Tiny<br />
wormy<br />
23<br />
Geoscience Year 2004
Seismic facies relating to systems tracts<br />
Parallel, continuous<br />
Divergent<br />
Sigmoidal<br />
Mounded<br />
24<br />
Geoscience Year 2004
SEISMIC FACIES ANALYSIS<br />
SEISMIC REFLECTION CHARACTERISTICS<br />
Feature<br />
Geologic Interpretation<br />
Amplitude<br />
Continuity<br />
Frequency<br />
Phase Change<br />
Geometry<br />
Flat Spot, Tilted Surface<br />
Vertical stratal discontinuity, bed<br />
spacing, fluid content<br />
Lateral stratal continuity,<br />
Depositional processes, geologic<br />
time line<br />
Bed thickness, fluid content<br />
Fluid content, facies change<br />
Depositional environment<br />
Fluid Contact (GOC, GWC, OWC)<br />
25<br />
Geoscience Year 2004
Obvious flat spot and tilted surface<br />
Flat spot<br />
Tilted surface<br />
26<br />
Geoscience Year 2004
A-1<br />
Can you point to the oil bearing<br />
channel sand which was<br />
encountered by the well<br />
27<br />
Geoscience Year 2004
A-1<br />
Channel Sand<br />
28<br />
Geoscience Year 2004
A-1<br />
OWC<br />
How do you know<br />
29<br />
Geoscience Year 2004
A-1<br />
OWC<br />
Simple. Change In colours!<br />
30<br />
Geoscience Year 2004
WIRELINE LOG OF A-1 THROUGH THE H<br />
CHANNEL SAND<br />
OWC seen<br />
on seismic<br />
31<br />
Geoscience Year 2004
32<br />
Geoscience Year 2004
How would you describe the seismic facies<br />
33<br />
Geoscience Year 2004
34<br />
Geoscience Year 2004
Can you describe the seismic facies<br />
SW<br />
deltas and fluvial facies<br />
turbidites<br />
deep lake<br />
alluvial fan<br />
shallow lake<br />
Basement<br />
35<br />
Geoscience Year 2004
Seismic facies interpretation-<br />
Can you continue the interpretation<br />
Line 76R504<br />
36<br />
Geoscience Year 2004<br />
1 km
37<br />
Geoscience Year 2004
Seismic facies interpretation<br />
SB 3.2 and/or<br />
SRU<br />
SB 3.3<br />
Saracan Bank scar<br />
SB 3.1<br />
SB2.6.2<br />
Chaotic facies<br />
MFS TB2.5<br />
Regional TST<br />
SB 2.4<br />
Line 76R504<br />
38<br />
Geoscience Year 2004<br />
1 km
Uninterpreted seismic cross-section: East Sabah<br />
SW<br />
NE<br />
39<br />
Geoscience Year 2004
SW<br />
East Sabah Regional Line: Dip Line<br />
NE<br />
Mounded feature-Carbonate<br />
Gently mounded feature-<br />
Turbidites<br />
40<br />
Geoscience Year 2004
Seismic <strong>Sequence</strong> Stratigraphy<br />
SW<br />
Mounded features<br />
Carbonates<br />
Turbidites<br />
NE<br />
Gently mounded features<br />
41<br />
Geoscience Year 2004
Seismic facies/paleofacies mapping<br />
42<br />
Geoscience Year 2004
Reservoir Characterization - Carbonate Model<br />
SW<br />
43<br />
Geoscience Year 2004
Reservoir Characterization - Turbidite Model<br />
44<br />
Geoscience Year 2004
Part 2<br />
<strong>Sequence</strong> <strong>Analysis</strong> based on Log Character<br />
45<br />
Geoscience Year 2004
Third order sequence described as Slug Model<br />
46<br />
Geoscience Year 2004
Slug Model illustrated by logs-<br />
Indicating Vertical and Horizontal Variability<br />
Just look at the<br />
Shape of the logs.<br />
They are so different!<br />
47<br />
Geoscience Year 2004
An English Lesson On Log Description<br />
What do we call this log shape<br />
Bull<br />
Ball<br />
Bell<br />
Bear<br />
Bird<br />
Blog<br />
48<br />
Geoscience Year 2004
An English Lesson On Log Description<br />
What do we call this log shape<br />
Bull<br />
Ball<br />
Bell<br />
Bear<br />
Bird<br />
Blog<br />
49<br />
Geoscience Year 2004
An English Lesson On Log Description<br />
What do we call this log shape<br />
Flurry<br />
Funny<br />
Funnel<br />
Funky<br />
Fuzzy<br />
Furry<br />
50<br />
Geoscience Year 2004
An English Lesson On Log Description<br />
What do we call this log shape<br />
Flurry<br />
Funny<br />
Funnel<br />
Funky<br />
Fuzzy<br />
Furry<br />
51<br />
Geoscience Year 2004
An English Lesson On Log Description<br />
What do we call this log shape<br />
Bulky<br />
Blocky<br />
Belly<br />
Baloney<br />
Baby<br />
Body<br />
52<br />
Geoscience Year 2004
An English Lesson On Log Description<br />
What do we call this log shape<br />
Bulky<br />
Blocky<br />
Belly<br />
Baloney<br />
Baby<br />
Body<br />
53<br />
Geoscience Year 2004
An English Lesson On Log Description<br />
What do we call this log shape<br />
Ecstatic<br />
Eccentric<br />
Eclectic<br />
Erratic<br />
Eustatic<br />
Electric<br />
54<br />
Geoscience Year 2004
An English Lesson On Log Description<br />
What do we call this log shape<br />
Ecstatic<br />
Eccentric<br />
Eclectic<br />
Erratic<br />
Eustatic<br />
Electric<br />
55<br />
Geoscience Year 2004
Inferred Depositional Environment From Logs<br />
Fluvial/Braided l/ d<br />
Stream<br />
Meandering Channel Sands/Barrier Bars<br />
Overbank/Levee/Crevasse Splay<br />
River Mouth Bar/Beach Sands<br />
Shallow Marine Sands/Deltaic Sands<br />
Deep Marine Sands/Basin Floor Sands<br />
Levee Channel Complex/Slope Fans<br />
56<br />
Geoscience Year 2004
Inferred Depositional Environment From Logs<br />
Fluvial/Braided l/ d<br />
Stream<br />
Meandering Channel Sands/Barrier Bars<br />
Overbank/Levee/Crevasse Splay<br />
River Mouth Bar/Beach Sands<br />
Shallow Marine Sands/Deltaic Sands<br />
Deep Marine Sands/Basin Floor Sands<br />
Levee Channel Complex/Slope Fans<br />
57<br />
Geoscience Year 2004
Depositional Environment From Logs<br />
Fluvial/Braided l/ d<br />
Stream<br />
Meandering Channel Sands/Barrier Bars<br />
Overbank/Levee/Crevasse Splay<br />
River Mouth Bar/Beach Sands<br />
Shallow Marine Sands/Deltaic Sands<br />
Deep Marine Sands/Basin Floor Sands<br />
Levee Channel Complex/Slope Fans<br />
58<br />
Geoscience Year 2004
Depositional Environment From Logs<br />
Fluvial/Braided l/ d<br />
Stream<br />
Meandering Channel Sands/Barrier Bars<br />
Overbank/Levee/Crevasse Splay<br />
River Mouth Bar/Beach Sands<br />
Shallow Marine Sands/Deltaic Sands<br />
Deep Marine Sands/Basin Floor Sands<br />
Levee Channel Complex/Slope Fans<br />
59<br />
Geoscience Year 2004
Depositional Environment From Logs<br />
Fluvial/Braided l/ d<br />
Stream<br />
Meandering Channel Sands/Barrier Bars<br />
Overbank/Levee/Crevasse Splay<br />
River Mouth Bar/Beach Sands<br />
Shallow Marine Sands/Deltaic Sands<br />
Deep Marine Sands/Basin Floor Sands<br />
Levee Channel Complex/Slope Fans<br />
60<br />
Geoscience Year 2004
Depositional Environment From Logs<br />
Fluvial/Braided l/ d<br />
Stream<br />
Meandering Channel Sands/Barrier Bars<br />
Overbank/Levee/Crevasse Splay<br />
River Mouth Bar/Beach Sands<br />
Shallow Marine Sands/Deltaic Sands<br />
Deep Marine Sands/Basin Floor Sands<br />
Levee Channel Complex/Slope Fans<br />
61<br />
Geoscience Year 2004
Depositional Environment From Logs<br />
Fluvial/Braided l/ d<br />
Stream<br />
Meandering Channel Sands/Barrier Bars<br />
Overbank/Levee/Crevasse Splay<br />
River Mouth Bar/Beach Sands<br />
Shallow Marine Sands/Deltaic Sands<br />
Deep Marine Sands/Basin Floor Sands<br />
Levee Channel Complex/Slope Fans<br />
62<br />
Geoscience Year 2004
Depositional Environment From Logs<br />
Fluvial/Braided l/ d<br />
Stream<br />
Meandering Channel Sands/Barrier Bars<br />
Overbank/Levee/Crevasse Splay<br />
River Mouth Bar/Beach Sands<br />
Shallow Marine Sands/Deltaic Sands<br />
Deep Marine Sands/Basin Floor Sands<br />
Levee Channel Complex/Slope Fans<br />
63<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Coarsening upward<br />
Fining upward<br />
Shallowing Upward<br />
Deepening Upward<br />
No Or Little Change<br />
64<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Coarsening upward<br />
Fining upward<br />
Shallowing Upward<br />
Deepening Upward<br />
No Or Little Change<br />
65<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Coarsening upward<br />
Fining upward<br />
Shallowing Upward<br />
Deepening Upward<br />
No Or Little Change<br />
66<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Coarsening upward<br />
Fining upward<br />
Shallowing Upward<br />
Deepening Upward<br />
No Or Little Change<br />
67<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Overall coarsening upward<br />
Overall fining upward<br />
Overall shallowing upward<br />
Overall deepening upward<br />
Overall little or no change<br />
68<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Overall coarsening upward<br />
Overall fining upward<br />
Overall shallowing upward<br />
Overall deepening upward<br />
Overall little or no change<br />
69<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Overall coarsening upward<br />
Overall fining upward<br />
Overall shallowing upward<br />
Overall deepening upward<br />
Overall little or no change<br />
70<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Overall coarsening upward<br />
Overall fining upward<br />
Overall shallowing upward<br />
Overall deepening upward<br />
Overall little or no change<br />
71<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Overall coarsening upward<br />
Overall fining upward<br />
Overall shallowing upward<br />
Overall deepening upward<br />
Overall little or no change<br />
72<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Overall coarsening upward<br />
Overall fining upward<br />
Overall shallowing upward<br />
Overall deepening upward<br />
Overall little or no change<br />
73<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
How is Max. Flooding Surface defined<br />
Can you mark the MFS<br />
74<br />
Geoscience Year 2004
The Log Can Tell You A Story From Bottom to Top<br />
Bravo!<br />
You got it right!<br />
75<br />
Geoscience Year 2004
Now You Can Interpret The Systems Tracts<br />
HST<br />
MFS<br />
TST<br />
76<br />
Geoscience Year 2004
Now You Can Interpret The Systems Tracts Properly<br />
Increasing abundance<br />
and ddi diversity i to the right<br />
Trend for HST<br />
HST<br />
MFS/CS<br />
TST<br />
Trend for TST<br />
77<br />
Geoscience Year 2004
Slug Model illustrated by logs-<br />
Indicating Vertical and Horizontal Variability<br />
Blocky<br />
Funnel<br />
Bell<br />
Just look at the<br />
Shape of the logs<br />
One more time<br />
Erratic<br />
Blocky<br />
78<br />
Geoscience Year 2004
Log Pattern For Overall Prograding <strong>Sequence</strong>s<br />
Can You show the TSTs and the LSTs with their boundaries<br />
79<br />
Geoscience Year 2004
Log Pattern For Overall Prograding <strong>Sequence</strong>s<br />
Can You show the TSTs and the LSTs<br />
TST<br />
TST<br />
TST<br />
TST<br />
LST<br />
TST<br />
LST<br />
TST<br />
TST<br />
LST<br />
LST<br />
LST<br />
LST<br />
LST<br />
80<br />
Geoscience Year 2004
The Overall Log Character is Related to the<br />
Rate of Deposition Vs Rate of Accommodation<br />
PARASEQUENCE - STACKING PATTERNS IN PARASEQUENCE SETS<br />
Especially in a Marine Environment<br />
PROGRADATIONAL PARASEQUENCE SET (HST)<br />
SCHEMATIC<br />
WELL - LOG<br />
RESPONSE<br />
RATE OF DEPOSITION<br />
RATE OF ACCOMODATION<br />
> 1<br />
Yonger PSQ:<br />
Thicker<br />
More Porous<br />
RETROGRADATIONAL PARASEQUENCE SET (TST)<br />
RATE OF DEPOSITION<br />
RATE OF ACCOMODATION<br />
< 1<br />
AGRADATIONAL PARASEQUENCE SET (SMST)<br />
RATE OF DEPOSITION<br />
RATE OF ACCOMODATION<br />
= 1<br />
COASTAL - PLAIN SANDSTONES<br />
AND MUDSTONES<br />
SHALLOW MARINE SANDSTONES<br />
SHELF MUDSTONES<br />
81<br />
Geoscience Year 2004
If you mis-correlate the sands in HST, it might still be OK<br />
82<br />
Geoscience Year 2004
But if you mis-correlate the sands in TST, it is not OK!<br />
Comparison of (A) chronostratigraphic correlation and (B) lithostratigrapic correlation styles:<br />
retrogradational parasequence set<br />
83<br />
Geoscience Year 2004
<strong>Sequence</strong> stratigraphic interpretation with seismic and well<br />
basinward<br />
SB<br />
Overall<br />
Coarsening<br />
upward<br />
Shale out<br />
SE<br />
NW
A Field Geologist Looking at Outcrop Scale<br />
How does a geologist<br />
Interpret the outcrop<br />
COARSERNING UPWARD PARASEQUENCES MIRI FM, JLN HOSPITAL OUTCROP<br />
85<br />
Geoscience Year 2004
A Geologist integrates outcrop with log<br />
Parasequence Boundary<br />
COARSERNING UPWARD PARASEQUENCES MIRI FM, JLN HOSPITAL OUTCROP<br />
86<br />
Geoscience Year 2004
A Geologist integrates outcrop with log<br />
How then does<br />
a geophysicist<br />
interpret the<br />
outcrop<br />
Parasequence Boundary<br />
COARSERNING UPWARD PARASEQUENCES MIRI FM, JLN HOSPITAL OUTCROP<br />
87<br />
Geoscience Year 2004
A Geophysicist Integrates Outcrop with Seismic<br />
Bed sets (Parasequence)<br />
front<br />
view<br />
PSB<br />
COARSERNING UPWARD PARASEQUENCES MIRI FM, JLN HOSPITAL OUTCROP<br />
88<br />
Geoscience Year 2004
A <strong>Sequence</strong> Stratigrapher integrates outcrops, well and seismic<br />
Bed sets (Parasequence)<br />
front<br />
view<br />
PSB<br />
Parasequence Boundary<br />
COARSERNING UPWARD PARASEQUENCES MIRI FM, JLN HOSPITAL OUTCROP<br />
89<br />
Geoscience Year 2004
A <strong>Sequence</strong> Stratigrapher integrates outcrops, well and seismic<br />
Bed sets (Parasequence)<br />
HST<br />
front<br />
view<br />
PSB<br />
Parasequence Boundary<br />
COARSERNING UPWARD PARASEQUENCES MIRI FM, JLN HOSPITAL OUTCROP<br />
And relates it to the<br />
3 rd order sequence model<br />
90<br />
Geoscience Year 2004
After you have done the sequence stratigraphic<br />
interpretation, you can just relax<br />
91<br />
Geoscience Year 2004
Geoscience Year 2004
BALINGIAN STRATIGRAPHIC SCHEME<br />
•EUSTATIC SEA LEVEL CURVE<br />
• (from Haq et.al)<br />
•SW<br />
•TB<br />
•CYCLE<br />
•WEST<br />
modified<br />
BALINGIAN<br />
sequences<br />
after Barry<br />
•PRESENT<br />
et.al.<br />
•VI-VIIIVIII<br />
•TB3.7<br />
•TB3.5<br />
-TB3.6<br />
•TB3.2<br />
-TB3.4<br />
•V<br />
•TB3.1<br />
•TB2.6<br />
•IV<br />
•TB2.5<br />
•TB2.4<br />
•III<br />
•TB2.3<br />
•TB1.5<br />
•II<br />
–<br />
TB2.2<br />
•I<br />
•C<br />
•R<br />
•C<br />
•R<br />
•S<br />
•S<br />
•EAST<br />
BALINGIAN<br />
•VI<br />
-VII<br />
•NE<br />
•IV-<br />
•I V<br />
II•I<br />
I<br />
•I<br />
•Sedimentary<br />
History<br />
•Major erosion at<br />
•Top Cycle V<br />
•Ancient<br />
coastline<br />
•change to E-W<br />
•Pinnacle reef in<br />
•Extensive<br />
LCP, • Cycle ancient<br />
III at<br />
coastline N-S,<br />
•NE some<br />
Balingian<br />
carbonate<br />
growth at the<br />
NE Balingian<br />
i<br />
•R •S •C •LCP<br />
•COL<br />
•Carbon<br />
ates<br />
Geoscience Year 2004<br />
•HIN-<br />
HMN<br />
•MFS