the stratigraphy and structural history of the mesozoic and cenozoic ...

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$A marine wide angle reflection/refraction profile adjacent Nova ...$

3-3 Lithoprobe 88-1a seismic profile 47 3-4 Generalized Scotian Basin stratigraphy, M.Sc. sequence boundaries or seismic markers, name and correlation confidence, depositional sequences and Deep Sea Drilling Project seismic markers 49 3-5 Seismic profile showing reflection termination patterns of sequence boundaries 51 3-6 Seismic profile showing example of Top Basement Marker 54 3-7 Seismic profile and schematic showing relationship between top basement marker, Tr1 and Tr2 sequence boundaries and Depositional Sequence 1 56 3-8 Time structure map of the Tr2 Sequence Boundary 59 3-9 Seismic profile D-D’ showing seismic tie with Moheida P-15 well 61 3-10 Seismic line E-E’ showing seismic tie with Glooscap C-63, Oneida O-25 and Evangeline H-100 wells 62 3-11 Seismic section showing typical reflection character of salt 64 3-12 Time structure map of the J1 Sequence Boundary 67 3-13 Isochron map of Depositional Sequence 3 70 3-14 Time structure map of the J2 Sequence Boundary 71 3-15 Time structure map of the top Abenaki Formation marker 74 3-16 Isochron map of Depositional Sequence 4 76 3-17 Seismic line showing relationship between sequence boundaries K1, T0, T1, T2, T3 and depositional sequences 5-9 80 3-18 Isochron map of Depositional Sequence 5 81 3-19 Seismic profile showing seismic tie with Shubenacadie H-100 well 83 3-20 Time structure map of the T0 Sequence Boundary 84 3-21 Isochron map of Depositional Sequence 6 86 x
3-22 Time structure map of the T1 Sequence Boundary 88 3-23 Isochron map of Depositional Sequence 7 90 3-24 Time structure map of the T2 Sequence Boundary 92 3-25 Isochron map of Depositional Sequence 8 94 3-26 Time structure map of the T3 Sequence Boundary 96 3-27 Isochron map of Depositional Sequence 9 98 3-28 Time structure map of the water bottom 100 4-1 Time structure map of the Tr2 Sequence Boundary showing spatial distribution of the Basin-Bounding Fault Family and the Basement- Involved Fault Family 103 4-2 Seismic profile A-A’ with examples of: Basin-Bounding Fault Family, Basement-Involved Fault Family, Listric Growth Fault Family, Major and minor Fault Family, and the Halokinetically induced Fault Family 105 4-3 Seismic profile B-B’ showing structure typical of the Basement- Involved Fault Family 110 4-4 Portion of seismic profile A-A’ showing anomalous pre-Mesozoic reflector configuration, and example of similar structure from the Jeanne d’Arc Basin 113 4-5 Seismic profile with example of Listric Growth Fault Family 115 4-6 a) Seismic profile with example of a group of related listric faults soling into a common level of detachment, and b) Example of listric growth fault with salt-cored anticline 116 4-7 Seismic strike line with example of two major faults detaching on salt 118 4-8 Close-up of seismic profile A-A’ showing major and minor faults 121 4-9 Seismic strike line showing examples of minor faults associated with pock marks 123 xi
Page 1 and 2: THE STRATIGRAPHY AND STRUCTURAL HIS
Page 3 and 4: The integration of seismic stratigr
Page 5 and 6: leaving his door open and helping m
Page 7 and 8: 3.3.4 Tr2 Sequence Boundary 57 3.3.
Page 9: List of Figures (Short Titles) 1-1
Page 13 and 14: 5-17 End member geometries of alloc
Page 15 and 16: Chapter 1 Introduction 1.1 Introduc
Page 17 and 18: developed in the western part of th
Page 19 and 20: Areomagnetic surveys of the North A
Page 21 and 22: y Mukhopadhyay and Wade (1990), Wil
Page 23 and 24: 9 Figure 1-2: Comparative stratigra
Page 25 and 26: Naskapi N-30 Figure 1-3: Map showin
Page 27 and 28: SE NW 0 6 12 Kilometers 13 Figure 1
Page 29 and 30: converted using velocity informatio
Page 31 and 32: to date the effects of salt tectoni
Page 33 and 34: A 19 A’ Figure 2-1: Bathymetry an
Page 35 and 36: Within the area of the Scotian Basi
Page 37 and 38: 23 Figure 2-3: Generalized lithostr
Page 39 and 40: the landward extensions of regularl
Page 41 and 42: marine shales of the Misaine Member
Page 43 and 44: and positive relief structures on t
Page 45 and 46: formation thickness consistently in
Page 47 and 48: 2.4 Structural Styles and Geometry
Page 49 and 50: and igneous rocks of the Meguma Ter
Page 51 and 52: approximately 6 to 7 kilometers bel
Page 53 and 54: 4.2.3 Halotectonics In addition to
Page 55 and 56: 41 Figure 2-10: Scotian Margin base
Page 57 and 58: NW SE 6126 m 43 Figure 3-1: Represe
Page 59 and 60: TGS Base Tertiary Unconformity 45 T
Page 61 and 62:
47 Figure 3-3: Lithoprobe seismic r
Page 63 and 64:
(Member Good DS9 Good Good Excellen
Page 65 and 66:
NW SE Onlap Downlap 0 6 12 Kilomete
Page 67 and 68:
3.3.1. Top Basement Marker Within t
Page 69 and 70:
3.3.2. Tr1 Sequence Boundary The Tr
Page 71 and 72:
3.3.3 Depositional Sequence 1 Depos
Page 73 and 74:
Glooscap C-63 E Moheida P-15 D TWT
Page 75 and 76:
NW SE D D’ Eurydice Figure 3-9: S
Page 77 and 78:
Formation consists of a series of m
Page 79 and 80:
These reflections may represent int
Page 81 and 82:
Anomalous highs Sequence boundary i
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in shape, 1 to 12 kilometers in dia
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Intersection with salt structure Fa
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62, also intersected the Abenaki Fo
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marker in a landward direction (Fig
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south (slope-parallel) direction. T
Page 93 and 94:
3.3.13 Depositional Sequence 5 Depo
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Thickness TWT (ms) D D’ Thick Int
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NW SE Quaternary Miocene - Oligocen
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Due to the consistently high amplit
Page 101 and 102:
Correlation with the Shubenacadie H
Page 103 and 104:
Page 105 and 106:
3.3.18. T2 Sequence Boundary The T2
Page 107 and 108:
Reflections within DS8 are commonly
Page 109 and 110:
3.3.20 T3 Sequence Boundary The T3
Page 111 and 112:
Page 113 and 114:
3.3.22 Water Bottom The uppermost r
Page 115 and 116:
4.1 Introductory Remarks Chapter 4
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A (TWT ms) Basin-Bounding Fault Fam
Page 119 and 120:
A A’ NW SE 105
Page 121 and 122:
4.2.1 Slope Basin-Bounding Fault Fa
Page 123 and 124:
Figure 4-3: Seismic Profile B-B’
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Wernicke (1981) or “second-order
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a) 2.0 3.0 4.0 5.0 6.0 7.0 8.0 b) D
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T3 T2 T1 T0 K1 J2 J1 Tr2 Tr1 NW SE
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thickening, resulting in distinct w
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Tertiary. In the northwest some maj
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SE NW Minor Faults 3076 m Major Fau
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NE SW 3075 m Pock-Marks ? Erosion E
Page 139 and 140:
Chapter 5 Salt Tectonics 5.1 Mechan
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as a pressurized fluid with differe
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shales related to rapid progradatio
Page 145 and 146:
131 Figure 5-3: Tectono-stratigraph
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Shelf N 0 15 30 Kilometers Moheida
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Shelf N 0 15 30 Kilometers Upper Sl
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A) NW SE B) Swells Normal basement-
Page 153 and 154:
Salt Detachment Association includi
Page 155 and 156:
formed shortly after autochthonous
Page 157 and 158:
and Vendeville (1994) shows that th
Page 159 and 160:
Allochthonous Stock “Finger” Di
Page 161 and 162:
A’ SE A Folding of strata from T0
Page 163 and 164:
Diapirs commonly intersect the K1 S
Page 165 and 166:
D’ SE NW D 0 3 6 Strata folded fr
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Figure 5-14: Diapir rejuvenation du
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5.3.4 The Secondary Weld Associatio
Page 171 and 172:
NW SE 0 3 6 Kilometers Inclined Sec
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An allochthonous salt structure is
Page 175 and 176:
Salt Stocks A salt stock is charact
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F’ NE SW F 0 6 12 Kilometers Coal
Page 179 and 180:
G (A) (B) G’ Figure 5-20: (A) Nor
Page 181 and 182:
Figure 5-21: Schematic evolution of
Page 183 and 184:
listric fault, causing the developm
Page 185 and 186:
egardless of depositional setting a
Page 187 and 188:
growth will continue until the sour
Page 189 and 190:
Salt structures with onlapping syn-
Page 191 and 192:
the base of post-kinematic stratigr
Page 193 and 194:
SE NW 4093 m 179 Offset of paleo-de
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NE SW 6 km 181 Turtle Structure Pos
Page 197 and 198:
NE SW 183 0 3 6 Turtle Structure Ki
Page 199 and 200:
Figure 6-1: Seismic profile from th
Page 201 and 202:
Figure 6-2: Tectono-stratigraphic c
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Ordovician metasedimentary rocks of
Page 205 and 206:
191 Figure 6-3: Schematic block dia
Page 207 and 208:
etween the location of salt swells
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On the slope, the Late to Middle Ju
Page 211 and 212:
Listric growth faults typically tip
Page 213 and 214:
this diapiric region. However, it w
Page 215 and 216:
characteristically concordant with
Page 217 and 218:
typical of passive margins modified
Page 219 and 220:
Slope Basin: Kidston et al. (2002)
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~ Present day 100 C ~ Present day 1
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area can be divided into three slop
Page 225 and 226:
Pre-Mesozoic structures are not con
Page 227 and 228:
eservoir. The well locations were c
Page 229 and 230:
7.2 Key Conclusions Geological Evol
Page 231 and 232:
exclusively deform Late Triassic to
Page 233 and 234:
• A reservoir of Cretaceous to Te
Page 235 and 236:
References Alsop, G. I., Brown, J.P
Page 237 and 238:
Gauley, B. J., 2001, Lithostratigra
Page 239 and 240:
Keen, C. E., and Potter, D. P., 199
Page 241 and 242:
Scotian Rise, Geological Survey of
Page 243:
Welsink, H.J., Dwyer, J.D., and Kni
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