Copyright by Nysha Chaderton 2009 - The University of Texas at ...

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Figure 2.40: Depositional Model for Scotland Formation deposits 115
Juniper Ridge, California Scotland Formation, Barbados Figure 2.41: Interbedded sandstone and mudstone levee-deposits flanking the channels within the JRC on the left, Facies 5 of the Scotland Formation on the right (photo taken at the Ermy Bourne Ridge). Photo on the left is from Lowe (2004). Juniper Ridge, California Scotland Formation, Barbados Figure 2.42: Coarse, cobble and pebble conglomerate channel fill of the Juniper Ridge Conglomerate on the left photo from Lowe, (2004). The Scotland Formation is on the right. Photo taken at conglomerate bed exposed n the beach, about 100 m east of the East Coast Road outcrop. 116
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Copyright by Nysha Chaderton 2009
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Sedimentation within the Tobago For
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Acknowledgements I would like to th
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Table of Contents List of Tables ..
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List of Tables Table 2.1: Latitudes
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Figure 2.14: Planar parallel lamina
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Figure 2.42: Coarse, cobble and peb
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Figure A.3a: Chalky Mount Ridge mea
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1. Development history of the south
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Formation. This interpretation requ
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DATA AND METHODOLOGY Extensive work
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DESCRIPTIVE METHODOLOGY Each sectio
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Two or more channel complexes stack
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These poorly sorted sands are later
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East Coast Road Although the East C
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succession of interlaminated siltst
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Mount All The beds of the Mount All
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Lobes are non-channelized bodies, 3
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Sandy units are the most resistant
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SUMMARY DEPOSITIONAL SETTING OF THE
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Chapter Three: Petrographic Analysi
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had not been buried deeply or long
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Feldspars Calcium Plagioclase Felds
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Authigenic Minerals Authigenic mine
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amounts of chlorite and kaolinite c
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Sample: WRA 16 This sample was take
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cementation is observed. A number o
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COMPARISON WITH PREVIOUS WORK Punch
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K feldspar preservation to slightly
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CONCLUSIONS 1. No quartz cementatio
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The highest point of the island, is
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STRATIGRAPHIC FRAMEWORK ONSHORE TO
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STRUCTURAL FRAMEWORK OF THE BARBADO
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Sandy material is primarily quartz
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esult of extension caused by flexur
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1994). The origin of the Oceanic Fo
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Oligocene-age sediments are deposit
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The observation of channel geometri
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Pudsey, (1982) interpreted smectite
Page 79 and 80: The interpretation of the Scotland
Page 81 and 82: Figure 1.2: Convergent margins arou
Page 83 and 84: NSF Study Lines Grenada St. Kitts S
Page 85 and 86: Figure 2.2: Generalized vertical se
Page 87 and 88: Figure 2.4: Detailed Geological map
Page 89 and 90: Figure 2.6: Photographs and illustr
Page 91 and 92: Figure 2.8: Bedsets on the channel
Page 93 and 94: S 50 m Figure 2.10: Photo-panorama
Page 95 and 96: Figure 2.13: Laminated silt and mud
Page 97 and 98: Figure 2.16a: Measured section at C
Page 99 and 100: Figure 2.16c: Measured section at C
Page 101 and 102: Figure 2.18: Correlation of section
Page 103 and 104: Figure 2.21: Parallel laminated sil
Page 105 and 106: Wach, Vincent and Chaderton March 2
Page 111 and 112: Figure 2.24: Channel element identi
Page 113 and 114: WRB S N Fresh rock face exposed by
Page 115 and 116: Figure 2.28: Photograph of Diplocra
Page 117 and 118: Figure 2.31: Conglomerate with eros
Page 119 and 120: Figure 2.33: Thalassinoides trace f
Page 121 and 122: Figure 2.35: Mount All measured str
Page 123 and 124: Figure 2.37: Medium grained sand be
Page 125 and 126: Figure 2.38b: Inner Turner’s Hall
Page 127 and 128: Figure 2.38d: Inner Turner’s Hall
Page 129: Figure 2.39: Spa Hill measured stra
Page 133 and 134: Figure 3.1: Fractured quartz grain
Page 135 and 136: SGRF 1C SGRF 9C Figure 3.5: Measure
Page 137 and 138: Figure 3.8: Photo of sample SGRF 11
Page 139 and 140: Figure 3.10: Photo of sample SGRF 1
Page 141 and 142: Figure 3.12: Photo of sample WRA 16
Page 143 and 144: Figure 3.14: Photo of sample WRB 8
Page 145 and 146: Figure 3.16: Photo of sample ITR 9
Page 147 and 148: Figure 3.19: Photo of sample CMRA s
Page 149 and 150: Figure 3. 23: Composition of Scotla
Page 151 and 152: Figure 4.1: Base map showing seismi
Page 153 and 154: Figure 4.3: Channels within Unit Fi
Page 155 and 156: Figure 4.5: Seismic reflection prof
Page 157 and 158: Figure 4.7 Isochron maps of the old
Page 159 and 160: Figure 4.9: Illustration of the Spe
Page 161 and 162: Figure 4.11: Illustration of Hypoth
Page 163 and 164: necessary to clear a path. Keep to
Page 165 and 166: 2006 Figure A.2a: Lidar Ridge measu
Page 167 and 168: Figure A.3b: Chalky Mount Ridge mea
Page 169 and 170: 2006 Figure A.4a: Chalky Mount Ridg
Page 171 and 172: 2006 Figure A.4c: Chalky Mount Ridg
Page 173 and 174: 2006 Figure A.6: Chalky Mount Ridge
Page 175 and 176: Figure A.7b: Measured Section of Ch
Page 177 and 178: 2006 Figure A.8a: Sleeping Giant Ri
Page 179 and 180: 2006 Figure A.9: Sleeping Giant Rid
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2006 Figure A.11: Sleeping Giant Ri
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Figure A.13a: Sleeping Giant Ridge
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2006 Figure A.14a: Coast Road Below
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2006 Figure A.14c: Coast Road Below
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2006 Figure A.14e: Coast Road Below
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2006 Figure A.14g: Coast Road Below
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2006 Figure A.15: Ermy Bourne Ridge
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2006 Figure A.17: Spa Hill Fold Mea
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2006 Figure A.19: Ermy Bourne Ridge
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Figure A.20b: Walkers Ridge Measure
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Figure A.21: Walkers Ridge Measured
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Figure A.22b: Walkers Ridge Measure
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2007 Figure A.23b: Inner Turner’s
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2007 Figure A.23d: Inner Turner’s
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Framework grains Quartz Feldspar Ro
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CRIMES, T.P., 1977, Trace fossils o
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MONTGOMERY, S.L., BARKER, C.E., SEA
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RICHARDS, M., BOWMAN, M., and READI
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WEBER, J.C., DIXON, T.H., DEMETS, C
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