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LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Page 1: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Thompson Canyon

Photo by W. W. Little

Page 2: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Underlying HST (shoreface deposits)

Photo by W. W. Little

Page 3: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Sequence Boundary (incised valley)

Photo by W. W. Little

Page 4: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

DSC07579 Photo by W. W. Little

Page 5: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

LST (fluvial channel deposits)

Photo by W. W. Little

Page 6: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

DSC06782 Photo by W. W. Little

Page 7: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

DSC02664DSC06652 Photo by W. W. Little

Page 8: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

DSC06653 Photo by W. W. Little

Page 9: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Medium-scale Trough Cross-laminated SS (lower point bar)

Photo by W. W. Little

Page 10: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Thinning-upward Trough Cross- and Horizontally-laminated SS

(upper point bar)

Photo by W. W. Little

Page 11: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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TST (tidally-influenced fluvial splay deposits)

Photo by W. W. Little

Page 12: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

DSC06695 Photo by W. W. Little

Page 13: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

DSC06669 Photo by W. W. Little

Page 14: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

DSC06765 Photo by W. W. Little

Page 15: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

Possible Analog for Heterolithic Strata

Page 16: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Flaser-bedded SS

Photo by W. W. Little

Page 17: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Contorted Bedding

Photo by W. W. Little

Page 18: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Load Casts

Photo by W. W. Little

Page 19: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

DSC06659 Photo by W. W. Little

Page 20: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Transgressive/Maximum Flooding Surface

Photo by W. W. Little

Page 21: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Early HST (shoreface deposits)

Photo by W. W. Little

Page 22: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Trough Cross-laminated SS (upper shoreface)

Photo by W. W. Little

Page 23: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Horizontally-laminated SS (foreshore)

Photo by W. W. Little

Page 24: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

Low-amplitude Current Ripple Bedding

Photo by W. W. Little

Page 25: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Lag Surface (flooding surface)

Photo by W. W. Little

Page 26: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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HST (tidally-influenced fluvial splay deposits)

Photo by W. W. Little

Page 27: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Thinly-bedded silt- and claystone with variable dip angles

Photo by W. W. Little

Page 28: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Small-scale Channel-form SS Bodies (splay/tidal channels)

Photo by W. W. Little

Page 29: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Shell Bed (storm bed)

Photo by W. W. Little

Page 30: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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HST (tidally-influenced fluvial channel deposits)

Photo by W. W. Little

Page 31: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Mud-draped Lateral Accretion Surfaces

Photo by W. W. Little

Page 32: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Large-scale Trough Cross-bedded SS

Photo by W. W. Little

Page 33: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Smaller-scale Trough Cross-bedded SS

Photo by W. W. Little

Page 34: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Ripples on LA Surfaces

Photo by W. W. Little

Page 35: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Weakly Flaser-bedded SS

Photo by W. W. Little

Page 36: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Mud-clast Molds on LA Surfaces

Photo by W. W. Little

Page 37: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Teredolites Borings

Photo by W. W. Little

Page 38: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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Dinosaur Bone Fragments

Photo by W. W. Little

Page 39: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

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The Complete Sequence

DSC06769 Photo by W. W. Little

Photo by W. W. Little

Page 40: LGC field course in the Book Cliffs, UT: Presentation 14 of 14 (Thompson Canyon - Desert Member & Castigate Sandstone)

DSC06768 Photo by W. W. Little