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Sedimentation on Passive Margins

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Presentation on theme: "Sedimentation on Passive Margins"— Presentation transcript:

1 Sedimentation on Passive Margins

2 Pull-apart basin model

3 Pull-apart basin infilling model

4 Ridge Basin of California, strike slip basin

5 Baja California, Transform Margins

6 California borderland basins

7 Gulf of Guinea, Transform Margin

8 Rifted margin model

9 Controls on margin stratigraphy, Eastern USA

10 Baltimore Canyon Margin

11 Louisiana Margin: salt diapirs

12 Carolina Margin, USA

13 Brazil continental margin

14 Newfoundland margin

15 New Jersey margin, onlapping related to lower crustal extension

16 Steerhead geometry in rift basins: consequence of increasing Te after rifting

17 Platform Permian basal unconformity, Oman

18 Platform carbonates, Mesozoic, Oman

19 Proximal slope carbonate turbidites, Oman

20 Distal calcareous turbidites, Hawasina, Cretaceous, Oman

21 Green cherts and shales, Hamrat Duru, base of slope, Oman

22 Red radiolarian cherts, Hawasina, abyssal plain, Oman

23 Radiolarian cherts and muddy turbidites, Oman

24 Basin geometry of a simple foreland basin

25 Stratigraphic response to folding

26 Rivers draining Himalaya frontal ranges

27 Evolution of the Oman foreland basin

28 Sequence stratigraphic evolution of the Oman foreland basin

29 Dip slope of collapsed platform, Oman

30 Top of collapsed platform, Oman, base of Muti Fmn

31 Base of Muti Fmn, Oman

32 Muti Fmn breccias, Oman, platform collapse facies

33 Platform drowning sequence ahead of ophiolite emplacement, Greece

34 Sedimentary response to active faulting

35 Early rift graben, localized sediments, small relief

36 Lamia Graben

37 Axial sedimentation in early rift basin

38 Rift climax graben, hanging wall fans, deep water

39 Postrift thermal subsidence, burial of footwall topography

40 Idealized rift stratigraphy

41 Idealized rift seismic model

42 Roll-over into extensional fault-Gulf of Corinth

43 Sediment thickening into the fault, Corinth, Greece

44 Talus breccias, fault scarps, Corinth, Greece

45 Basin and Range graben model

46 Continental rift graben model-interior drainage

47 Continental rift graben model external drainage

48 Coastal graben-basins

49 Graben model-coastal, carbonate setting

50 Umbers over volcanics, Margi, Cyprus

51 Reef limestone over deep-water chalk-Cyprus

52 Reef talus from collapsing margin, Cyprus

53 Holocene Fanglomerate on terrace, Cyprus

54 Volcaniclastic breccias, forearc, Saipan, Marianas

55 Calcareous turbidites, Guam

56 Exposed reefs, Saipan, Marianas


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