Three-dimensional passive flow and temperature structure beneath oceanic ridge-ridge-ridge triple junctions

Earth and Planetary Science Letters

Volumn 204, Issue 1-2, 2002, Pages 115-132

  Georgen, Jennifer E ^a,b   Lin, Jian ^a  

^a WOODS HOLE OCEANOGRAPHIC INSTITUTION   (United States)

^b UNIVERSITY OF RHODE ISLAND   (United States)

Author keywords

Mantle dynamics; Mid ocean ridges; Rodrigues Triple Junction; Southwest Indian Ridge; Triple junctions

Indexed keywords

MANTLE CONVECTION; MID-OCEAN RIDGE; NUMERICAL MODEL; PLATE CONVERGENCE; THERMAL STRUCTURE; TRIPLE JUNCTION; UPWELLING;

INDIAN OCEAN;

EID: 0037202661     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0012-821X(02)00953-6     Document Type: Article

References (57)

1. The tectonic evolution of the Indian Ocean triple junction, Anomaly 6 to present
2. Tectonic pattern of the Azores spreading center and triple junction
3. Morphology and tectonics of the Galapagos triple junction
4. The Bouvet Triple Junction
5. 3-D flow and temperature perturbations due to transform offset: Effects on oceanic crustal and upper mantle structure
6. The effects of temperature- and pressure-dependent viscosity on three-dimensional passive flow of the mantle beneath a ridge-transform system
7. The structure of threedimensional convection beneath oceanic spreading centers
8. Three-dimensional mantle flow beneath mid-ocean ridges
9. Evolution of triple junctions
10. The Indian Ocean Triple Junction
11. A survey of the Indian Ocean Triple Junction trace within the Antarctic Plate: Implications for the junction evolution since 15 Ma
12. Eocene to recent development of the Southwest Indian Ridge, a consequence of the evolution of the Indian Ocean triple junction
13. A survey of the Southwest Indian Ridge axis between Atlantis II Fracture Zone and the Indian Ocean Triple Junction: Regional setting and large scale segmentation
14. Recent plate motions in the Galapagos area
15. Structural pattern of the Galapagos Microplate and evolution of the Galapagos triple junctions
16. Galapagos hot spot-spreading center system. 1. Spatial petrological and geochemical variations (83°W-101°E)
17. Neodymium isotopic evidence for Galapagos hotspot-spreading centre system evolution
18. Mantle temperature anomalies along the present and paleoaxes of the Galapagos spreading center as inferred from gravity analysis
19. Variations in axial morphology along the Galapagos spreading center and the influence of the Galapagos hotspot
20. Origin of the Galapagos swell: Bathymetry, gravity, and seismic constraints along the Galapagos Spreading Center
21. North Atlantic crustal genesis in the vicinity of the Azores
22. Ridges, hotspots, and their interactions as observed in seismic velocity maps
23. Fluxes and excess temperatures of mantle plumes inferred from their interaction with migrating midocean ridges
24. Geochemical morphology of the North Mid-Atlantic Ridge, 10 degrees- 24 degrees N: Trace element-isotope complementarity
25. Oceanic spreading center-hotspot interactions: Interactions: Constraints from along-isochron bathymetric and gravity anomalies
26. Gravity anomalies and crustal thickness variations along the Mid-Atlantic Ridge between 33°N and 40°N
27. Triatnord Scientific Party, Extent of Azores plume influence on the Mid-Atlantic Ridge north of the hotspot
28. Mid-Atlantic Ridge-Azores hotspot interactions : Along-axis migration of a hotspotderived event of enhanced magmatism 10 to 4 Ma ago
29. Death and transfiguration of a triple junction in the south Atlantic
30. Southern ocean hotspot tracks and the Cenozoic absolute motion of the African, Antarctic, and South American plates
31. Influence of the Discovery and Shona mantle plumes on the southern Mid-Atlantic Ridge: Rare Earth evidence
32. Observations of ridge-hotspot interactions in the Southern Ocean
33. A primitive plume neon component in MORB: The Shona Ridge anomaly, South Atlantic (51-52 S)
34. Spiess Ridge: An axial high on the slow spreading Southwest Indian Ridge
35. Evidence from gravity anomalies for interactions of the Marion and Bouvet hotspots with the Southwest Indian Ridge: Effects of transform offsets
36. Hotspots and mantle plumes: Some phenomenology
37. Relationship of the Central Indian Ridge segmentation with the evolution of the Rodrigues Triple Junction for the past 8 Myr
38. Distributed extension at the Indian Ocean triple junction
39. Oceanic spreading rate and crustal thickness
40. Formation of the axial relief at the very slow spreading Southwest Indian Ridge (49 degrees to 69 degrees E)
41. Global sea floor topography from satellite altimetry and ship depth soundings
42. A three-dimensional gravity study of the Rodrigues triple junction and Southeast Indian Ridge, Earth Planet
43. Causes and rate-limiting mechanisms of ridge propagation: A fracture mechanics model
44. Gravity anomalies of the ridgetransform system in the South Atlantic between 31 and 34.5°: Upwelling centers and variations in crustal thickness
45. Evidence from gravity data for focused magmatic accretion along the Mid-Atlantic Ridge
46. Dynamics of mantle flow and melting at a ridge-centered hotspot: Iceland and the Mid- Atlantic Ridge
47. Structural analysis of the segmentation of the Central Indian Ridge between 20°30'S and 25°30'S (Rodriguez Triple Junction)
48. Mineralogic variability of the uppermost mantle along mid-ocean ridges
49. Global correlations of ocean ridge basalt chemistry with axial depth and crustal thickness
50. The composition of dredged peridotites and the extent of mantle melting beneath the eastern portion of the Southwest Indian Ridge (52 to 69 E)
51. Buoyant mantle upwelling and crustal production at oceanic spreading centers: On-axis segmentation and o-axis melting
52. The effects of deep damp melting on mantle flow and melt generation beneath mid-ocean ridges
53. Buoyancy effects on mantle flow under mid-ocean ridges
54. Bathymetry and gravity data across a mid-Cretaceous triple junction trace in the southwest Pacific basin
55. Digital isochrons of the world's ocean floor
56. Marine gravity anomaly from Geosat and ERS 1 satellite altimetry