Petrology and geochemistry of exhumed peridotites and gabbros at non-volcanic margins: ODP Leg 173 West Iberia ocean-continent transition zone

Geological Society Special Publication

Volumn 187, Issue , 2001, Pages 161-189

  Hébert, Réjean ^a   Gueddari, K ^a   Lafleche M R ^a   Beslier, M O ^a   Gardien, V ^a  

^a UNIVERSITÉ LAVAL   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

GABBRO; OCEAN DRILLING PROGRAM; OCEAN-CONTINENT TRANSITION; PERIDOTITE; PETROLOGY;

ATLANTIC OCEAN;

EID: 0035719233     PISSN: 03058719     EISSN: None     Source Type: Book Series    
DOI: 10.1144/GSL.SP.2001.187.01.09     Document Type: Article

References (74)

1. Hydrothermal alteration of the peridotite cored at the ocean - continent boundary of the Iberian margin: Petrologic and stable isotope evidence
2. The use of mantle normalization and metal ratios in discriminating between effects of partial melting, crystal fractionation and sulphide segregation of platinum-group elements, gold, nickel and copper: Examples from Norway
3. Distribution des éléments du groupe du platine (PGE) dans les péridotites massives à spinelle de l'étang de Lherz (Ariège, France): Résultats préliminaires
4. Ocean - continent boundary in the Iberia abyssal plain from multichannel seismic data
5. Structure de la transition continent-océan d'une marge passive: Sismique réflection multitrace dans la Plaine Abyssale Ibérique (Portugal)
6. Tectono - metamorphic evolution of the peridotites from the ocean/continent transition of the Iberia Abyssal Plain margin
7. Kinematics of peridotite emplacement during North Atlantic continental rifting, Galicia, Northwestern Spain
8. A lithospheric syn - rift shear zone at the ocean - continent transition: Preliminary results of the Galinaute II cruise (Nautile dives on the Galicia Bank, Spain)
9. The formation of passive margins: Constraints from the crustal structure and segmentation of the deep Galicia margin
10. 'Undercrusting' by serpentinite beneath rifted margins
11. Ocean - continent boundary off the Iberian margin: A serpentinite diapir West of the Galicia Bank
12. An ultramafic lift at the Mid - Atlantic Ridge: Successive stages of magmatism in serpentinized peridotites from the 15°N region
13. Plastic deformation and magmatic impregnation in serpentinized ultramafic rocks from the Garrett Transform Fault (East Pacific Rise)
14. Interaction entre lithosphère et asthénosphère au cours de l'ouverture océanique: Données isotopiques préliminaires sur la marge de Galice (Atlantique Nord)
15. Construction of the oceanic lithosphere by magmatic intrusions: Petrological evidence from plutonic rocks formed along fast - spreading East Pacific Rise
16. Petrologic characteristics of the ultramafic rocks from the ocean/continent transition in the Iberia Abyssal Plain
17. Petrology of the mafic rocks from the ocean/continent transition in the Iberia Abyssal Plain
18. Determination of palladium, iridium, and gold in mafic and ultramafic rocks drilled from the Mid-Atlantic Ridge, DSDP leg 37
19. Geochemistry of chromitites and host rocks from the Pindos ophiolite complex, Northwestern Greece
20. Harzburgites and refractory melts in the Lewis Hills massif, Bay of Islands ophiolite complex: The base - metals and precious metals story
21. Galicia margin peridotites: Undepleted abyssal peridotites from the North Atlantic
22. 39 Ar dating of gabbros from the ocean/continent transition of the Western Iberia margin: Preliminary results
23. Iridium, rhodium, and platinum sulphides in chromitites from ultramafic massifs of Finero, Italy, and Ojén, Spain
24. Sulfide mineralogy and chalcophile and siderophile elements abundances in the Ivrea-Verbano mantle peridotites (Western Italian Alps)
25. Platinum - group element distribution in subcontinental mantle: Evidence from the Ivrea zone (Italy) and the Betic - Rifean cordillera (Spain and Morocco)
26. Structural analysis of plagioclase - bearing peridotites emplaced at the end of continental rifting: Hole 637A, ODP Leg 103 on the Galicia margin
27. Fractionation of pyroxene phyric MORB at low pressure: An experimental study
28. Evidence of two contrasting garnet pyroxenite group in Ronda ultramafic Massif (Betic Range, Spain)
29. Premières donées sur la géochimie des éléments du groupe du platine (EGP) dans les péridotites du Mont Albert (Québec)
30. Differentiation of platinum - group elements (PGE) and of gold during partial melting of peridotites in the Iherzolitic massifs of the Betico - Rifean range (Ronda and Beni Bousera)
31. Petrology of hydrothermal metamorphism of oceanic layer 3: Implications for sulfide parageneses and redistribution
32. Mineral chemistry of ultramafic tectonites and ultramafic to gabbroic cumulates from the major oceanic basins and Northern Apennine ophiolites (Italy): A comparison
33. Plagioclase - bearing ultramafic tectonites from the Galicia margin (Leg 103, site 637): Comparison of their origin and evolution with low - pressure ultramafic bodies in Western Europe
34. Na and Cr contents in clinopyroxenes from peridotites: A possible discriminant between sub - continental and sub - oceanic mantle
35. Evidence for detachment tectonics on the Iberia Abyssal Plain rifted margin
36. Noble metals segregation and fractionation in magmatic ores from Ronda and Beni Bousera Iherzolite massifs (Spain, Morocco)
37. Pyroxene thermometry
38. Abundance and distribution of Cu-Fe-Ni sulfides, sulfur, copper, and platinum - group elements in orogenic - type spinel Iherzolite massifs of Ariège (Northeastern Pyrenees, France)
39. Copper and noble metal enrichments across the lithosphere - asthenosphere boundary of mantle diapirs: Evidence from the Lanzo lherzolite masif
40. Petrogenesis of the giant chromite deposits of Kempirsai, Kazakstan: A study of solid and fluid inclusions in chromite
41. Abundance and distribution of gold, palladium and iridium in some spinel and garnet lherzolites: Implications for the nature and origin of precious metal-rich intergranular components in the upper mantle
42. Platinum metals in magmatic sulfide ores: The occurrence of these metals is discussed in relation to the formation and importance of these ores
43. ODP drills the West Iberia rifted margin
44. Drilling reveals transition from continental breakup to early magmatic crust
45. Platinum group element enrichment in the upper mantle peridotites of the Monte Maggiore ophiolitic massif (Corsica, France): Mineralogical evidence for ore-fluid metasomatism
46. Diversity of PGE deposits in basic - ultrabasic intrusives-single model of formation
47. Noble metals in Thetford Mines ophiolite, Quebec, Canada. Part I: Distribution of gold, iridium, platinum, and palladium in the ultramafic and gabbroic rocks
48. Géochimie des EGP dans les roches mafiques et ultramafiques: Massif de North Arm Mountain (Ophiolite de Bay of Islands, Terre Neuve) et la Faille Transformante Garrett (Pacifique sud)
49. Nonchrondritic platinum - group element ratios in the Earth's mantle
50. Stratiform platinum - group element mineralizations in the ultramafic cumulates of the Leka ophiolite complex, Central Norway
51. The Zabargad peridotite - pyroxenite association: Petrological constraints on its evolution
52. Insight into the nature of the ocean - continent transition off West Iberia from a deep multichannel seismic reflection profile
53. Platinum group minerals in the Shetland ophiolite
54. Platinum - group elements concentrations in mafic and ultramafic lithologies drilled from Hess Deep
55. Gabbro and related rock emplacement beneath rifting continental crust: U-Pb geochronological and geochemical constraints for the Galicia passive margin (Spain)
56. Geochemistry of serpentinized mantle peridotite from site 897 in the Iberia Abyssal Plain
57. Evidence from Ocean Drilling Program Leg 149 mafic igneous rocks for oceanic crust in the Iberia Abyssal Plain ocean - continent transition zone
58. Geochemistry of the metamorphosed cumulate gabbros from Hole 900A, Iberia Abyssal Plain
59. vi in clinopyroxenes of subcontinental and suboceanic ridge peridotites: A clue to different melting processes in the mantle?
60. Motion of Iberia since the late Jurassic: Results from detailed aeromagnetic measurements in the Newfoundland basin
61. Distribution of PGE in pyroxene - bearing ultramafic cumulates in the Thetford Mines ophiolitic complex, Quebec
62. 39Ar ages from the ocean - continental transition zone, Iberia Abyssal Plain, ODP leg 173: Chronologic and thermochronologic constraints on the kinematics of lithospheric extension and continental breakup
63. Petrology and geochemistry of pyroxenite dykes in upper mantle peridotites of the North Arm Mountain massif, Bay of Islands ophiolites, Newfoundland: Implications for the genesis of boninitic and related magmas
64. Models of the development of the West Iberia rifted continental margin at 40°30' deduced from surface and deep - tow magnetic anamalies
65. Thermodynamic constraint on the solubility of platinum and palladium in hydrothermal solutions: Reassessment of hydroxide, bisulphide and ammonia complexing