Enrichment of the continental lithosphere by OIB melts: Isotopic evidence from the volcanic province of northern Tanzania

Earth and Planetary Science Letters

Volumn 130, Issue 1-4, 1995, Pages 109-126

  Paslick, Cassi ^a   Halliday, Alex ^a   James, Dodie ^b   Dawson, J Barry ^b  

^a UNIVERSITY OF MICHIGAN   (United States)

^b UNIVERSITY OF EDINBURGH   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

CONTINENTAL LITHOSPHERE; ISOTOPIC ANALYSIS; MAGMA ENRICHMENT; OIB; VOLCANIC ROCK;

TANZANIA;

EID: 0028792682     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/0012-821X(95)00002-T     Document Type: Article

References (84)

1. The origin of basaltic and nephelinitic magmas in the earth's mantle
2. 86Sr evidence from the Italian volcanics
3. The role of continental lithosphere in the generation of the Karoo volcanic rocks evidence from combined Nd and Sr isotopic studies
4. Magmatism at rift zones: the generation of volcanic continental margins and flood basalts
5. Chemical and isotopic evidence for lithospheric thinning beneath the Rio Grande rift
6. Isotopic and trace element constraints on the composition and evolution of the lithosphere beneath the southwestern United States
7. Role of asthenosphere and lithosphere in the genesis of late Cenozoic basaltic rocks from the Rio Grande Rift and adjacent regions of the southwestern United States
8. Basic magmatism associated with late Cenozoic extension in the western United States compositional variations in space and time
9. Neogene tectonics and volcanicity in the North Tanzania sector of the Gregory Rift Valley: contrasts with the Kenya sector
10. Superimposed Upper Proterozoic collsion-controlled orogenies in the Mozambique Orogenic Belt of Kenya
11. Age of volcanic rocks in the rift zones of East Africa
12. Tectonic and magmatic evolution of the southern part of the Kenya Rift Valley
13. The Cameroon line, West Africa, and its bearing on the origin of oceanic and continental alkali basalt
14. Evidence for long residence times of rhyolitic magma in the Long Valley magmatic system: the isotopic record in precaldera lavas of Glass Mountain
15. Trace-element fractionation in a plume and the origin of HIMU mantle beneath the Cameroon line
16. Heterogeneous mantle domains: signatures, genesis and mixing chronologies
17. A possible new SrNdPb mantle array and consequences for mantle mixing
18. Nd, Pb and Sr isotopic data from the Napak carbonatite-nephelinite centre, eastern Uganda: an example of open-system crystal fractionation
19. A chemical classification of volcanic rocks based on the total alkali-silica diagram
20. Trace element and isotopic effects of combined wall-rock assimilation and fractional crystallization
21. Lead isotope study of Archean mineralized areas in Tanzania
22. The Pb isotopic evolution of the Earth: inferences from river water suspended loads
23. Isotope geochemistry of xenoliths from East Africa: implications for development of mantle reservoirs and their interaction
24. Mantle plumes from ancient oceanic crust
25. Mantle reserviors and ocean island basalts
26. Chemical and isotopic characterization of upper mantle metasomatism in peridotite nodules from the Bultfontein kimberlite
27. Nd and Sr isotope geochemistry of hydrous mantle nodules and their host alkali basalts: implications for local heterogeneities in metasomatically veined mantle
28. Continental mantle lithosphere and shallow level enrichment processes in the Earth's mantle
29. Metasomatised and veined upper mantle xenoliths from Pello Hill, Tanzania: evidence for anomalously light mantle beneath the Tanzanian sector of the East African Rift Valley
30. Glasses in mantle xenoliths from Olmani, Tanzania
31. Carbonatite metasomatism in the northern Tanzanian mantle: petrographic and geochemical characteristics
32. Ultrabasic xenoliths and lava from the Lashaine volcano, Northern Tanzania
33. Residence time of thorium, uranium and lead in the mantle with implications for mantle convection
34. Depletion and enrichment history of subcontinental lithospheric mantle: An Os, Sr, Nd and Pb isotopic study of ultramafic xenoliths from the northwestern Wyoming Craton
35. HighTh/U ratios in subcontinental lithospheric mantle: mass spectrometric measurement of Th isotopes in Gaussberg lamproites
36. Unusual isotopic variations in Nyiragongo nephelinites
37. PbSrNd isotope and trace element data bearing on the origin of the potassic subcontinental lithosphere beneath south-west Uganda
38. Asthenosphere versus lithosphere as possible sources for basaltic magmas erupted during formation of the Red Sea: constraints from Sr, Pb and Nd isotopes
39. Structure and tectonics of the northern Red Sea: catching a continental margin between rifting and drifting
40. Basaltic volcanism in Ethiopia: constraints on continental rifting and mantle interactions
41. Mantle heterogeneity in northeastern Africa: evidence from Nd isotopic compositions and hygromagmaphile element geochemistry of basaltic rocks from the Gulf of Tadjoura and southern Red Sea regions
42. Tectonic and magmatic transitions in the Western Great Basin, USA
43. Potassic volcanism near Mono basin, California: evidence for high water and oxygen fugacities inherited from subduction
44. RbSr mantle isochrons and variations in the chemistry of Gondwanaland's lithosphere
45. Composition and development of the continental tectosphere
46. Thermal processes in the formation of continental lithosphere
47. Upper mantle processes and composition
48. Metasomatic and enrichment processes in lithsopheric peridotites: an effect of asthenosphere-lithosphere interaction
49. Nd isotopic variations and petrogenetic models
50. The origin of ocean island basalt end-member compositions: trace element and isotopic constraints
51. Uplift, rifting and the break-up of Africa
52. Magmatic evolution and petrogenesis in the East African Rift System
53. A study of the Kenya rift using delay-time tomography analysis and gravity modeling
54. Phase transformations and differentiation in subducted lithosphere: implications for mantle dynamics, basalt petrogenesis, and crustal evolution
55. Melting and continent generation
56. Is average continental crust generated at subduction zones?
57. Evidence from mantle xenoliths for an enriched lithospheric keel under the Outer Hebrides
58. Siderophile and chalcophile element abundances in oceanic basalts, Pb isotope evolution and growth of the earth's core
59. 204Pb in MORB and open system evolution of the depleted mantle
60. Cerium/lead and lead isotope ratios in arc magmas and the enrichment of lead in the continents
61. Lead isotopic study of young volcanic rocks from mid-ocean ridges ocean islands and island arcs
62. Chemical and isotopic studies of ultramafic inclusions from the San Carlos Volcanic Field, Arizona: a bearing on their petrogenesis
63. Re-Os isotope systematics of HIMU and EMII oceanic island basalts from the south Pacific Ocean
64. New He, Nd, Pb, and Sr isotopic constraints on the constitution of the Hawaiian plume: results from Koolau Volcano, Oahu, Hawaii, USA
65. An evaluation of temporal geochemical evolution of Loihi Summit lavas: results from Alvin submersible dives
66. Geochemical evidence for plume-mantle interactions beneath Kerguelen and Heard Islands, Indian Ocean
67. Extreme isotopic variations in Heard Island lavas and the nature of mantle reservoirs
68. Correlated Nd, Sr and Pb isotope variation in Walvis Ridge basalts and implications for the evolution of their mantle source
69. The origin of Samoa new evidence from Sr Nd and Pb isotopes
70. Lead isotope evidence for young trace element enrichment in the oceanic upper mantle
71. Strontium and neodymium isotopic evidence for the heterogeneous nature and development of the mantle beneath Afar (Ethiopia)
72. Possible origin of K-rich rocks from Virunga, East Africa, by metasomatism of continental crustal material: Pb, Nd and Sr isotopic evidence
73. Isotopic and trace element evidence from lavas bearing on mantle heterogeneity beneath Kenya
74. Crustal influences in the petrogenesis of the Naivasha basalt-comendite complex: combined trace element and SrNdPb isotope constraints
75. Chemical and isotopic systematics of oceanic basalts: implications for mantle composition and processes
76. A combined chemical and PbSrNd isotope study of the Azores and Cape Verde hot-spots: the geodynamic implications
77. Isotopic composition of lead in volcanic rocks from central Honshu with regard to basalt genesis
78. Sediment subduction and magma genesis in the Lesser Antilles isotopic and trace element constraints
79. Incompatible trace elements in OIB and MORB and melt enrichment in the sub-oceanic mantle
80. Dupal anomaly in existence 115 Ma Ago: evidence from isotopic study of the Kerguelen Plateau (South Indian Ocean)
81. Trace element and isotope studies on veined, metasomatic and ‘MARID’ xenoliths from Bultfontein, South Africa
82. Melt enrichment of shallow depleted mantle: a detailed petrological, trace element and isotopic study of mantle derived xenoliths and megacrysts from the Camerron line
83. UThPb partitioning behavior during partial melting in the upper mantle: implications for the origin of high mu components and the 'Pb paradox