Carbonatite metasomatism in the northern Tanzanian mantle: petrographic and geochemical characteristics

Earth and Planetary Science Letters

Volumn 114, Issue 4, 1993, Pages 463-475

  Rudnick, Roberta L ^a   McDonough, William F ^a   Chappell, Bruce W ^a  

^a AUSTRALIAN NATIONAL UNIVERSITY   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

CARBONATITE; GEOCHEMISTRY; METASOMATISM; PERIDOTITE; PETROGRAPHY; XENOLITH;

TANZANIA, OLMAN, CINDER CONE;

EID: 0027097159     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/0012-821X(93)90076-L     Document Type: Article

References (47)

1. Distribution of fluids in the continental mantle
2. Mantle metasomatism by ephemeral carbonatite melts
3. High-pressure apatite solubility in carbonate-rich liquids: implications for mantle metasomatism
4. Evidence for carbonatite metasomatism in spinel peridotite xenoliths from western Victoria, Australia
5. Carbonate metasomatism in the lithospheric mantle: peridotitic xenoliths from a melilititic district of the Sahara basin
6. Neogene tectonics and volcanicity in the North Tanzania sector of the Gregory Rift Valley: contrasts with the Kenya sector
7. Glasses in mantle xenoliths from Olmani, Tanzania
8. Northern Tanzanian peridotite xenoliths: a comparison with Kaapvaal peridotites and inferences on metasomatic interactions
9. X-ray fluorescence spectrometry
10. Trace element analysis of rocks by X-ray spectrometry
11. The use of known Fe content as a flux monitor in neutron activation analysis
12. The southeast Australian lithospheric mantle: isotopic and geochemical constraints on its growth and evolution
13. Chemical composition and origin of the earth's primitive mantle
14. Constraints on the composition of the continental lithospheric mantle
15. The solar-system abundances of Na, Ta, and Y, and the relative abundances of refractory lithophile elements in differentiated planetary bodies
16. Compositional constraints on the continental lithospheric mantle from trace elements in spinel peridotite xenoliths
17. Chemical and isotopic systematics of oceanic basalts: Implications for mantle composition and processes
18. Zr/Hf fractionation in intraplate basaltic rocks: Carbonate metasomatism in the mantle source
19. Isotope geochemistry of xenoliths from East Africa: implications for development of mantle reservoirs and their interaction
20. Petrology and geochemistry of composite ultramafic xenoliths in alkalic basalts and implications for magmatic processes within the mantle
21. Amphibole-rich veins in lherzolitic xenoliths, Dish Hill and Deadman Lake, California
22. Partitioning of fluorine and chlorine between apatite and non-silicate fluids at high pressure and temperature
23. Halogen content of some African primary carbonatites
24. The origin and evolution of carbonatite magmas
25. Pyroxene-carbonate reactions in the upper mantle
26. Partitioning of trace elements between carbonate melt and clinopyroxene and olivine at mantle P-T conditions
27. Trace element partitioning between silicate minerals and carbonatite at 25 kbar and application to mantle metasomatism
28. Geochemical and isotopic systematics in carbonatites and implications for the evolution of ocean-island sources
29. Mantle cryptology
30. Formation of harzburgite by pervasive melt/rock reaction in the upper mantle
31. Trace and minor element partitioning between garnet and amphibole and carbonatitic melt
32. Lithophile trace element data bearing on the origin of peridotite xenoliths, ankaramite and carbonatite from Lashaine volcano, N. Tanzania
33. Experimental investigation of melts from a carbonated phlogopite lherzolite: implications for metasomatism in the continental lithospheric mantle
34. Trace element and SrNd isotopic systematics of carbonatite metasomatised peridotite xenoliths from southeastern Australia
35. The mineralogy, geochemistry and origin of lherzolite inclusions in Victorian basanites
36. High-field-strength element depletions in arc basalts due to mantle-magma interaction
37. Zur Geochemie der ultrabasischen Auswürflinge des Dreiser Weihers in der Westeifel: Hinweise auf die Evolution des kontinentalen oberen Erdmantels
38. Carbonatites: nomenclature, average chemical compositions, and element distribution
39. Orogenic Andesites and Plate Tectonics
40. Cosmochemistry of the rare earth elements: meteorite studies
41. Nd and Sr isotopic compositions of East African carbonatites: implications for mantle heterogeneity
42. Crustal influences in the petrogenesis of the Naivasha basalt-comendite complex: combined trace element and SrNdPb isotope constraints
43. Isotopic and trace element evidence from lavas bearing on mantle heterogeneity beneath Kenya
44. Unusual isotopic variations in Nyiragongo nephelinites
45. Possible origin of K-rich volcanic rocks from Virunga, East Africa, by metasomatism of continental crustal material: Pb, Nd and Sr isotopic evidence
46. Petrogenesis of Pliocene to Quaternary Basalts from the Huri Hills, northern Kenya