Chlorine-rich metasomatic H2O-CO2 fluids in amphibole-bearing peridotites from Injibara (Lake Tana region, Ethiopian plateau): Nature and evolution of volatiles in the mantle of a region of continental flood basalts

Geochimica et Cosmochimica Acta

Volumn 74, Issue 10, 2010, Pages 3023-3039

  Frezzotti, Maria Luce ^a   Ferrando, Simona ^b   Peccerillo, Angelo ^c   Petrelli, Maurizio ^c   Tecce, Francesca ^d   Perucchi, Andrea ^e  

^a UNIVERSITY OF SIENA   (Italy)

^b UNIVERSITY OF TURIN   (Italy)

^c UNIVERSITY OF PERUGIA   (Italy)

^d SAPIENZA UNIVERSITY OF ROME   (Italy)

^e SINCROTRONE TRIESTE   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

AMPHIBOLE; CHLORINE; CRUSTAL RECYCLING; ENRICHMENT; FLOOD BASALT; FLUID COMPOSITION; FLUID INCLUSION; GEOCHEMISTRY; LHERZOLITE; METASOMATISM; PARTIAL MELTING; PERIDOTITE; PETROLOGY; TECTONIC EVOLUTION; TRACE ELEMENT; VOLATILE ELEMENT;

ETHIOPIA; LAKE TANA;

ELECTRA; LILE;

EID: 77951298138     PISSN: 00167037     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.gca.2010.02.007     Document Type: Article

References (116)

1. Agrinier P., Mével C., Bosch D., Javoy M. Metasomatic hydrous fluids in amphibole peridotites from Zabargad Island (Red Sea). Earth Planet. Sci. Lett. 1993, 120:187-205.
2. Andersen T., Neumann E.R. Fluid inclusions in mantle xenoliths. Lithos 2001, 55:301-320.
3. Anderson D.L. Large igneous provinces, delamination, and fertile mantle. Elements 2005, 1:271-275.
4. Ayalew D., Barbey P., Marty B., Reisberg L., Yirgu G., Pik R. Source, genesis, and timing of giant ignimbrite deposits associated with Ethiopian continental flood basalts. Geochim. Cosmochim. Acta 2002, 66:1429-1448.
5. Ayalew D., Arndt N., Bastien F., Yirgu G., Kiefer B. A new mantle xenolith locality from Simien shield volcano, NW Ethiopia. Geol. Mag. 2009, 146:144-149.
6. Ayers J. Trace element modeling of aqueous fluid-peridotite interaction in the mantle wedge of subduction zones. Contrib. Mineral. Petrol. 1998, 132:390-404.
7. Baker J.A., Snee L., Menzies M. A brief Oligocene period of flood volcanism in Yemen: implications for the duration and rate of continental flood volcanism at the Afro-Arabian triple junction. Earth Planet. Sci. Lett. 1996, 138:39-55.
8. Baker J.A., Chazot C., Menzies M., Thirwall M. Metasomatism of the shallow mantle beneath Yemen by the Afar plume: implications for plumes, flood volcanism, and intraplate volcanism. Geology 1998, 26:431-434.
9. Bakker R.J. Package FLUIDS 1. New computer programs for the analysis of fluid inclusion data and for modelling bulk fluid properties. Chem. Geol. 2003, 194:3-23.
10. Bedini R.M., Bodinier J.L., Dautria J.M., Morten L. Evolution of LILE-enriched small melt fractions in the lithospheric mantle: a case study from the East African Rift. Earth Planet. Sci. Lett. 1997, 153:67-83.
11. Bell D.R., Rossman G.R. Water in Earth's mantle: the role of nominally anhydrous minerals. Science 1992, 255:1391-1397.
12. Bell D.R., Ihinger P.D., Rossman G.R. Quantitative analysis of trace OH in garnet and pyroxenes. Am. Mineral. 1995, 80:465-474.
13. Bell D.R., Rossman G.R., Maldener J., Endisch D., Rauch F. Hydroxide in olivine: a quantitative determination of the absolute amount and calibration of the IR spectrum. J. Geophys. Res. 2003, 108:2105. 10.1029/2001JB000679.
14. Ben Othman D., White W.M., Patchett J. The geochemistry of marine sediments, island arc magma genesis, and crustal-mantle recycling. Earth Planet. Sci. Lett. 1989, 94:1-21.
15. Brenan J.M., Shaw H.F., Phinney D.L., Ryerson F.J. Rutile-aqueous fluid partitioning of Nb, Ta, Hf, Zr, U and Th: implications for high field strength element depletions in island-arc basalts. Earth Planet. Sci. Lett. 1994, 128:327-339.
16. Brenan J.M., Shaw H.F., Ryerson F.J., Phinney D.L. Mineral-aqueous fluid partitioning of trace elements at 900°C and 2.0GPa: constraints on the trace chemistry of mantle and deep crustal fluids. Geochim. Cosmochim. Acta 1995, 59:3331-3350.
17. Chazot G., Bertrand H. Mantle sources and magma-continental crust interactions during early Red Sea-Aden rifting in Southern Yemen: elemental and Sr, Nd, Pb isotope evidence. J. Geophys. Res. 1993, 98:1818-1835.
18. Condie K.C. Mantle Plumes and Their Records in Earth History 2001, Cambridge Univ. Press, New York, p. 306.
19. Conticelli S., Sintoni M.F., Abebe T., Mazzarini F., Manetti P. Petrology and geochemistry of ultramafic xenoliths and host lavas from the Ethiopian Volcanic Province: an insight into the upper mantle under Eastern Africa. Acta Vulcanol. 1999, 11:143-159.
20. Corti G. Continental rift evolution: from rift initiation to incipient break-up in the Main Ethiopian Rift, East Africa. Earth Sci. Rev. 2009, 96:1-53.
21. 2 at 6GPa. J. Petrol. 1998, 39:1953-1964.
22. Dasgupta R., Hirschmann M.M. Melting in the Earth's deep upper mantle caused by carbon dioxide. Nature 2006, 440:659-662.
23. 2 at 3GPa and genesis of alkalic ocean island basalts. J. Petrol. 2007, 48:2093-2124.
24. Demouchy S., Jacobsen S.D., Gaillard F., Stern C.R. Rapid magma ascent recorded by water diffusion profiles in mantle olivine. Geology 2006, 34:429-432.
25. Deniel C., Vidal P., Coulon C., Vellutini P.J., Piguet P. Temporal evolution of mantle sources through continental rifting: the volcanism of Djibouti (Afar). J. Geophys. Res. 1994, 99:2853-2869.
26. Dobson D.P., Jones A.P., Rabe R., Sekine T., Kurita K., Taniguchi T., Kondo T., Kato T., Shimomura O., Urakawa S. In-situ measurement of viscosity and density of carbonate melts at high pressure. Earth Planet. Sci. Lett. 1996, 143:207-215.
27. Ebinger C.J., Casey M. Continental breakup in magmatic provinces: an Ethiopian example. Geology 2001, 29:527-530.
28. Eggins S.M., Kinsley L.P.J., Shelley J.M.G. Deposition and fractionation processes during atmospheric pressure laser sampling for analysis by ICP-MS. Appl. Surf. Sci. 1998, 129:278.
29. Ernst R.E., Buchan K.L. Recognizing mantle plumes in the geological record. Annu. Rev. Earth Planet. Sci. 2003, 31:469-523.
30. Ferrando S., Frezzotti M.L., Neumann E.R., De Astis G., Peccerillo A., Dereje A., Gezahegn Y., Teklewold A. Composition and thermal structure of the lithosphere beneath the Ethiopian plateau: evidence from mantle xenoliths in basanites, Injibara, Lake Tana Province. Mineral. Petrol. 2008, 93:47-78.
31. Plates Plumes and Paradigms. Special Publication 388 2005, 881. Geological Society of America. G.R. Foulger, J.H. Natland, D.C. Presnall, D.L. Anderson (Eds.).
32. Frezzotti M.L., Peccerillo A. Diamond-bearing COHS fluids in the mantle beneath Hawaii. Earth Planet. Sci. Lett. 2007, 262:273-283.
33. 2 fluid inclusions in mantle xenoliths from Tenerife, Canary Islands: a story of trapping, immiscibility and fluid-rock interaction in the upper mantle. Lithos 2002, 64:77-96.
34. Frezzotti M.L., Neumann E.R., Touret J.L.R. Ephemeral carbonate melts in the upper mantle: carbonate-silicate immiscibility in microveins and inclusions within spinel peridotite xenoliths, La Gomera, Canary Islands. Eur. J. Mineral. 2002, 14(5):891-904.
35. Frost R., Palmer S., Bouzaid J., Reddy J. A Raman spectroscopic study of humite minerals. J. Raman Spectr. 2007, 38:68-77.
36. Furman T., Bryce J., Rooney T., Hanan B., Yirgu G., Ayalew D. Heads or tails: 30 million years of the Afar plume. Special Publication 259 2006, 97-121. Geological Society of London. G. Yirgu, C.J. Ebinger, P.K.H. Maguire (Eds.).
37. Green T.H., Adam J. Experimentally-determined trace element characteristics of aqueous fluid from partially dehydrated mafic oceanic crust at 3.0GPa, 650-700°C. Eur. J. Mineral. 2003, 15:815-830.
38. Green D.H., Falloon T.J. Pyrolite: a Ringwood concept and its current expression. The Earth's Mantle 1998, 311-378. Cambridge Univ. Press, New York. J. Jackson (Ed.).
39. Green D.H., Wallace M.E. Mantle metasomatism by ephemeral carbonatite melts. Nature 1988, 336:459-462.
40. Gudfinnsson G.H., Presnall D.C. Continuous gradations among primary carbonatitic, kimberlitic, melilititic, basaltic, picritic, and komatiitic melts in equilibrium with garnet lherzolite at 3-8GPa. J. Petrol. 2005, 46:1645-1659.
41. Hammouda T., Laporte D. Ultrafast mantle impregnation by carbonatite melts. Geology 2000, 28:283-285.
42. Hauri E.H., Shimizu N., Dieu J.J., Hart S.R. Evidence for hotspot-related carbonatite metasomatism in the oceanic upper mantle. Nature 1993, 365:221-227.
43. 2O between mantle minerals and silicate melts. Geochim. Cosmochim. Acta 2004, 68:A33. (abstr.).
44. Hawthorne F.C., Della Ventura G., Robert J.-L., Welch M.D., Raudsepp M., Jenkins D.M. A rietveld and infrared study of synthetic amphiboles along the potassium-richterite-tremolite join. Am. Mineral. 1997, 82:708-716.
45. Hofmann C., Courtillot G., Feraud G., Rochette P., Yirgu G., Ketefo E., Pik R. Timing of the Ethiopian flood basalt event and implication for plume birth and global change. Nature 1997, 389:838-841.
46. Holloway J.R. Compositions and volumes of supercritical fluids in the earth's crust. Short Course in Fluid Inclusions: Applications to Petrology 1981, 13-38. Mineral. Ass. Canada, Calgary. L.S. Hollister, M.L. Crawford (Eds.).
47. Ingrin J., Skogby H. Hydrogen in nominally anhydrous upper-mantle minerals: concentration levels and implications. Eur. J. Mineral. 2000, 12:543-570.
48. Ionov D.A., Hofmann A.W. Nb-Ta-rich mantle amphiboles and micas: implications for subduction-related metasomatic trace element fractionations. Earth Planet. Sci. Lett. 1995, 131:341-356.
49. Ionov D.A., Bodinier J.-L., Mukasa S.B., Zanetti A. Mechanisms and sources of mantle metasomatism: major and trace element compositions of peridotite xenoliths from Spitsbergen in the context of numerical modeling. J. Petrol. 2002, 43:2219-2259.
50. Izraeli E.S., Harris J.W., Navon O. Brine inclusions in diamonds: a new upper mantle fluid. Earth Planet. Sci. Lett. 2001, 187:323-332.
51. Kamenetsky M.B., Sobolev A.V., Kamenetsky V.S., Maas R., Danyushevsky L.V., Thomas R., Pokhilenko N.P., Sobolev N.V. Kimberlite melts rich in alkali chlorides and carbonates: a potent metasomatic agent in the mantle. Geology 2004, 32:845-848.
52. Kamenetsky V.S., Kamenetsky M.B., Sharygin V.V., Faure K., Golovin A.V. Chloride and carbonate immiscible liquids at the closure of the kimberlite magma evolution (Udachnaya-East kimberlite, Siberia). Chem. Geol. 2007, 237:384-400.
53. Kempton P.D., Fitton J.G., Saunders A.D., Nowell G.M., Taylor R.N., Hardarson B.S., Pearson G. The Iceland plume in space and time. Earth Planet. Sci. Lett. 2000, 177:255-271.
54. Keppler H. Constraints from partitioning experiments on the composition of subduction-zone fluids. Nature 1996, 380:237-240.
55. Keppler H., Audétat A. Fluid-mineral interaction at high pressures. Lecture Notes in Mineral 2005, vol. 7:1-30. Eur. Mineral. Union. R. Miletich (Ed.).
56. Kessel R., Schmidt M.W., Ulmer P., Pettke T. Trace element signature of subduction-zone fluids, melts and supercritical liquids at 120-180km depth. Nature 2005, 437:724-727.
57. Khisina N.R., Wirth R., Andrut M., Ukhanov A.V. Extrinsic and intrinsic mode of hydrogen occurrence in natural olivines: FTIR and TEM investigation. Phys. Chem. Miner. 2001, 28:291-301.
58. Kieffer B., Arndt N., Lapierre H., Bastien F., Bosch D., Pecher A., Yirgu G., Ayalew D., Weis D., Jerram D.A., Keller F., Meugniot C. Flood and shield basalts from Ethiopia: magmas from the African Superswell. J. Petrol. 2004, 45:793-834.
59. Klein-BenDavid O., Izraeli E.S., Hauri E., Navon O. Mantle fluid evolution - a tale of one diamond. Lithos 2004, 77:243-253.
60. Klein-BenDavid O., Izraeli E.S., Hauri E., Navon O. Fluid inclusions in diamonds from the Diavik mine, Canada and the evolution of diamond-forming fluids. Geochim. Cosmochim. Acta 2007, 71:723-744.
61. Kleppe A.K., Jephcoat A.P., Welch M.D. The effect of pressure upon hydrogen bonding in chlorite: a Raman spectroscopic study of clinochlore to 26.5GPa. Am. Mineral. 2003, 88:567-573.
62. Laurora A., Mazzucchelli M., Rivalenti G., Vannucci R., Zanetti A., Barbieri M.A., Cingolani C.A. Metasomatism and melting in carbonated peridotite xenoliths from the mantle wedge: the Gobernador Gregores Case (Southern Patagonia). J. Petrol. 2001, 42:69-87.
63. 2, S) and halogens (F, Cl). Earth Planet. Sci. Lett. 2006, 251:209-231.
64. Leake B.E., Woolley A.R., Birch W.D., Burke E.A.J., Ferraris G., Grice J.D., Hawthorne F.C., Kisch H.J., Krivovichev V.G., Schumacher J.C., Stephenson N.C.N., Whittaker E.J.W. Nomenclature of amphiboles: additions and revisions to the International Mineralogical Association's amphibole nomenclature. Eur. J. Mineral. 2004, 16:191-196.
65. Longerich H.P., Jackson S.E., Günter D. Laser ablation-inductively coupled plasma mass spectrometric transient signal data acquisition and analyte concentration calculation. J. Anal. At. Spectrom. 1996, 11:899-904.
66. Manning C.E. The chemistry of subduction-zone fluids. Earth Planet. Sci. Lett. 2004, 223:1-16.
67. Marty B., Pik R., Gezahegn Y. Helium isotopic variations in Ethiopian plume lavas: nature of magmatic sources and limit on lower mantle contribution. Earth Planet. Sci. Lett. 1996, 144:223-237.
68. Matsyuk S.S., Langer K. Hydroxyl in olivines from mantle xenoliths in kimberlites of the Siberian Platform. Contrib. Mineral. Petrol. 2004, 147:413-437.
69. McDonough W.F., Sun S.S. Composition of the earth. Chem. Geol. 1995, 120:223-253.
70. Merla G., Abbate E., Canuti P., Sagri M., Tacconi P. Geological Map of Ethiopia and Somalia and Comment 1979, Consiglio Nazionale delle Ricerche, Firenze, p. 89.
71. Michael P.J., Schilling J.-G. Chlorine in mid-ocean ridge magmas: evidence for assimilation of seawater-influenced components. Geochem. Cosmochim. Acta 1989, 53:3131-3143.
72. Mohr P., Zanettin B. The Ethiopian flood basalt province. Continental Flood Basalts 1988, 63-110. Kluwer Academic Publishing. J.D. Macdougall (Ed.).
73. Navon O., Hutcheon I.D., Rossman G.R., Wasserburg G.J. Mantle-derived fluids in diamond micro-inclusions. Nature 1988, 335:784-789.
74. Newton R.C., Manning C.E. Quartz solubility in concentrated aqueous NaCl solutions at deep crust-upper mantle metamorphic conditions: 2-15kbar and 500-900°C. Geochim. Cosmochim. Acta 2000, 64:2993-3005.
75. Paterson M. The determination of hydroxyl by infrared absorption in quartz, silicate glasses and similar materials. Bull. Mineral. 1982, 105:20-29.
76. 2O. Contrib. Mineral. Petrol. 2003, 144:449-456.
77. Pearson D. G., Canil D. and Shirey S. B. (2003) Mantle samples included in volcanic rocks: xenoliths and diamonds. In Treatise on Geochemistry. The Mantle and Core (ed. R. W. Carlson) Elsevier, Amsterdam, pp. 171-275.
78. Petrelli M., Perugini D., Poli G., Peccerillo A. Graphite electrode tetraborate fusion for automated trace element determination in bulk samples by laser ablation ICP-MS. Microchim. Acta 2007, 158:275-282.
79. Petrelli M., Perugini D., Alagna K.E., Poli G., Peccerillo A. Spatially resolved and bulk trace element analysis by laser ablation - inductively coupled plasma-mass spectrometry (LA-ICP-MS). Per. Mineral. 2008, 77:3-21.
80. Piccirillo E.M., Justin-Visentin E., Zanettin B., Joron J.K., Treuil M. Geodynamic evolution from plateau to rift: Major and trace element geochemistry of the central eastern Ethiopian plateau volcanics. Neues Jahr. Geol. Palaont. 1979, 258:139-179.
81. Pik R., Deniel C., Coulon C., Yirgu G., Hofmann C., Ayalew D. The Northwestern Ethiopian plateau flood basalts: classification and spatial distribution of magma types. J. Volcanol. Geotherm. Res. 1998, 81:91-111.
82. Pik R., Deniel C., Coulon C., Yirgu G., Marty B. Isotopic and trace element signatures of Ethiopian flood basalts: evidence for plume-lithosphere interaction. Geochim. Cosmochim. Acta 1999, 63:2263-2279.
83. Pouchou J.L., Pichoir F. Determination of mass absorption coefficients for soft X-rays by use of the electron microprobe. Microbeam Analysis 1988, 319-324. San Francisco Press.
84. Pyle D.M., Mather T.A. Halogens in igneous systems. Chem. Geol. 2009, 263:110-121.
85. Rivalenti G., Mazzucchelli M., Laurora A., Ciuffi S.I.A., Zanetti A., Vannucci R., Cingolani C.A. The backarc mantle lithosphere in Patagonia, South America. J. South Am. Earth Sci. 2004, 17:121-152.
86. 2 inclusions in olivine-bearing nodules and phenocrysts from basalts. Am. Mineral. 1965, 50:1746-1782.
87. Roger S., Dautria J.M., Coulon C., Pik R., Yirgu G., Michard A., Legros P., Ayalew D. An insight on the nature, composition and evolution of the lithospheric mantle beneath in the north-western Ethiopian plateau: the ultrabasic xenoliths from the Tana Lake Province. Acta Vulcanol. 1999, 11:161-168.
88. Rooney T.O., Furman T., Yirgu G., Ayalew D. Structure of the Ethiopian lithosphere: xenolith evidence in the Main Ethiopian Rift. Geochim. Cosmochim. Acta 2005, 69:3889-3910.
89. Rudnick R.L., McDonough W.F., Orpin A. Tanzanian peridotite xenoliths: a comparison with Kaapvaal peridotites and inferences on metasomatic interactions. Proc. 5th Inter. Kimberlite Conf 1992, vol. 1:336-353. CPRM, Brasilia. H.O.A. Meyer, O. Leonardos (Eds.).
90. Rudnick R.L., McDonough W.F., Chappell B.W. Carbonatite metasomatism in the Northern Tanzanian mantle - petrographic and geochemical characteristics. Earth Planet. Sci. Lett. 1993, 114:463-475.
91. Scambelluri M., Bottazzi P., Trommsdorff V., Vannucci R., Hermann J., Gomez-Pugnaire M.T., Lopez-Sanchez Vizcai{dotless}no V. Incompatible element-rich fluids released by antigorite breakdown in deeply subducted mantle. Earth Planet. Sci. Lett. 2002, 192:457-470.
92. Schiano P., Clocchiatti R., Shimizu N., Maury R.C., Jochum K.P., Hoffman A.W. Hydrous silica-rich melts in the sub-arc mantle and their relationship with erupted arc lavas. Nature 1995, 377:595-600.
93. Schilling J.G. Afar mantle plume: rare earth evidence. Nature 1973, 242:2-5.
94. Schilling J.G., Kingsley R.H. Nd-Sr-Pb isotopic variations along the Gulf of Aden: evidence for Afar Mantle Plume-Continental Lithosphere interaction. J. Geophys. Res. 1992, 97(B7):10927-10966.
95. Seaman C., Sherman S.B., Garcia M.O., Baker M.B., Balta B., Stolper E. Volatiles in glasses from the HSDP2 drill core. Geochem. Geophys. Geosyst. 2004, 5:Q09G16. 10.1029/2003GC000596.
96. Späth A., Le Roex A.P., Opiyo-Akech N. Plume-lithosphere interaction and the origin of continental rift-related alkali volcanism-the Chyulu Hills volcanic province, southern Kenya. J. Petrol. 2001, 42:765-787.
97. Stalder R., Foley S.F., Brey G.P., Horn I. Mineral-aqueous fluid partitioning of trace elements at 900-1200°C and 3.0-5.7GPa: new experimental data for garnet, clinopyroxene, and rutile, and implications for mantle metasomatism - evidence from high-pressure experiments and natural rocks. Geochim. Cosmochim. Acta 1998, 62:1781-1801.
98. Stolper E., Sherman S., Garcia M.O., Baker M.B., Seaman C. Glass in the submarine section of the HSDP2 drill core, Hilo, Hawaii. Geochem. Geophys. Geosyst. 2004, 5:Q07G15. 10.1029/2003GC000553.
99. Svensen H., Jamtveit B., Yardley B.W., Eengvik A.K., Austrheim H., Broman C. Lead and Bromine enrichment in eclogite facies fluids: extreme fractionation during lower crustal hydration. Geology 1999, 27:467-470.
100. Thompson A.B. Water in the Earth's upper mantle. Nature 1992, 358:295-302.
101. Tiepolo M., Bottazzi P., Foley S., Oberti R., Vannucci R., Zanetti A. Fractionation of Nb and Ta from Zr and Hf at mantle depths: the role of titanian pargasite and kaersutite. J. Petrol. 2001, 42:221-232.
102. Tomlinson E.L., Müller W., MF E.I. A snapshot of mantle metasomatism: trace element analysis of coexisting fluid (LA-ICP-MS) and silicate (SIMS) inclusions in fibrous diamonds. Earth Planet. Sci. Lett. 2009, 279:362-372.
103. Touret J. L. R. (2001) Fluids in metamorphic rocks. In Fluid Inclusions: Phase Relationships - Methods - Applications, vol. 55 (eds. T. Andersen, M. L. Frezzotti and E. Burke). Lithos, pp. 1-27.
104. 39Ar chronostratigraphy of pre- and syn-rift bimodal flood volcanism in Ethiopia and Yemen. Earth Planet. Sci. Lett. 2002, 198:289-306.
105. Ulmer P. (1986) NORM-Program for cation and oxygen mineral norms. Computer Library. Institut fûr Mineralogie und Petrographie, ETH-Zentrum, Zürich, Switzerland.
106. van Achterbergh E., Ryan C.G., Jackson S., Griffin W.L. Data reduction software for LA-ICP-MS. Short Course Series 29 2001, 239-243. Mineralogical Association Canada. P. Sylvester (Ed.).
107. Vannucci R., Piccardo G.B., Rivalenti G., Zanetti A., Rampone E., Ottolini L., Oberti R., Mazzucchelli M., Bottazzi P. Origin of LREE-depleted amphiboles in the subcontinental mantle. Geochim. Cosmochim. Acta 1995, 59:1763-1771.
108. Vidal P.H., Deniel C., Vellutini P.J., Piguet P., Coulon C., Vincent J., Audin J. Changes of mantle sources in the course of a rift evolution: the Afar case. Geophys. Res. Lett. 1991, 18:1913-1916.
109. 2 inclusions in xenolith olivine: a TEM study. Am. Mineral. 2000, 85:1390-1396.
110. Wallace M.E., Green D.H. An experimental-determination of primary carbonatite magma composition. Nature 1988, 335:343-346.
111. White R.S., McKenzie D. Mantle plume and flood basalts. J. Geophys. Res. 1995, 100:17543-17585.
112. Wyllie P.J., Ryabchikov I.D. Volatile components, magmas, and critical fluids in upwelling mantle. J. Petrol. 2000, 41:1195-1206.
113. Yaxley G.M., Green D.H. Experimental reconstruction of sodic dolomitic carbonatite melts from metasomatised lithosphere. Contrib. Mineral. Petrol. 1996, 124:359-369.
114. Yaxley G.M., Crawford A.J., Green D.H. Evidence for alkaline glasses and carbonatite metasomatism in spinel peridotite xenoliths from western Victoria, Australia. Earth Planet. Sci. Lett. 1991, 107:305-317.
115. Zanetti A., Mazzucchelli M., Rivalenti G., Vannucci R. The Finero phlogopite-peridotite massif: an example of subduction-related metasomatism. Contrib. Mineral. Petrol. 1999, 134:107-122.
116. 39Ar chronology of Tertiary magmatic activity in southern Yemen during the early Red Sea-Aden rifting. J. Volcanol. Geother. Res. 1995, 65:265-279.