Journal of Volcanology and Geothermal Research, 36 (1989) 351-352
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Elsevier Science Publishers B.V., Amsterdam - - Printed in The Netherlands
Contents Volume 36 (1989)
Special Issue
Piton de la Fournaise Volcano, R~union Island, edited by A.R. McBirney Introduction .................................................................................................................................................................................... vii The off-shore continuation of an active basaltic volcano: Piton de la Fournaise (R~union Island, Indian Ocean); structural and geomorphological interpretation from Sea Beam mapping J.-F. Ldnat and P. Vincent (Clermont-Ferrand, France), and P. Bach~lery (La Rdunion, France) .............................. 1 Complete gravity study of Piton de la Fournaise volcano, R~union Island D. Rousset and A. Lesquer (Montpellier, France), A. Bonneville and J.-F. Ldnat (Clermont-Ferrand, France) ......... 37 Eruptive history of the Piton de la Fournaise volcano, Rdunion Island, Indian Ocean P.-Y. Gillot (Gif-sur-Yvette, France) and P. Nativel (Orsay, France) .............................................................................. 53 A statistical and probabilistic study of the historic activity of Piton de la Fournaise, R~union Island, Indian Ocean L. Stieltjes and P. Moutou (La Rdunion, France) ............................................................................................................... 67 The December 4, 1983 to February 18, 1984 eruption of Piton de la Fournaise (La Rdunion, Indian Ocean ): description and interpretation J.-F. Ldnat (Clermont-Ferrand, France ), P. Bach~lery (La Rdunion, France ), A. Bonneville and P. Tarits (Clermont-Ferrand, France), J.-L. Cheminde and H. Delorme (Paris, France) ............................................................... 87 The Grand Brfiid exploration drilling: new data on the deep framework of the Piton de la Fournaise volcano. Part 1: Lithostratigraphic units and volcanostructural implications J.P. Ranqon, P. Lerebour and T. Aug~ (Orleans, France) ................................................................................................... 113 The grand Brfil~ exploration drilling: new data on the deep framework of the Piton de la Fournaise volcano. Part 2: Secondary minerals P. Lerebour, J.P. Ranqon and T. Aug~ (Orleans, France) ................................................................................................... 129 The Grand Brfil~ exploration drilling: new data on the deep framework of the Piton de la Fournaise volcano. Part 3: Mineral chemistry of the cumulate rocks T. Aug,, P. Lerebour and J.P. Ran~on (Orleans, France) Geothermal model of the Salazie Cirque (R~union Island): volcanic and structural implications J. Demange, P. Chovelon and P. Puvilland (Orleans, France) ........................................................................................... 153 The Salazie Cirque ignimbrite (Piton des Neiges volcano, l~union Island): chronostratigraphy, description and significance of lithic fragments and eruptive mechanisms P. Rocher (Paris, France) and D. Westercamp ( Orleans, France ) ..................................................................................... 177 R~union hotspot activity through Tertiary time: Initial results from the Ocean Drilling Program, Leg 115 R.A. Duncan, J. Backman and L. Petersen ........................................................................................................................... 193 March 1986 eruptive episodes at Piton de la Fournaise volcano (R~union Island) H. Delorme (Paris and Plaine des Cafres, La R~union, France), P. Bach~lery (La Rdunion, France), P.A. Blum and J.L. Cheminde (Paris, France), J.F. Delarue and J.C. Delmond (La Rdunion, France), A. Hirn and J.C. Lepine (Paris, France ), P.M. Vincent (Clermont-Ferrand, France ) and J. Zlotnicki (Paris, France ) .......................... 199 The beginning of the 1985-1987 eruptive cycle at Piton de la Fournaise (La Rdunion); new insights in the magmatic and volcano-tectonic systems J.-F. L6nat (Clermont-Ferrand, France), P. Bach~lery (La Rdunion, France), A. Bonneville (Clermont-Ferrand, France) and A. Hirn (Paris, France) ..................................................................................................................................... 209 Research Papers
Evaluation of approximations in modeling the thermal history of a volcanic area G. Giberti (Napoli, Italy) and G. Sartoris (Paris, France) ................................................................................................. Magma mixing due to disruption of a layered magma body T.P. Flood, B.C. Schuraytz and T.A. Vogel (East Lansing, MI, U.S.A. ) ........................................................................... Fluid inclusion evidence for recent temperature increases at Fenton Hill Hot Dry Rock test site west of the Valles caldera, New Mexico, U.S.A. M. Sasada (Tsukuba, Japan) ................................................................................................................................................. Lava-dome growth and explosive volcanism in the Jemez Mountains, New Mexico: evidence from the Plio-
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Pleistocene Puye alluvial fan B.N. Turbeville, D.B. Waresback and S. Self (Arlington, TX, U.S.A. ) ............................................................................. Pre-eruptive water content of rhyolitic magmas as determined by ion microprobe analyses of melt inclusions in phenocrysts R.L. Hervig (Tempe, AZ, U.S.A.), N. Dunbar (Socorro, NM, U.S.A.), H.R. Westrych (Albuquerque, NM, U.S.A.) and P.R. Kyle (Socorro, NM, U.S.A.) .................................................................................................................... The Campi Flegrei (Italy) geothermal system: a fluid inclusion study of the Mofete and San Vito fields B. De Vivo (Napoli, Italy), H.E. Belkin (Reston, VA, U.S.A. ), M. Barbieri (Roma, Italy), W. Chelini (San Donato Milanese, Italy), P. Lattanzi (Firenze, Italy), A. Lima (Napoli, Italy) and L. Tolomeo (Roma, Italy) .......... Time dimension in the geochemical approach and hazard estimates of a volcanic area: the Isle of Ischia case (Italy) S. Poli (Gif sur Yvette, France), S. Chiesa (Milano, Italy), P.-Y. Gillot and F. Guichard (Gif sur Yvette, France), and L. Vezzoli (Milano, Italy) ................................................................................................................................ The Yemen Trap Series: genesis and evolution of a continental flood basalt province S. Chiesa (Milano, Italy), L. Civetta (Napoli, Italy), M. De Fino (Bari, Italy), L. La Volpe (Bari, Italy) and G. Orsi (Napoli, Italy) .................................................................................................................................................................
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