Noble gas isotopic compositions and water/gas chemistry of soda springs from the islands of Bioko, Sao Tome and Annobon, along with Cameroon Volcanic Line, West Africa

[1]  P. Renne,et al.  Silicic magmas from the continental Cameroon Volcanic Line (Oku, Bambouto and Ngaoundere): 40Ar-39Ar dates, petrology, Sr-Nd-O isotopes and their petrogenetic significance , 1999 .

[2]  D. Hilton,et al.  Large variations in vent fluid CO2/3He ratios signal rapid changes in magma chemistry at Loihi seamount, Hawaii , 1998, Nature.

[3]  D. Hilton,et al.  Tracing crustal and slab contributions to arc magmatism in the lesser antilles island arc using helium and carbon relationships in geothermal fluids , 1998 .

[4]  William C. Evans,et al.  Carbon dioxide and helium emissions from a reservoir of magmatic gas beneath Mammoth Mountain, California , 1998 .

[5]  M. Moreira,et al.  Rare gas systematics in popping rock: isotopic and elemental compositions in the upper mantle , 1998, Science.

[6]  C. Harrison,et al.  Deep-imaging seismic and gravity results from the offshore Cameroon Volcanic Line, and speculation of African hotlines☆ , 1998 .

[7]  D. Barfod.  Noble Gases in the Cameroon Line , 1998 .

[8]  C. Ballentine,et al.  Resolving the mantle He/Ne and crustal 21Ne/22Ne in well gases , 1997 .

[9]  C. Ballentine,et al.  Hafnium isotopic studies of the Cameroon line and new HIMU paradoxes , 1997 .

[10]  W. Giggenbach.  The origin and evolution of fluids in magmatic-hydrothermal systems , 1997 .

[11]  William C. Evans,et al.  Chemical and isotopic characteristics of fluids along the Cameroon Volcanic Line, Cameroon , 1996 .

[12]  B. Marty,et al.  Origin of carbon in fumarolic gas from island arcs , 1995 .

[13]  F. Pineau,et al.  Strong degassing at ridge crests: the behaviour of dissolved carbon and water in basalt glasses at 14°N, Mid-Atlantic Ridge , 1994 .

[14]  J. Fitton,et al.  Isotopic variations with distance and time in the volcanic islands of the Cameroon line: evidence for a mantle plume origin , 1994 .

[15]  W. Evans,et al.  Gas buildup in Lake Nyos, Cameroon: The recharge process and its consequences , 1993 .

[16]  H. Craig,et al.  Helium isotopes in Icelandic geothermal systems: I. 3He, gas chemistry, and 13C relations , 1992 .

[17]  S. Humphris,et al.  Helium isotope geochemistry of some volcanic rocks from Saint Helena , 1992 .

[18]  S. Humphris,et al.  Helium isotope geochemistry of mid-ocean ridge basalts from the South Atlantic , 1992 .

[19]  Y. Sano,et al.  The origin of gases in Lake Nyos, Cameroon , 1992 .

[20]  Yuji Sano,et al.  CO2-rich gases from Lakes Nyos and Monoun, Cameroon; Laacher See, Germany; Dieng, Indonesia, and Mt. Gambier, Australia—variations on a common theme , 1991 .

[21]  W. Evans,et al.  A comparative view of Lakes Nyos and Monoun, Cameroon, West Africa , 1991 .

[22]  C. Moreau,et al.  The Cameroon Line: A Review , 1991 .

[23]  J. Fitton,et al.  Trace-element fractionation in plumes and the origin of HIMU mantle beneath the Cameroon line , 1990, Nature.

[24]  T. Gerlach,et al.  Carbon isotope constraints on degassing of carbon dioxide from Kilauea Volcano , 1990 .

[25]  H. Wakita,et al.  Venting of Carbon Dioxide-Rich Fluid and Hydrate Formation in Mid-Okinawa Trough Backarc Basin , 1990, Science.

[26]  S. H. Richardson,et al.  Noble gases in basalt glasses from a Mid-Atlantic Ridge topographic high at 14°N: geodynamic consequences , 1989 .

[27]  J. Fairhead.  Mesozoic plate tectonic reconstructions of the central South Atlantic Ocean: the role of the west and central African rift system , 1988 .

[28]  J. Fitton,et al.  Mantle Dynamics: A Nd, Sr, Pb and O Isotopic Study of the Cameroon Line Volcanic Chain , 1988 .

[29]  M. Ozima,et al.  Noble gases in hydrothermal plumes of Loihi Seamount , 1988 .

[30]  C. Moreau,et al.  A new tectonic model for the Cameroon Line, Central Africa , 1987 .

[31]  Bernard Marty,et al.  C3He in volatile fluxes from the solid Earth: implications for carbon geodynamics , 1987 .

[32]  Allan R. Chivas,et al.  Liquid carbon dioxide of magmatic origin and its role in volcanic eruptions , 1987, Nature.

[33]  William C. Evans,et al.  Origin of the lethal gas burst from Lake Monoun, Cameroun , 1987 .

[34]  J. Fitton,et al.  The Cameroon line, West Africa: a comparison between oceanic and continental alkaline volcanism , 1987, Geological Society, London, Special Publications.

[35]  F. Pineau,et al.  Carbon and nitrogen isotopes in the mantle , 1986 .

[36]  H. Wakita,et al.  Chemical and isotopic compositions of gases in geothermal fluids in Iceland. , 1985 .

[37]  J. Fitton,et al.  The Cameroon line, West Africa, and its bearing on the origin of oceanic and continental alkali basalt , 1985 .

[38]  Ian Wright,et al.  Carbon isotopes in submarine basalts , 1984 .

[39]  Frank A. Podosek,et al.  Noble Gas Geochemistry: Noble Gases in the Earth , 1984 .

[40]  W. J. Morgan.  Hotspot Tracks and the Early Rifting of the Atlantic , 1983 .

[41]  Y. Nakamura,et al.  3He/4He ratios of methane-rich natural gases in Japan , 1982 .

[42]  M. Kurz,et al.  Helium isotopic systematics of oceanic islands and mantle heterogeneity , 1982, Nature.

[43]  K. Nagao,et al.  Rare gas isotopic compositions in natural gases of Japan , 1981 .

[44]  J. Fitton.  The Benue trough and cameroon line — A migrating rift system in West Africa , 1980 .

[45]  R. Maury,et al.  Petrology of the volcanic island of Annobon, Gulf of Guinea , 1980 .

[46]  S. J. Freeth.  Tectonic activity in West Africa and the Gulf of Guinea since Jurassic times — An explanation based on membrane tectonics , 1978 .

[47]  K. D. Jong.  Progress in Geodynamics: (Proceedings of the national symposium on Geodynamics held in Amsterdam, April 3–4, 1975). G.J. Borradaile, A.R. Ritsema, H.E. Rondeel and O.J. Simon (editors). North-Holland, Amsterdam, 1975, 245 pp., US$ 24.95 , 1977 .

[48]  J. Lupton,et al.  Primordial neon, helium, and hydrogen in oceanic basalts , 1976 .

[49]  G. Bryan,et al.  The tectonic fabric of the equatorial Atlantic and adjoining continental margins; Gulf of Guinea to northeastern Brazil , 1976 .

[50]  P. Lehner,et al.  New radiometric ages and seismic data from Fuerteventura (Canary Islands), Maio (Cape Verde Islands), and Sao Tome (Gulf of Guinea) , 1975 .

[51]  J. Piper,et al.  The Palaeomagnetism of the Gulf of Guinea Volcanic Province, West Africa , 1972 .

[52]  B. A. Mamyrin,et al.  Helium isotopes in nature , 1971 .

[53]  H. Barnes,et al.  Geochemistry of Hydrothermal Ore Deposits , 1968 .

[54]  G. Wasserburg,et al.  Helium, argon, and carbon in some natural gases , 1961 .

[55]  S. Epstein,et al.  Variation of O18 content of waters from natural sources , 1953 .

[56]  J. Bigeleisen,et al.  Conversion of Hydrogenic Materials to Hydrogen for Isotopic Analysis , 1952 .

[57]  W. F. Langelier,et al.  Graphical Methods for Indicating the Mineral Character of Natural Waters , 1942 .