Preface
Peter A. Rona, Colin W. Devey, Jerôme Dyment, and Bramley J. Murton vii
Diversity of Hydrothermal Systems on Slow Spreading Ocean Ridges: Introduction
Peter A. Rona, Colin W. Devey, Jerôme Dyment, and Bramley J. Murton 1
Emerging Diversity of Hydrothermal Systems on Slow Spreading Ocean Ridges
Peter A. Rona 5
Hydrothermal Circulation at Slow Spreading Ridges: Analysis of Heat Sources and Heat Transfer Processes
Robert P. Lowell 11
Chemical Signatures From Hydrothermal Venting on Slow Spreading Ridges
Henrietta N. Edmonds 27
The Magnetic Signature of Hydrothermal Systems in Slow Spreading Environments
Maurice A. Tivey and Jerôme Dyment 43
Hydrothermal Activity at the Arctic Mid-Ocean Ridges
Rolf B. Pedersen, Ingunn H. Thorseth, Tor Eivind Nygard, Marvin D. Lilley, and Deborah S. Kelley 67
Implications of the Iceland Deep Drilling Project for Improving Understanding of Hydrothermal Processes at Slow Spreading Mid-Ocean Ridges
Wilfred A. Elders and Guðmundur Omar Friðleifsson 91
Crustal Structure, Magma Chamber, and Faulting Beneath the Lucky Strike Hydrothermal Vent Field
Wayne C. Crawford, Satish C. Singh, Tim Seher, Violaine Combier, Doga Dusunur, and Mathilde Cannat 113
The Relationships Between Volcanism, Tectonism, and Hydrothermal Activity on the Southern Equatorial Mid-Atlantic Ridge
C. W. Devey, C. R. German, K. M. Haase, K. S. Lackschewitz, B. Melchert, and D. P. Connelly 133
The Ultraslow Spreading Southwest Indian Ridge
Daniel Sauter and Mathilde Cannat 153
Deformation and Alteration Associated With Oceanic and Continental Detachment Fault Systems: Are They Similar?
Barbara E. John and Michael J. Cheadle 175
Detachment Fault Control on Hydrothermal Circulation Systems: Interpreting the Subsurface Beneath the TAG Hydrothermal Field Using the Isotopic and Geological Evolution of Oceanic Core Complexes in the Atlantic
Andrew M. McCaig, Adelie Delacour, Anthony E. Fallick, Teddy Castelain, and Gretchen L. Fruh-Green 207
Serpentinization and Associated Hydrogen and Methane Fluxes at Slow Spreading Ridges
Mathilde Cannat, Fabrice Fontaine, and Javier Escartin 241
High Production and Fluxes of H2 and CH4 and Evidence of Abiotic Hydrocarbon Synthesis by Serpentinization in Ultramafic-Hosted Hydrothermal Systems on the Mid-Atlantic Ridge
Jean Luc Charlou, Jean Pierre Donval, Cecile Konn, Helene Ondreas, Yves Fouquet, Philippe Jean-Baptiste, and Elise Fourre 265
Phase Equilibria Controls on the Chemistry of Vent Fluids From Hydrothermal Systems on Slow Spreading Ridges: Reactivity of Plagioclase and Olivine Solid Solutions and the pH-Silica Connection
W. E. Seyfried Jr., Nicholas Pester, and Qi Fu 297
Geodiversity of Hydrothermal Processes Along the Mid-Atlantic Ridge and Ultramafic-Hosted Mineralization: A New Type of Oceanic Cu-Zn-Co-Au Volcanogenic Massive Sulfide Deposit
Yves Fouquet, Pierre Cambon, Joël Etoubleau, Jean Luc Charlou, Helene Ondreas, Fernando J. A. S. Barriga, Georgy Cherkashov, Tatiana Semkova, Irina Poroshina, M. Bohn, Jean Pierre Donval, Katell Henry, Pamela Murphy, and Olivier Rouxel 321
Hydrothermal Systems: A Decade of Discovery in Slow Spreading Environments
Deborah S. Kelley and Timothy M. Shank 369
Chemosynthetic Communities and Biogeochemical Energy Pathways Along the Mid-Atlantic Ridge: The Case of Bathymodiolus Azoricus
N. Le Bris and S. Duperron 409
Index 431
