Isotopic composition of carbonates from the Logachev Hydrothermal Field, MAR 14°45'N

• Main Authors: Amini, Marghaleray, Eisenhauer, Anton, Böhm, Florian, Fietzke, Jan, Bach, Wolfgang, Garbe-Schönberg, Dieter, Rosner, Martin, Bock, Barbara, Lackschewitz, Klas Sven, Hauff, Folkmar
• Format: Other/Unknown Material
• Language: English
• Published: PANGAEA 2008
• Subjects: 209-1271A; 209-1271B; 209-1274A; DRILL; Drilling/drill rig; Joides Resolution; Leg209; North Atlantic Ocean; Ocean Drilling Program; ODP; North Atlantic
• Online Access: https://doi.pangaea.de/10.1594/PANGAEA.711405; https://doi.org/10.1594/PANGAEA.711405

We investigate the Logatchev Hydrothermal Field at the Mid-Atlantic Ridge, 14°45' N to constrain the calcium isotope hydrothermal flux into the ocean. During the transformation of seawater to a hydrothermal solution, the Ca concentration of pristine seawater ([Ca]_SW) increases from about 10 mM...