<?xml version="1.0" encoding="UTF-8"?><!--*** Generated from internal PANGAEA metadata schema by dif.xslt ***--><DIF xsi:schemaLocation="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/ http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/dif_v9.4.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/">
<Entry_ID>PANGAEA_958398</Entry_ID>
<Entry_Title>Trace metals concentrations, nutrients and 𝛿3He in hydrothermal plumes from Macauley and Brothers volcano</Entry_Title>
<Data_Set_Citation>
<Dataset_Creator>Kleint, Charlotte; Zitoun, Rebecca; Neuholz, René; Walter, Maren; Schnetger, Bernhard; Klose, Lukas; Chiswell, Stephen; Middag, Rob; Laan, Patrick; Sander, Sylvia G; Koschinsky, Andrea</Dataset_Creator>
<Dataset_Title>Trace metals concentrations, nutrients and 𝛿3He in hydrothermal plumes from Macauley and Brothers volcano</Dataset_Title>
<Dataset_Release_Date>2023-05-04</Dataset_Release_Date>
<Dataset_Publisher>PANGAEA</Dataset_Publisher>
<Data_Presentation_Form>Dataset</Data_Presentation_Form>
<Online_Resource>https://doi.pangaea.de/10.1594/PANGAEA.958398</Online_Resource>
</Data_Set_Citation>
<Personnel>
<Role>Investigator</Role>
<First_Name>Charlotte</First_Name>
<Last_Name>Kleint</Last_Name>
<Email>c.kleint@jacobs-university.de</Email>
</Personnel>
<Discipline>
<Discipline_Name>Earth Science</Discipline_Name>
</Discipline>
<Parameters>
<Detailed_Variable>Event label</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Sample code/label</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Latitude of event</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Longitude of event</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Elevation of event</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Date/Time of event</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Location</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>DEPTH, water</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Nitrogen oxide</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Silicon dioxide</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Phosphate</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>δ Helium-3</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Iron</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Manganese</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Nickel</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Copper</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Zinc</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Cobalt</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Lead</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Cadmium</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Lanthanum</Detailed_Variable>
</Parameters>
<ISO_Topic_Category>geoscientificInformation</ISO_Topic_Category>
<Keyword>Brothers volcano</Keyword>
<Keyword>CTD/Rosette</Keyword>
<Keyword>hydrothermalism at intraoceanic arcs</Keyword>
<Keyword>Macauely volcano</Keyword>
<Keyword>plume dispersion</Keyword>
<Keyword>SO253</Keyword>
<Keyword>SO253_10-1</Keyword>
<Keyword>SO253_12-1</Keyword>
<Keyword>SO253_4-1</Keyword>
<Keyword>SO253_46-1</Keyword>
<Keyword>SO253_49-1</Keyword>
<Keyword>SO253_53-1</Keyword>
<Keyword>SO253_54-1</Keyword>
<Keyword>SO253_57-1</Keyword>
<Keyword>SO253_58-1</Keyword>
<Keyword>SO253_60-1</Keyword>
<Keyword>SO253_6-1</Keyword>
<Keyword>SO253_62-1</Keyword>
<Keyword>SO253_70-1</Keyword>
<Keyword>SO253_83-1</Keyword>
<Keyword>South Pacific Ocean</Keyword>
<Keyword>trace metals</Keyword>
<Source_Name>
<Long_Name>Sonne_2</Long_Name>
</Source_Name>
<Temporal_Coverage>
<Start_Date>2016-12-26</Start_Date>
<Stop_Date>2017-01-17</Stop_Date>
</Temporal_Coverage>
<Data_Set_Progress>Complete</Data_Set_Progress>
<Spatial_Coverage>
<Southernmost_Latitude>-34.94655</Southernmost_Latitude>
<Northernmost_Latitude>-30.20932</Northernmost_Latitude>
<Westernmost_Longitude>179.01447</Westernmost_Longitude>
<Easternmost_Longitude>-178.43373</Easternmost_Longitude>
<Minimum_Depth>10.0 m (DEPTH, water)</Minimum_Depth>
<Maximum_Depth>1750.0 m (DEPTH, water)</Maximum_Depth>
</Spatial_Coverage>
<Project>
<Short_Name>MARUM</Short_Name>
<Long_Name>Center for Marine Environmental Sciences</Long_Name>
</Project>
<Access_Constraints>unrestricted</Access_Constraints>
<Use_Constraints>CC-BY-4.0: Creative Commons Attribution 4.0 International</Use_Constraints>
<Data_Set_Language>English</Data_Set_Language>
<Data_Center>
<Data_Center_Name>
<Short_Name>PANGAEA</Short_Name>
<Long_Name>Data Publisher for Earth &amp; Environmental Science</Long_Name>
</Data_Center_Name>
<Data_Center_URL>https://www.pangaea.de/</Data_Center_URL>
<Personnel>
<Role>Data Center Contact</Role>
<First_Name>Michael</First_Name>
<Last_Name>Diepenbroek</Last_Name>
<Email>info@pangaea.de</Email>
<Contact_Address>
<Address>Leobener Str.</Address>
<City>Bremen</City>
<Province_or_State>Bremen</Province_or_State>
<Postal_Code>28359</Postal_Code>
<Country>Germany</Country>
</Contact_Address>
</Personnel>
</Data_Center>
<Distribution>
<Distribution_Media>online</Distribution_Media>
<Distribution_Size>1783 data points</Distribution_Size>
<Distribution_Format>text/tab-separated-values</Distribution_Format>
</Distribution>
<Reference>Kleint, Charlotte; Zitoun, Rebecca; Neuholz, René; Walter, Maren; Schnetger, Bernhard; Klose, Lukas; Chiswell, Stephen; Middag, Rob; Laan, Patrick; Sander, Sylvia G; Koschinsky, Andrea (2022): Trace Metal Dynamics in Shallow Hydrothermal Plumes at the Kermadec Arc. Frontiers in Marine Science, 8, 782734, https://doi.org/10.3389/fmars.2021.782734</Reference>
<Summary>Hydrothermal vents are a source of many trace metals to the oceans. Compared to mid ocean ridges, hydrothermal vent systems at arcs occur in shallower water depth and are much more diverse in fluid composition, resulting in highly variable water column trace metal concentrations. However, only few studies have focused on trace metal dynamics in hydrothermal plumes at volcanic arcs. During R/V Sonne cruise SO253 in 2016/2017, hydrothermal plumes from two hydrothermally active submarine volcanoes along the Kermadec arc in the Southwest Pacific Ocean were sampled for trace metals and nutrients: (1) Macauley, a magmatic dominated vent site located in water depths between 300 and 680 m, and (2) Brothers, located between 1,200 and 1,600 m water depth, where hydrothermalism influenced by water rock interactions and magmatically influenced vent sites occur near each other. ** For all details see the full metadata description at "https://doi.pangaea.de/10.1594/PANGAEA.958398"!</Summary>
<Related_URL>
<URL>https://doi.org/10.3389/fmars.2021.782734</URL>
<Description>Trace Metal Dynamics in Shallow Hydrothermal Plumes at the Kermadec Arc</Description>
</Related_URL>
<Related_URL>
<URL>https://en.wikipedia.org/wiki/Silicon_dioxide</URL>
<Description>Silicon dioxide</Description>
</Related_URL>
<Related_URL>
<URL>https://uol.de/icbm/forschungsplattformen-schiffe/sonne</URL>
<Description>Sonne_2</Description>
</Related_URL>
<Related_URL>
<URL>https://www.marum.de/en/</URL>
<Description>MARUM</Description>
</Related_URL>
<Metadata_Name>DIF</Metadata_Name>
<Metadata_Version>9.4</Metadata_Version>
<DIF_Creation_Date>2023-05-04</DIF_Creation_Date>
<Last_DIF_Revision_Date>2026-07-15</Last_DIF_Revision_Date>
</DIF>
