A distinct metal fingerprint in arc volcanic emissions ...
© 2018, The Author(s). As well as gases that regulate climate over geological time, volcanoes emit prodigious quantities of metals into the atmosphere, where they have key roles as catalysts, pollutants and nutrients. Here we compare measurements of arc basaltic volcano metal emissions with those fr...
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Online Access: | https://dx.doi.org/10.17863/cam.33843 https://www.repository.cam.ac.uk/handle/1810/286533 |
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ftdatacite:10.17863/cam.33843 2024-02-04T10:01:29+01:00 A distinct metal fingerprint in arc volcanic emissions ... Edmonds, M Mather, TA Liu, EJ 2018 https://dx.doi.org/10.17863/cam.33843 https://www.repository.cam.ac.uk/handle/1810/286533 en eng Springer Science and Business Media LLC Article ScholarlyArticle JournalArticle article-journal 2018 ftdatacite https://doi.org/10.17863/cam.33843 2024-01-05T16:32:48Z © 2018, The Author(s). As well as gases that regulate climate over geological time, volcanoes emit prodigious quantities of metals into the atmosphere, where they have key roles as catalysts, pollutants and nutrients. Here we compare measurements of arc basaltic volcano metal emissions with those from hotspot settings. As well as emitting higher fluxes of metals (similar to those building ore deposits), these arc emissions possess a distinct compositional fingerprint, particularly rich in tungsten, arsenic, thallium, antimony and lead when compared with those from hotspots. We propose that volcanic metal emissions are controlled by magmatic water content and redox: hydrous arc magmas that do not undergo sulfide saturation yield metal-rich, saline aqueous fluid; shallow degassing and resorption of late-stage sulfides feeds volcanic gases in Hawai’i and Iceland. Although global arc magma chemistries vary considerably, our findings suggest that volcanic emissions in arcs have a distinct fingerprint when ... Article in Journal/Newspaper Iceland DataCite Metadata Store (German National Library of Science and Technology) |
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DataCite Metadata Store (German National Library of Science and Technology) |
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English |
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© 2018, The Author(s). As well as gases that regulate climate over geological time, volcanoes emit prodigious quantities of metals into the atmosphere, where they have key roles as catalysts, pollutants and nutrients. Here we compare measurements of arc basaltic volcano metal emissions with those from hotspot settings. As well as emitting higher fluxes of metals (similar to those building ore deposits), these arc emissions possess a distinct compositional fingerprint, particularly rich in tungsten, arsenic, thallium, antimony and lead when compared with those from hotspots. We propose that volcanic metal emissions are controlled by magmatic water content and redox: hydrous arc magmas that do not undergo sulfide saturation yield metal-rich, saline aqueous fluid; shallow degassing and resorption of late-stage sulfides feeds volcanic gases in Hawai’i and Iceland. Although global arc magma chemistries vary considerably, our findings suggest that volcanic emissions in arcs have a distinct fingerprint when ... |
format |
Article in Journal/Newspaper |
author |
Edmonds, M Mather, TA Liu, EJ |
spellingShingle |
Edmonds, M Mather, TA Liu, EJ A distinct metal fingerprint in arc volcanic emissions ... |
author_facet |
Edmonds, M Mather, TA Liu, EJ |
author_sort |
Edmonds, M |
title |
A distinct metal fingerprint in arc volcanic emissions ... |
title_short |
A distinct metal fingerprint in arc volcanic emissions ... |
title_full |
A distinct metal fingerprint in arc volcanic emissions ... |
title_fullStr |
A distinct metal fingerprint in arc volcanic emissions ... |
title_full_unstemmed |
A distinct metal fingerprint in arc volcanic emissions ... |
title_sort |
distinct metal fingerprint in arc volcanic emissions ... |
publisher |
Springer Science and Business Media LLC |
publishDate |
2018 |
url |
https://dx.doi.org/10.17863/cam.33843 https://www.repository.cam.ac.uk/handle/1810/286533 |
genre |
Iceland |
genre_facet |
Iceland |
op_doi |
https://doi.org/10.17863/cam.33843 |
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1789967414424764416 |