Geochemical characterisation of Neoproterozoic marine habitats: Evidence from trace elements and Nd isotopes in the Urucum iron and manganese formations, Brazil
详细信息 查看全文
- 作者：Sebastian Viehmanna ; s.viehmann@jacobs-university.de" class="auth_mail" title="E-mail the corresponding author ; Michael Baua ; Bernhard Bü ; hnb ; Elton L. Dantasb ; Fá ; bio R.D. Andradec ; Detlef H.G. Waldeb
- 关键词：Neoproterozoic ; Urucum ; BIF ; REE ; Marinoan glaciation ; Seawater
- 刊名：Precambrian Research
- 出版年：2016
- 出版时间：September 2016
- 年：2016
- 卷：282
- 期：Complete
- 页码：74-96
- 全文大小：2637 K
文摘
- •
Pure Urucum IF and MnF are archives of proxies for ambient Neoproterozoic seawater.
- •
REY distribution in Urucum seawater was very similar to that of modern seawater.
- •
No evidence for high-T hydrothermal and/or mantle source of REY in Urucum seawater.