Investigation of a diabase-derived regolith profile from Pennsylvania: Mineralogy, chemistry and Fe isotope fractionation
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- 作者：Tiffany Yesavagea ; tyesav@outlook.com" class="auth_mail" title="E-mail the corresponding author ; Gary E. Stinchcombb ; c ; gstinchcomb@murraystate.edu" class="auth_mail" title="E-mail the corresponding author ; Matthew S. Fantlea ; c ; mfantle@psu.edu" class="auth_mail" title="E-mail the corresponding author ; Peter B. Sakd ; sakp@dickinson.edu" class="auth_mail" title="E-mail the corresponding author ; Alexander Kasznele ; akasznel@gmail.com" class="auth_mail" title="E-mail the corresponding author ; Susan L. Brantleya ; c ; sxb7@psu.edu" class="auth_mail" title="E-mail the corresponding author
- 关键词：Fe isotopes ; Deep regolith ; Chemical weathering ; Diabase ; Spheroidal weathering ; Preferential flow
- 刊名：Geoderma
- 出版年：2016
- 出版时间：1 July 2016
- 年：2016
- 卷：273
- 期：Complete
- 页码：83-97
- 全文大小：1753 K
文摘
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Goal to understand chemical and isotopic changes within a regolith profile.
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Three distinct zones inferred from chemistry and Fe isotope data.
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Similar Fe isotopic composition to another site in Puerto Rico.
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We analyzed pore-water composition over time.
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Similar dissolution rates calculated from solute concentrations and mineralogy.