
Study of Geochemical characteristics in Facieses of Pediment unit (Case Study: Yazd – Ardekan plain) | ||
پژوهش های آبخیزداری | ||
Article 6, Volume 29, Issue 3 - Serial Number 112, October 2016, Pages 57-66 PDF (658.65 K) | ||
Document Type: Research | ||
DOI: 10.22092/wmej.2016.112500 | ||
Authors | ||
Hamid Gholami* 1; Sadat Feiznia2; Seyed Javad Ahmadi3; Hassan Ahmadi2; Ali Akbar Nazarisamani2; Ahmad Nohegar4 | ||
1Academic faculty member, Department of Natural Resources Engineering, College of Agriculture and Natural Resources, Hormozgan University, Bandar Abbas, Iran | ||
2Faculty member, Faculty of Natural Resources, University of Tehran | ||
3Iran Atomic Energy Organization | ||
4Faculty member of Natural Resources Engineering Department, College of Agriculture and Natural Resources, Hormozgan University, Bandar Abbas, Iran | ||
Abstract | ||
Rare earth elements (REE) are used for sedimentary provenance studies due to their immobility during weathering, transport, and sedimentation. In this research, in order to comparison REE and REE indices between different facieses, we collected 73 surface samples from there. For data analysis, we used Duncan and ANOVA method. Result showed that, there are significant difference in 99% level for La, Ce, Pr, Eu, Ho, Er, Yb and indices such as ∑REE, Eu/Euï, (Gd/Yb)n, (La/Yb)n between different facieses and there are significant difference in 95% level for Nd element and Nd/Yb index. Also, there aren’t significant differences for Sm, Gd, Tb, Tm, Lu, Dy and (La/Sm)n index between different facieses. Maximum and minimum correlation observed between Eu/Eu*:(La/Yb)n and (Gd/Yb)n:(La/Sm)n indices, respectively and also, Maximum and minimum correlation observed between Fe2O3+Mg /Al2O3:Nd and CaO:Nd, respectively. CIA in all samples was less than 55, which indicat there aren’t any weathering in case study. | ||
Keywords | ||
Rare Earth Elements; REE Indices; Geomorphology Facieses; Pediment Unit; CIA and Yazd –Ardekan Plain | ||
References | ||
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