Variations in Sr-87/Sr-86 ratios of calcites in Chinese loess: a proxy for chemical weathering associated with the East Asian summer monsoon

• Published in: Palaeogeography, Palaeoclimatology, Palaeoecology
• Main Authors: Yang, JD, Chen, J, An, ZS, Shields, G, Tao, XC, Zhu, HB, Ji, JF, Chen, Y
• Format: Article in Journal/Newspaper
• Language: English
• Published: ELSEVIER SCIENCE BV 2000
• Subjects: chemical weathering; east Asian monsoon; loess and paleosols; soil carbonates; Sr isotope; Physical Geography; Geology; Paleontology; MAGNETIC-SUSCEPTIBILITY; NORTH-ATLANTIC; CLIMATE; DEPOSITS; OSCILLATIONS; LUOCHUAN; RECORD; EVENTS; Geography; Physical; Geosciences; Multidisciplinary; Four Peaks; North Atlantic
• Online Access: http://ir.ieecas.cn/handle/361006/11916; https://doi.org/10.1016/S0031-0182(99)00159-5

Sr-87/Sr-86 ratios of loess-paleosol calcites of Luochuan in China over the past 130 ka display a regular change with increasing trend of Sr-87/Sr-86 ratios in the following order: loess calcite-->weakly pedogenetic, paleosol calcite-->paleosol calcite-->pure secondary calcite. The observed...