Fractionation mechanisms of rare earth element speciation in granitic weathering profiles: Metallogenic implications for the kuanyu ion-adsorption REE deposit, dechang, SW China.

PLoS One · 2025 · PMC12306741 · PMID 40729317

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a decreasing trendno p-value reported

From the bedrock to the surface soil layer, the LREE/HREE and (La/Yb) N ratios of this fraction show a decreasing trend ( Fig 7c ).

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an increasing trendno p-value reported

The LREE/HREE and (La/Yb) N ratios of ion-exchangeable REEs exhibit an increasing trend from the bedrock to the surface soil layer, indicating a preferential enrichment of LREEs in this fraction and highlighting its LREE-enriched nature ( Fig 7b ).

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