There are two important differences between

Fig. 5. Pictures of the Reference Profile (REF). Left: Dashed lines indicate the boundaries of units with elevated clay content. Right: Extracted invasive core, arrow indicating palaeosol.Figure optionsDownload full-size imageDownload as PowerPoint slide
4.3. Soil physical and chemical properties
4.3.1. Grain size
Table 2.
The REF profile shows a similar stratigraphy. The AZ 12080282 fraction is also silt, with a mean of 62.9% silt followed by 22.7% clay and 13.5% sand.