Figure 3

Location and ages (1σ) of the OSL samples (circles) and of the ESR/U-series sample (hexagon) in layers 6 (orange), and 5 upper (blue), and levels 5.2 (white), 5.1 (yellow) and the transition between 5.1 and 4.2 (green).
Location and ages (1σ) of the OSL samples (circles) and of the ESR/U-series sample (hexagon) in layers 6 (orange), and 5 upper (blue), and levels 5.2 (white), 5.1 (yellow) and the transition between 5.1 and 4.2 (green).