Fig. 9.
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Thick-disk versus thin-disk stellar-population properties. From left to right: age, [M/H], and [Mg/Fe] abundance. Points are color coded according to the total mass fraction of accreted stars in the analyzed region of the galaxy (Sect. 3.1). The one-to-one line is indicated in black and dashed in each panel. In the middle panel, the red “+” symbol indicates solar metallicity.
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