Fig. 4
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Abundance ratios [Mg/Fe], [Si/Fe], and [Ca/Fe] as a function of the orbital energy of the GCs, from Savino, & Posti (2019). Red and blue symbols are for GCs formed in situ and associated with Gaia-Enceladus. Filled and empty circles refer to the present and previous works, respectively. In each panel, the abundance level of NGC 288 is indicated by the vertical line.
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