Extended Data Fig. 2: Ca,Mg,Fe,Mn carbonate compositions determined by SEM EDS and EMPA wavelength-dispersive spectrometry. | Nature

Extended Data Fig. 2: Ca,Mg,Fe,Mn carbonate compositions determined by SEM EDS and EMPA wavelength-dispersive spectrometry.

From: An evaporite sequence from ancient brine recorded in Bennu samples

Extended Data Fig. 2

Compositions are plotted in a ternary diagram of Ca-Mg-Fe+Mn, illustrating groupings of near–end member calcite, dolomite with minor Fe and Mn, and Fe,Mn-bearing magnesite (OREX-803071-0, OREX-803085-100, OREX-803090-100, OREX-803098-100, OREX-803102-104, OREX-803102-105).

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