Fig. 3: Scanning electron microscopy (SEM) and energy-dispersive spectrometry (EDS) analyses of the samples.

a Leaf-shaped serpentine aggregates observed in sample LH-17. b Barium feldspar and (c) quartz identified in sample LH-23. Panels 1, 2, and 3 show the corresponding EDS spectra for (a), (b), and (c), respectively.