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Fig. 4 | Heritage Science

Fig. 4

From: Fading into the background: the dark space surrounding Vermeer’s Girl with a Pearl Earring

Fig. 4

Sample 34, precise sampling location unknown: a Light microscopy, bright field, 1: ground, 2: underlayer, 3: glaze, 4: (restoration) varnish. b Light microscopy, UV fluorescence. c SEM–EDX map: Al (teal), Ca (magenta), Pb (blue), C (yellow), Fe (red), Si (green). d SEM–EDX map: Na (green), P (teal), K (magenta), S (red). e Backscatter image showing FIB lamella locations. f STEM-EDX overlay of FIB lamella L04 from layer 2 (underlayer): Ca (blue), P (red), Al (green), S (teal). g STEM–EDX overlay of FIB lamella L07 from layer 3 (glaze): Cu (green), Ca (red)

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