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Fig. 9 | Heritage Science

Fig. 9

From: Colorimetry to assess the visual impact of dust deposition on mosaics at sheltered archaeological sites

Fig. 9

Graphic representation of L′, C′ab and hab from the ochre tesserae (oc) after each cleaning process: the surface a with a 6-week deposit layer (m0), b after brushing (m1) and c after mopping (m2). The mean L*C*hab values are represented by (). The mean values of the previous cleaning stages are represented by (x) and (o) so it is easier to determine the shift (Table 1)

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