Table 2 Materials related to restoration treatments identified in allegories by spectroscopies
From: Saturnino Herrán’s portable murals: symbolism, material agency and conservation
Color | FORS Spectral features | XRF |
|---|---|---|
Blue hue | Cobalt blue 550 nm, 650 nm | Co |
Red hue | – | Fe |
Yellow hue | – | Fe |
Black hue | – | Fe |
White hue | Titanium white 401 nm zinc white 384 nm | Ti, Zn, Ca |
Fine mortar | Gypsum 1943 nm, 1978 nm | Ca, S |
Binder | Wax 1732 nm, 1764 nm, 2313 nm, 2350 nm | - |