Skip to main content

Table 2 Summary of identified paint colorants on plaster fragments [11], Kelly and Judd 1976 [33]

From: Painted plaster and glazed brick fragments from Achaemenid Pasargadae and Persepolis, Iran

Color (Munsell color notation) Colorants identified from the analytical evidence
Moderate red (7.5R 5/8) Cinnabar, HgS
Dark red (5R 5/4–5R 3/4) Hematite, Fe3O4
Light yellowish pink (5YR 9/2) Hematite, Fe3O4
Moderate blue (10B 5/6) Cuprorivaite, CaCuSi4O10 (Egyptian blue)
Moderate yellowish green (10GY 6/6) Malachite, Cu2CO3(OH)2
Yellowish white (5Y 9/2) Muscovite, KAl2∙(AlSi3O10)∙(F,OH)2 and/or kaolinite, Al2Si2O5(OH)4
Grayish yellow green (5GY 7/2) Montmorillonite clay, (Na,Ca)0.33(Al,Mg)2∙(Si4O10)∙(OH)2nH2O