From: Characterization of a Mahamayuri Vidyarajni Sutra excavated in Lu’an, China
Color | Elements detected by SEM–EDS | Raman bands/cm−1 | Pigment |
---|---|---|---|
Red | Hg, S, Si, Ca, K, O, C | 253, 347 | Cinnabar |
Light red | Pb, O | 120, 161, 224, 307, 478, 546 | Minium |
Green | Cu, Cl, Ca, Si, K, Al, O, C | 120, 151, 175, 251, 364, 402, 450, 510, 580, 901, 924, 976 | Paratacamite |
Blue | Cu, O, C | 249, 400, 765, 836, 940, 1095, 1432, 1580 | Azurite |
White | Pb, Cu, Cl, O, C | 1051 | Lead white |
Gilded material | Au, Ca, K, Fe, O, C | – | Gold |