Research Article

Simultaneous Organic and Inorganic Analysis of Colored Oriental Lacquerware by Pyrolysis-Gas Chromatography/Mass Spectrometry

Table 3

Results of surface analysis by XRD.

SampleColorCrystalline phases

YYellowArsenic (As), realgar (As4S4), magnetite (Fe3O4)
GGreenArsenic (As), realgar (As4S4), hematite (Fe2O3), magnetite (Fe3O4), cinnabar (HgS)
RRedArsenic (As), cinnabar (HgS)