Table 2 Summary of XRD, XRF, and Raman results of pigment analyses
Owner/qero ID | Stylistic period | Color | Principal phases (XRD) | Principal elements (XRF) | Raman peaks |
|---|---|---|---|---|---|
AMNH B1847 | TI/EC | White | Cristobalite, anatase, α-quartz | Si, Ti | 633, 518, 391w, 144 |
Private collection 1 | TI/EC | White | Cristobalite, anatase, α-quartz | Si, Ti | NA |
Private collection 2 | TI/EC | Pink | Cinnabar, cristobalite, anatase, α-quartz | Hg, S, Si, Ti | NA |
MMA 1994.35.12 | TI/EC | White | Cristobalite, anatase, α-quartz | Si, Ti | NA |
MMA 1994.35.14 | TI/EC | White | Cristobalite, anatase, α-quartz | Si, Ti | NA |
Museo Inka 230 | TI/EC | White | Cristobalite, anatase, α-quartz | Si, Ti | NA |
NMAI 15/2412 | TI/EC | White | Cristobalite, anatase, α-quartz | Ti | 638, 145 |
NMAI 15/2413 | TI/EC | White | Cristobalite, anatase, α-quartz | Ti | 637, 516, 397, 146 |
NMAI 15/2413 | TI/EC | Pink | Cinnabar, gypsum, anhydrite | Hg, S, Ca | NA |
NMAI 21/7453 | TI/EC | White | Cristobalite, anatase, α-quartz | Ti | 634, 518w, 391w, 144 |
NMAI 10/5860 | TI/EC | White | Cristobalite, anatase, α-quartz | Ti | 635, 507w, 384 w, 144 |
NMAI 10/5860 | TI/EC | Pink | Cinnabar, cristobalite, anatase, α-quartz | Hg, Ti | NA |
NMAI 20/0236 | TI/EC | White | Cristobalite, anatase, α-quartz | Ti | 642, 144 |
NMAI 25/1492 | TI/EC | White | Cristobalite, anatase, α-quartz | Ti | 638, 517, 396, 144 |
MMA 1994.35.13 | Colonial | White | Cerussite, hydrocerussite | Pb | NA |
MMA 1994.35.17 | Colonial | White | Cerussite, hydrocerussite | Pb | NA |
MMA 1994.35.26 | Colonial | White | Cerussite, hydrocerussite | Pb | NA |
Private collection 3 | Colonial | White | Cerussite, hydrocerussite | Pb | NA |