Table 1 First derivative endmember results from the RIS studies, for which materials assignment is attributed by complementary imaging, FORS, XRF, and FTIR analyses

Flesh (forehead, facial shading)

Light pink

1

456 (s), 582 (i), 670, 752 (m), 901

452 (s), 582 (i), 670, 750 (m), 888, 1215, 1394, 1419, 1730, 1763, 1825, 1940, 2275, 2311, 2352

Pb, Fe

Red ochre, yellow ochre, lead white

Garment (bright areas)

White

2

435, 590 (s), 720 (m), 940

434, 590 (s), 743 (m), 930, 1215, 1394, 1419, 1542, 1730, 1763, 1825, 1940, 2012, 2055, 2275, 2311, 2352

Pb, Cu, Fe

Natrojarosite, lead white, Egyptian blue

Earrings, garment

Pink/purple

3

514, 547

515, 547, 1215, 1394, 1419, 1730, 1763, 1825, 1940, 2012, 2056, 2275, 2311, 2352

Pb, Ca, Cu, Fe, Al

Madder lake, natrojarosite, and lead white (underlayer)

Hair braid; eye line

Olive green

4

435, 454 (s), 552 (i), 660, 740 (m), 920

–

Fe, Pb, Ca

Yellow ochre, lead white, natrojarosite

Leaves

Green

5

522 (i), 585 (m), 674

523 (i), 581 (m), 661, 1215, 1394, 1419, 1543, 1730, 1763, 1825, 1940, 2012, 2055, 2275, 2311, 2352

Cu, Pb, Fe

Copper carboxylate, lead white (underlayer)

Flesh (skin tones, highlights)

White-pink

6

456 (s), 575 (i), 670, 736 (m), 860

–

–

Yellow ochre, red ochre, lead white

Garment lines

Grey/black

7

437, 455 (s), 542 (i), 625, 671 (i), 825

–

–

Natrojarosite, Egyptian blue, lead white

Garment lines

Yellow

8

435, 456 (s), 530 (i), 640, 750 (m), 820

–

–

Natrojarosite, lead white

Ear line; eye line

Deep red

9

590 (i), 675, 739 (m), 901

586 (i), 660, 745 (m), 874, 1215, 1394, 1419, 1730, 1763, 1825, 1940, 2275, 2311, 2352

–

Red ochre

Bole

Orange-red

10

434, 562 (i), 670, 755 (m), 932

562(i), 675, 768 (m), 881, 1215, 1394, 1419, 1730, 1763, 1825, 1940, 2275, 2311, 2352

Fe, Pb, Cu

Red ochre, yellow ochre