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Table 2 Overview of the analysis areas and XRF-identified elements

From: Uncovering hidden jewels: an investigation of the pictorial layers of an 18th-century Taskin harpsichord

Area

ID

Chromatic area

Identified elementsa

Outer case

1

Golden

Pb, Au, Zn, Ba, Fe, Sr, Ca, Cu, Bi, Cr, Ag

2

White

Pb, Fe, Ca, Bi, Zn, Sr, Ba, Cu, Mn

3

Red-lacuna

Pb, Hg, Fe, Ca, Zn, Sr, Cr, Ba, Bi, Cu, Mn, Zr

4

Red

Pb, Hg, Fe, Ca, S, Sr, Zn, Ba, Bi, Cu, Al, Cr, Zr

5

White

Pb, Fe, Bi, Sr, Zn, Ca, Ba, Cu, Al

6

Green-border

Pb, Zn, Ba, Fe, Bi, Sr, Ca, Co, Cu, Cr

7

Blue

Pb, Fe, Bi, Sr, Zn, Ca, Ba, Co, Cu

8

Golden-border

Pb, Au, Fe, Ba, Zn, Sr, Ca, Cu, Cr, Bi, Ag

9

Golden-reddish- border

Pb, Zn, Au, Fe, Ba, Sr, Ca, Cu, Cr, Bi, Mn, Cl, Ag, K

10

Dark brown-black

Pb, Fe, Ca, Bi, Zn, Sr, Ba, Mn, Cu, Cr, K, Si

11

Green-border

Pb, Zn, Fe, Ba, Bi, Sr, Ca, Cu, Cl, Mn

12

Black spot on golden border

Pb, Zn, Au, Fe, Ba, Sr, Ca, Cu, Au, Bi, Cr, Mn, Cl, Ag, K

13

Integration on golden border

Pb, Zn, Cu, Ca, Au, Fe, Ba, Sr, Si, Cr, Mn, Cl, K, Bi, Al

14

White–pink

Pb, Fe, Bi, Ca, Zr, Ti, Cu, Zn, Mn, Cr, Rb

15

Golden-border-lacuna

Pb, Au, Ba, Zn, Sr, Fe, Ca, Cu, Bi, Cr, Ag, Zr

16

Golden-reddish-border

Pb, Zn, Au (ma) Fe, Ba, Sr, Ca, Cu, Cr, Bi, Ag, Zr, Rb

17

White

Pb, Fe, Bi, Sr, Ca, Zn, Ti, Cu, Mn

18

Brown

Pb, Fe, Ca, Zn, Sr, Hg, Mn, Bi, Ba, Cu, Zr

Stands

19

Lacuna

Pb, Cu, Ca, Zn, Bi, Fe, Zr, Ba, Co

20

Lacuna

Ca, Pb, Fe, Sr, Bi, Cu, Mn, Ti, K, Si

21

Green

Zn, Pb, Fe, Ba, Sr, Bi, Ca, Mn, Cu

Lid interior

22

Golden-border

Pb, Cu, Ca, Fe, Zn, Au, Ba, Sr, Hg, Bi, Cr, Mn, K, Al

48

Dark green

Pb, Fe, Bi, Ca, Cu, Zn, Ti, Ba, Cr

49

Light green–blue

Pb, Fe, Bi, Ca, Cu, Zn, Zr, Ba

50

Green

Pb, Fe, Bi, Zn, Ca, Cu, Ba, Zr, Cr

51

Dark green–brown

Pb, Fe, Zn, Ca, Bi, Cu, Hg, Ba, Cr, Zr

52

Dark green

Pb, Fe, Zn, Cr, Ca, Bi, Cu, Hg, Zr, Ti, Ba

53

Red

Pb, Fe, Hg, Ca, Cu, Bi, Mn, Zr, Ti, Cr

54

White

Pb, Fe, Bi, Ca, Zn, Cu, Zr, Ba, Cr, Ti

55

Green

Pb, Fe, Zn, As, Cr, Cu, Ca, Bi, Zr, Ti

56

Light brown

Pb, Fe, Ca, Bi, Cu, Zn, Ti, Ba, Cr

57

Blue

Pb, Fe, Bi, Zn, Ca, Cu, Ba, Ti, Cr

58

Brown

Pb, Fe, Bi, Cu, Ca, Zn, Ti

59

White–pink

Pb, Fe, Bi, Hg, Ca, Zn, Cu, Ti

60

Light blue

Pb, Zn, Fe, Bi, Ca, Ba, Cu, Cr

61

Brown-border

Pb, Zn, Fe, Ba, Sr, Hg, Bi, Ca, Cu, Mn, Cr, Si

62

Brown-border

Pb, Zn, Fe, Ba, Sr, Hg, Bi, Cu, Ca, Cr

63

Brown-border-integration

Pb, Zn, Fe, Ba, Sr, Hg, Bi, Ca, Cu, Al, Cr

64

Brown-border-integration

Zn, Pb, Fe, Ba, Sr, Hg, Bi, Ca, Cu, Cr

65

Brown-border-integration

Zn, Pb, Fe, Ca, Sr, Cu, Mn, Ca, Bi, Cr, Hg, Ba, Al, Si

Keywell

23

Lacuna

Ca, Pb, Cu, Fe, Sr, Zn, Ba, Hg, Mn, Au, Ti, Bi

24

Red

Zn, Ca, Pb, Hg, Cu, Fe, S, Cr, Ba, Sr, Mn, Rb, Bi, Al

25

Red-pink

Pb, Ca, Zn, Cu, Fe, Sr, Hg, Ba, Bi, Mn, Ti

26

Blue

Pb, Ca, Cu, Au, Fe, Bi, Zr, Ti, Mn, Ba, Zn

27

Blue

Pb, Ca, Cu, Au, Fe, Bi, Zn, Mn, Cr, Ti

28

Purple

Pb, Ca, Cu (ma) Au, Fe, Zn, Sr, Bi, Ba, Hg, Mn, Al, Cr

29

Golden

Pb, Cu, Au, Ca, Fe, Bi, Ti

30

White-ground

Ca, Pb, Cu, Fe, Sr, Ti, Mn, Au, Bi

Lid exterior

31

Green-integration

Pb, Zn, Fe, Bi, Cr, Ca, Sr, Ba, Mn, Cu, Si, Bi

32

Golden

Pb, Zn, Au, Fe, Sr, Ca, Ba, Cu, Bi, Cr, S, Mn, Ag, Si

33

Dark green

Pb, Fe, Zn, Ca, Cr, Sr, S, Ba, Cu, Bi, Mn, K, Si

34

White

Pb, Zn, Fe, Ca, S, Bi, Hg, Cu, Ba

35

Red

Pb, Fe, Hg, Zn, Ca, Sr, Cu, Cr, S, Mn, Bi, Ba, K, Si

36

Purple

Pb, Fe, Ca, Zn, Sr, Hg, S, Sr, K, Bi, Cr, Cu, Ba, Mn, Bi, Si

37

Red

Pb, Hg, Fe, Ca, S, Zn, Sr, Bi, Cu, Ba, Si

38

Black

Pb, Hg, Ca, Fe, Zn, Sr, S, Ba, Bi, Cu, K, Mn, Si, Cr

39

Green-border-integration

Pb, Zn, Fe, Cr, Sr, Ca, Bi, Ba, Cu, Mn, Hg, Si

40

Green-border

Pb, Zn, Fe, Ba, Sr, Bi, Ca, S, Si, Cu

41

White-lacuna

Ca, Pb, Fe, Zn, S, Cu, Sr, K, Mn, Ti, Si

42

Yellow-green

Pb, Fe, Zn, Cr, Ca, Sr, Bi, S, Cu, Hg, Ba, K, Mn, Si

43

Purple

Pb, Fe, Zn, Ca, Sr, Ba, S, Bi, K, Mn, Cu, Si, Cr

44

Red

Pb, Fe, Hg, Zn, Ca, Sr, Ba, S, Bi, Mn, Cu, K, Si, Cr

45

White

Pb, Hg, Fe, Zn, Sr, Ca, Ba, S, Bi, Cu, Mn, K

46

Green-border-lacuna

Pb, Zn, Ba, Pb, Sr, Bi, Fe, Ca, Cu, Mn, Al, Si

47

Yellow-white

Pb, Fe, Ca, Zn, Bi, Sr, Hg, Cu, Ti

Soundboard

66

Red

Pb, Fe, Ca, Hg, Mn, Cu, S

67

Wood

Fe, Ca, Mn, K, Cu, Pb, S, Ti, Zn, Si, Al, Rb

68

White

Pb, Fe, S, Ca, Hg, Mn, Cu, Rb, Ti, Zr, Zn, Al

  1. aMajor elements with bold letters, minor elements with regular letters, trace elements with italic letters