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Table 2 % Relative Pattern Intensity Ratio (PIR) of pigments in selected areas

From: A combination of invasive and non-invasive techniques for the study of the palette and painting structure of a copy of Raphael's Transfiguration of Christ

Sample

Cerussite

Hydrocerussite

Calcite

Lead Tin Yellow

Lazurite

Lepidocrocite

Cinnabar

Graphite

V105

36.8 ± 2.8

30.2 ± 5.3

15,2 ± 2.9

17.8 ± 6.8

Y111

15.7 ± 5.0

10.5 ± 5.4

8.8 ± 4.9

38.6 ± 1.5

10.9 ± 2.9

10.5 ± 5.3

5.1 ± 5.4

G109

21.5 ± 3.0

19.5 ± 3.4

22.0 ± 1.7

21.9 ± 3.3

9.0 ± 4.7

R102

19.8 ± 5.4

20.3 ± 4.8

14.0 ± 3.2

32.6 ± 2.9

13.3 ± 4.8

C104

46.0 ± 1,

44.6 ± 2.4

 

3.3 ± 2.6

6.1 ± 4.9

C118

46.5 ± 2.6

32.8 ± 4.5

20.3 ± 4.3

3.4 ± 2.5

B69

36.7 ± 3.7

44.5 ± 2.6

18.8 ± 5.4