Page 462 - Copper and Bronze in Art: Corrosion, Colorants, Getty Museum Conservation, By David Scott

TABLE 19 DEBYE-SCHERRER POWDER X-RAY DIFFRACTION DATA FOR SYNTHESIS
OF VERDIGRIS WITH LEMON JUICE TO MAKE A GREEN PIGMENT

VERDIGRIS PIGMENT COPPER CITRATE
IN LEMON JUICE Ci 2 H 10 Cu 4 0 1 4 •5H 2 0
(ICDD 1-191 )

Intensity 4 Θ d-spacing d-spacing Intensity
10 21.55 8.2
70 24.58 7.2 7.4 25
100 31.43 5.64 5.6 100
10 33.56 5.28
10 35.64 4.98
60 38.67 4.59 4.55 25
60 45.93 3.87 3.85 25
10 49.28 3.61
10 50.69 3.51 3.56 12
10 56.86 3.14 3.13 8
10 61.13 2.925 2.92 8
10 67.52 2.655 2.66 8
10 71.34 2.517 2.49 4
2.19 8
Procedure from Ricitteper far ogii sorte di colon (Library of the University of Padua, MS 992), recipe 33 (Merrifield
2.083
86.90
10
1849 :664) .
10 90.41 2.006 1.99 8
10 93.58 1.941 1.93 8
10 96.50 1.886 1.88 6
10 99.55 1.832 1.82 4
10 106.94 1.714 1.70 4
10 110.76 1.659 1.66 4
5 112.98 1.629
1.56 2
5 123.92 1.498
10 127.95 1.455
10 130.18 1.433
10 132.23 1.413
10 136.96 1.370
10 141.62 1.331 1.33 2