Page 461 - Copper and Bronze in Art: Corrosion, Colorants, Getty Museum Conservation, By David Scott

TABLE 18 SOME X-RAY DIFFRACTION DATA FOR LABORATORY SYNTHESES
OF AMMONIUM AND POTASSIUM COPPER ACETATES

BRIGHT BLUE GRAINS POTASSIUM AMMONIUM AMMONIUM
FROM COPPER ACETATE COPPER ACETATE CHLORIDE, NH 4CI COPPER ACETATE
REAGENT + AMMONIUM 2K(CH 3COO); (ICDD 34-710) ACETIC ACID
CHLORIDE + POTASSIUM Cu(CH 3COO) 2 C 14 H 50 CuN 4 O 2 0
CARBONATE 1EXPERIMENT (ICDD 21-30 ) (ICDD 20-14 [99)

Intensity d-spacing d-spacing Intensity d-spacing Intensity d-spacing Intensity

10 11.3 11.6 60 11.3 80
10 9.4 9.58 100
8.33 60 8.02 60
50 7.91 7.88 40
7.48 40
70 6.30 6.30 80
5.89 60
10 5.71 5.66 40
5.32 40 4.71 40
5.02 40 4.34 40
60 4.29
90 3.92
3.85 60 3.876 80 3.76 40
3.70 40
3.63 60 3.67 60
3.47 100
3.22 40 3.20 80
3.15 40
3.03 40
100 2.922 2.93 40
2.88 40
60 2.780 2.747 100
90 2.669 2.67 40 2.69 100
2.61 40
40 2.528 2.53 40 2.58 40
2.43 40
60 2.342 2.36 40 2.32 40
50 2.210 2.20 40 2.23 40
50 2.065 2.06 40 1.96 40
70 1.968 1.95 40 1.930 60 1.92 40
50 1.761 1.724 50 1.75 40
40 1.625 1.65 40
40 1.579 1.577 70 1.56 40
more
d-values