Page 464 - Copper and Bronze in Art: Corrosion, Colorants, Getty Museum Conservation, By David Scott

TABLE 21 X - R A Y D I F F R A C T I O N DAT A F O R C O R R O S I O N O N A B R O N Z E
F R O M K E L V I N C R O V E , S C O T L A N D / C O M P A R E D W I T H I C D D 2 8 - 7 4 6

L I G H T B L U E C O R R O S I O N , P O T A S S I U M C O P P E R C A R B O N A T E
K E L V I N G R O V E S A M P L E , H Y D R O X I D E H Y D R A T E
V E R Y G R A I N Y FILM K[Cu 2(C0 3) 2(OH)]-4H 20
(ICDD 28-746)

Intensity d-spacing d-spacing Intensity

100 10.6 10.7 100
60 8.57
50 7.46
50 6.79
6.18 30
40 5.92
10 5.21
10 4.84 4.77 5
5 4.44 4.35 25
10 4.17
20 3.80 3.77 15
3.72 55
10 3.61 3.56 55
50 3.44
50 3.32
50 3.18
20 3.04 3.08 70
20 2.958
70 2.811 2.83 65
10 2.689 2.67 30
10 2.456 2.498 25
10 2.311 2.373 50
10 2.220 2.215 16
10 2.151 2.178 15
2.166 3
2.052 7
10 1.973 1.979 4
1.940 13
10 1.895 1.879 12
10 1.802 1.822 8
10 1.759 1.779 20
10 1.728 1.726 17
1.711 11
10 1.687 1.685 4

Kelvingrove no. A608 2 BF, Kelvingrove, Scodand. GCI XRD no. 612.
a