Page 458 - Copper and Bronze in Art: Corrosion, Colorants, Getty Museum Conservation, By David Scott

TABLE 15 C O M P A R I S O N O F X - R A Y D I F F R A C T I O N DAT A FO R G R E E N P I G M E N T F R O M
A F I F T E E N T H - C E N T U R Y G E R M A N M A N U S C R I P T B Y R U D O L F V O N E M S
C O M P A R E D W I T H B A S I C V E R D I G R I S ( C O M P O U N D B 4 )

V E R D I G R I S 134 G E R M A N
M A N U S C R I PT
P I G M E N T

Intensity d-spacing Intensity d-spacing
80 11.3
10 8.05
80 6.47 30 6.49
10 6.10 10 6.04
2 3.80 5 3.81
100 3.64 100 3.64
2 3.54 5 3.58
1 3.24 1 3.24
20 3.05 10 3.06
1 2.69 5 2.71
80 2.63 20 2.63
100 2.48 20 2.47
5 2.39 5 2.40
50 2.30 20 2.31
1 2.395
1 2.389
20 2.16 5 2.16
1 2.13
2 2.03 3 2.03
1 1.99
10 1.93 10 1.93
10 1.81 20 1.81
2 1.74 10 1.74
15 1.66 10 1.65
7 1.58 1 1.57
5 1.44

Rudolf von Ems (Austrian, ca. 1200-1254) , Barlaam undJosaphat, 1492, vellum manuscript produced in Germany,
collections of the J. Paul Getty Museum (83.MR.179).

X - R A Y D I F F R A C T I O N S T U D I E S
441