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Table 3 Results of the different techniques for VIC 2, VIC 5 and VIC 7 and inorganic compounds identified

From: Mass Spectrometric and Synchrotron Radiation based techniques for the identification and distribution of painting materials in samples from paints of Josep Maria Sert

Sample

Layer number

EDS results

FTIR bands

XRD crystalline phases

Inorganic compounds identified

VIC 2

10

Al, S, Si, P, Ca, Cr,Ba,Na, Fe

550, 456 1420, 876 1586 1318

743, 723

-

Iron oxide calcite zinc compound calcium oxalates Quartz

 

9

S, Al, P, Ca, Si, Na, K> Zn, Fe

2012 2092

 

Bone black Prussian blue

 

8

Cl

-

 

-

 

7

Cl

-

 

-

 

6

Al, S, Si, P, Ca, Cr,Ba,Na > Fe

  

-

 

5

Cl

   
 

A

Au >>> Ag, Cu

  

Gold

 

4

Cl

  

-

 

B

Cu, Zn

  

brass

 

3

Pb, Cr, Ba

1170,1112,1072, 984, 635, 608 873,820

 

Barium sulphate Lead chrome yellow (PbCrO4)

 

2

S, Ba, Pb, Cr

 
 

1

Fe, Mn, Pb

  

Clay? Iron oxide?

 

C

Cu, Zn

  

brass

VIC 5

4

Sr, Pb, Zn, Cr, Cd, Fe, Al, Si

923, 909, 842 2092 1400, 680 3698, 3636, 1030, 1008, 916 1585

-

Strontium yellow Prussian blue Lead white Kaolinite

Zinc compound

 

3

 
 

2

Pb

3538, 1400, 1047

 

Lead white

 

1

-

-

 

-

VIC 7

10

Cl

 

-

 
 

9

Ca

2012

apatite

Bone black

 

8

Cl

-

-

-

 

7

-

-

-

-

 

6

Cl

-

-

-

 

5

P, Ca, Na, Al, Si, Mg

-

Apatite Hydroxyapatite barite

Bone black

 

4

Cl

-

-

-

 

A

Au

-

Crocoite, Au

Chrome yellow Gold

 

3

Zn, P, Ca, Pb

3532, 1400, 837

cerussite hydrocerussite; Zinc oxide; mirabilite

Lead white Zinc white

 

2

Zn

-

Zinc oxide;

Zinc white

 

1

Pb, Zn

3532,1420, 1052, 837 1524

Cerussite hydrocerussite Lead acetate

Lead white

Lead acetate