M733: Lady Elizabeth Thimbelby and Dorothy, Viscountess Andover
(c.1635)
Object information
Data
Description:
Paint layers (oil)
canvas
Layer information:
(Counting from the support up towards the paint layers)
Layer 2:
Colour: Grey
Composition: Lead white, charcoal black, red and brown earth
Layer 1:
Colour: Red
Composition: Red iron oxide, calcium carbonate (chalk)
Data information:
Analytical Techniques:
Sampled?
YES
Microscopy?
YES
Elemental?
YES
Researchers
National Gallery Scientific Department
Source
Roy, Ashok. “The National Gallery Van Dycks: Technique and Development.” The National Gallery Technical Bulletin 20 (1999): 50–83.